diff --git a/Configuration/Geometry/README.md b/Configuration/Geometry/README.md
index eb143fa127cb0..fdfbb1be39045 100644
--- a/Configuration/Geometry/README.md
+++ b/Configuration/Geometry/README.md
@@ -59,6 +59,7 @@ Calorimeters:
 * C12: HGCal (as in C11) + HFNose with corrected wafer size + Phase2 HCAL and EB
 * C13: HGCal (reading the constants of the flat file and made provision to be used downstream) + Phase2 HCAL and EB
 * C14: HGCal (reading the constants of the flat file and use it to create geometry) + Phase2 HCAL and EB
+* C15: HGCal (as in C14) + HFNose with corrected wafer size  + Phase2 HCAL and EB
 
 Muon system:
 * M4: Phase2 muon system for TDR w/ GE2/1, ME0, RE3/1, RE4/1 (incl. granularity in ME0, staggered GE2/1), 96 iRPC strips, no overlaps, MB4Shields
@@ -83,6 +84,7 @@ The script also handles the common and forward elements of the geometry:
 * F4: same as F2 but with modifications needed to forward shield
 * F5: same as F4 but changes due to HFNose
 * F6: same as F4 with modifications needed for BRM and forward shield
+* F7: same as F6 with modifications needed for HFNose
 
 Several detector combinations have been generated:
 * D49 = T15+C9+M4+I10+O4+F2 (HLT TDR baseline)
@@ -95,3 +97,4 @@ Several detector combinations have been generated:
 * D79 = T23+C14+M9+I13+O7+F6
 * D80 = T25+C14+M9+I13+O7+F6
 * D81 = T26+C14+M9+I13+O7+F6
+* D82 = T21+C15+M9+I13+O7+F7
diff --git a/Configuration/Geometry/python/GeometryDD4hepExtended2026D82Reco_cff.py b/Configuration/Geometry/python/GeometryDD4hepExtended2026D82Reco_cff.py
new file mode 100644
index 0000000000000..a75e1525a9f8b
--- /dev/null
+++ b/Configuration/Geometry/python/GeometryDD4hepExtended2026D82Reco_cff.py
@@ -0,0 +1,62 @@
+import FWCore.ParameterSet.Config as cms
+
+# This config was generated automatically using generate2026Geometry.py
+# If you notice a mistake, please update the generating script, not just this config
+
+from Configuration.Geometry.GeometryDD4hepExtended2026D82_cff import *
+
+# tracker
+from Geometry.CommonTopologies.globalTrackingGeometry_cfi import *
+from RecoTracker.GeometryESProducer.TrackerRecoGeometryESProducer_cfi import *
+from Geometry.TrackerGeometryBuilder.trackerParameters_cff import *
+from Geometry.TrackerNumberingBuilder.trackerTopology_cfi import *
+from Geometry.TrackerGeometryBuilder.idealForDigiTrackerGeometry_cff import *
+trackerGeometry.applyAlignment = cms.bool(False)
+
+# calo
+from Geometry.CaloEventSetup.HGCalV9Topology_cfi import *
+from Geometry.HGCalGeometry.HGCalGeometryESProducer_cfi import *
+from Geometry.CaloEventSetup.HFNoseTopology_cfi import *
+from Geometry.ForwardGeometry.HFNoseGeometryESProducer_cfi import *
+from Geometry.CaloEventSetup.CaloTopology_cfi import *
+from Geometry.CaloEventSetup.CaloGeometryBuilder_cfi import *
+CaloGeometryBuilder = cms.ESProducer("CaloGeometryBuilder",
+    SelectedCalos = cms.vstring("HCAL",
+                                "ZDC",
+                                "EcalBarrel",
+                                "TOWER",
+                                "HGCalEESensitive",
+                                "HGCalHESiliconSensitive",
+                                "HGCalHEScintillatorSensitive",
+                                "HGCalHFNoseSensitive",
+    )
+)
+from Geometry.EcalAlgo.EcalBarrelGeometry_cfi import *
+from Geometry.HcalEventSetup.HcalGeometry_cfi import *
+from Geometry.HcalEventSetup.CaloTowerGeometry_cfi import *
+from Geometry.HcalEventSetup.CaloTowerTopology_cfi import *
+from Geometry.HcalCommonData.hcalDDDRecConstants_cfi import *
+from Geometry.HcalEventSetup.hcalTopologyIdeal_cfi import *
+from Geometry.CaloEventSetup.EcalTrigTowerConstituents_cfi import *
+from Geometry.EcalMapping.EcalMapping_cfi import *
+from Geometry.EcalMapping.EcalMappingRecord_cfi import *
+
+# muon
+from Geometry.MuonNumbering.muonNumberingInitialization_cfi import *
+from RecoMuon.DetLayers.muonDetLayerGeometry_cfi import *
+from Geometry.GEMGeometryBuilder.gemGeometry_cfi import *
+from Geometry.CSCGeometryBuilder.idealForDigiCscGeometry_cff import *
+from Geometry.DTGeometryBuilder.idealForDigiDtGeometry_cff import *
+
+# forward
+from Geometry.ForwardGeometry.ForwardGeometry_cfi import *
+
+# timing
+from RecoMTD.DetLayers.mtdDetLayerGeometry_cfi import *
+from Geometry.MTDGeometryBuilder.mtdParameters_cff import *
+from Geometry.MTDNumberingBuilder.mtdNumberingGeometry_cff import *
+from Geometry.MTDNumberingBuilder.mtdTopology_cfi import *
+from Geometry.MTDGeometryBuilder.mtdGeometry_cfi import *
+from Geometry.MTDGeometryBuilder.idealForDigiMTDGeometry_cff import *
+mtdGeometry.applyAlignment = cms.bool(False)
+
diff --git a/Configuration/Geometry/python/GeometryDD4hepExtended2026D82_cff.py b/Configuration/Geometry/python/GeometryDD4hepExtended2026D82_cff.py
new file mode 100644
index 0000000000000..29501f2713501
--- /dev/null
+++ b/Configuration/Geometry/python/GeometryDD4hepExtended2026D82_cff.py
@@ -0,0 +1,18 @@
+import FWCore.ParameterSet.Config as cms
+
+# This config was generated automatically using generate2026Geometry.py
+# If you notice a mistake, please update the generating script, not just this config
+
+from Configuration.Geometry.GeometryDD4hep_cff import *
+DDDetectorESProducer.confGeomXMLFiles = cms.FileInPath("Geometry/CMSCommonData/data/dd4hep/cmsExtendedGeometry2026D82.xml")
+
+from Geometry.TrackerNumberingBuilder.trackerNumberingGeometry_cfi import *
+from Geometry.EcalCommonData.ecalSimulationParameters_cff import *
+from Geometry.HcalCommonData.hcalDDDSimConstants_cff import *
+from Geometry.HGCalCommonData.hgcalParametersInitialization_cfi import *
+from Geometry.HGCalCommonData.hgcalNumberingInitialization_cfi import *
+from Geometry.ForwardCommonData.hfnoseParametersInitialization_cfi import *
+from Geometry.ForwardCommonData.hfnoseNumberingInitialization_cfi  import *
+from Geometry.MuonNumbering.muonGeometryConstants_cff import *
+from Geometry.MuonNumbering.muonOffsetESProducer_cff import *
+from Geometry.MTDNumberingBuilder.mtdNumberingGeometry_cff import *
diff --git a/Configuration/Geometry/python/GeometryExtended2026D82Reco_cff.py b/Configuration/Geometry/python/GeometryExtended2026D82Reco_cff.py
new file mode 100644
index 0000000000000..3d2e43b66af90
--- /dev/null
+++ b/Configuration/Geometry/python/GeometryExtended2026D82Reco_cff.py
@@ -0,0 +1,62 @@
+import FWCore.ParameterSet.Config as cms
+
+# This config was generated automatically using generate2026Geometry.py
+# If you notice a mistake, please update the generating script, not just this config
+
+from Configuration.Geometry.GeometryExtended2026D82_cff import *
+
+# tracker
+from Geometry.CommonTopologies.globalTrackingGeometry_cfi import *
+from RecoTracker.GeometryESProducer.TrackerRecoGeometryESProducer_cfi import *
+from Geometry.TrackerGeometryBuilder.trackerParameters_cff import *
+from Geometry.TrackerNumberingBuilder.trackerTopology_cfi import *
+from Geometry.TrackerGeometryBuilder.idealForDigiTrackerGeometry_cff import *
+trackerGeometry.applyAlignment = cms.bool(False)
+
+# calo
+from Geometry.CaloEventSetup.HGCalV9Topology_cfi import *
+from Geometry.HGCalGeometry.HGCalGeometryESProducer_cfi import *
+from Geometry.CaloEventSetup.HFNoseTopology_cfi import *
+from Geometry.ForwardGeometry.HFNoseGeometryESProducer_cfi import *
+from Geometry.CaloEventSetup.CaloTopology_cfi import *
+from Geometry.CaloEventSetup.CaloGeometryBuilder_cfi import *
+CaloGeometryBuilder = cms.ESProducer("CaloGeometryBuilder",
+    SelectedCalos = cms.vstring("HCAL",
+                                "ZDC",
+                                "EcalBarrel",
+                                "TOWER",
+                                "HGCalEESensitive",
+                                "HGCalHESiliconSensitive",
+                                "HGCalHEScintillatorSensitive",
+                                "HGCalHFNoseSensitive",
+    )
+)
+from Geometry.EcalAlgo.EcalBarrelGeometry_cfi import *
+from Geometry.HcalEventSetup.HcalGeometry_cfi import *
+from Geometry.HcalEventSetup.CaloTowerGeometry_cfi import *
+from Geometry.HcalEventSetup.CaloTowerTopology_cfi import *
+from Geometry.HcalCommonData.hcalDDDRecConstants_cfi import *
+from Geometry.HcalEventSetup.hcalTopologyIdeal_cfi import *
+from Geometry.CaloEventSetup.EcalTrigTowerConstituents_cfi import *
+from Geometry.EcalMapping.EcalMapping_cfi import *
+from Geometry.EcalMapping.EcalMappingRecord_cfi import *
+
+# muon
+from Geometry.MuonNumbering.muonNumberingInitialization_cfi import *
+from RecoMuon.DetLayers.muonDetLayerGeometry_cfi import *
+from Geometry.GEMGeometryBuilder.gemGeometry_cfi import *
+from Geometry.CSCGeometryBuilder.idealForDigiCscGeometry_cff import *
+from Geometry.DTGeometryBuilder.idealForDigiDtGeometry_cff import *
+
+# forward
+from Geometry.ForwardGeometry.ForwardGeometry_cfi import *
+
+# timing
+from RecoMTD.DetLayers.mtdDetLayerGeometry_cfi import *
+from Geometry.MTDGeometryBuilder.mtdParameters_cff import *
+from Geometry.MTDNumberingBuilder.mtdNumberingGeometry_cff import *
+from Geometry.MTDNumberingBuilder.mtdTopology_cfi import *
+from Geometry.MTDGeometryBuilder.mtdGeometry_cfi import *
+from Geometry.MTDGeometryBuilder.idealForDigiMTDGeometry_cff import *
+mtdGeometry.applyAlignment = cms.bool(False)
+
diff --git a/Configuration/Geometry/python/GeometryExtended2026D82_cff.py b/Configuration/Geometry/python/GeometryExtended2026D82_cff.py
new file mode 100644
index 0000000000000..e6d683b8e84b3
--- /dev/null
+++ b/Configuration/Geometry/python/GeometryExtended2026D82_cff.py
@@ -0,0 +1,16 @@
+import FWCore.ParameterSet.Config as cms
+
+# This config was generated automatically using generate2026Geometry.py
+# If you notice a mistake, please update the generating script, not just this config
+
+from Geometry.CMSCommonData.cmsExtendedGeometry2026D82XML_cfi import *
+from Geometry.TrackerNumberingBuilder.trackerNumberingGeometry_cfi import *
+from Geometry.EcalCommonData.ecalSimulationParameters_cff import *
+from Geometry.HcalCommonData.hcalDDDSimConstants_cff import *
+from Geometry.HGCalCommonData.hgcalParametersInitialization_cfi import *
+from Geometry.HGCalCommonData.hgcalNumberingInitialization_cfi import *
+from Geometry.ForwardCommonData.hfnoseParametersInitialization_cfi import *
+from Geometry.ForwardCommonData.hfnoseNumberingInitialization_cfi  import *
+from Geometry.MuonNumbering.muonGeometryConstants_cff import *
+from Geometry.MuonNumbering.muonOffsetESProducer_cff import *
+from Geometry.MTDNumberingBuilder.mtdNumberingGeometry_cff import *
diff --git a/Configuration/Geometry/python/dict2026Geometry.py b/Configuration/Geometry/python/dict2026Geometry.py
index fd385a41ceed6..231be0b866bf3 100644
--- a/Configuration/Geometry/python/dict2026Geometry.py
+++ b/Configuration/Geometry/python/dict2026Geometry.py
@@ -85,60 +85,6 @@
         ],
         "era" : "phase2_common, phase2_trigger",
     },
-    "O5" : {
-        1 : [
-            'Geometry/CMSCommonData/data/materials/2021/v1/materials.xml',
-            'Geometry/CMSCommonData/data/rotations.xml',
-            'Geometry/CMSCommonData/data/extend/v2/cmsextent.xml',
-            'Geometry/CMSCommonData/data/cavernData/2021/v1/cavernData.xml',
-            'Geometry/CMSCommonData/data/cms/2026/v4/cms.xml',
-            'Geometry/CMSCommonData/data/cmsMother.xml',
-            'Geometry/CMSCommonData/data/eta3/etaMax.xml',
-            'Geometry/CMSCommonData/data/cmsTracker.xml',
-            'Geometry/CMSCommonData/data/caloBase/2026/v3/caloBase.xml',
-            'Geometry/CMSCommonData/data/cmsCalo.xml',
-            'Geometry/CMSCommonData/data/muonBase/2026/v4/muonBase.xml',
-            'Geometry/CMSCommonData/data/cmsMuon.xml',
-            'Geometry/CMSCommonData/data/mgnt.xml',
-            'Geometry/CMSCommonData/data/beampipe/2026/v2/beampipe.xml',
-            'Geometry/CMSCommonData/data/cmsBeam/2026/v1/cmsBeam.xml',
-            'Geometry/CMSCommonData/data/muonMB.xml',
-            'Geometry/CMSCommonData/data/muonMagnet.xml',
-            'Geometry/CMSCommonData/data/cavern/2021/v1/cavern.xml',
-            'Geometry/CMSCommonData/data/cavernFloor/2017/v1/cavernFloor.xml',
-        ],
-        5 : [
-            'Geometry/CMSCommonData/data/FieldParameters.xml',
-        ],
-        "era" : "phase2_common, phase2_trigger",
-    },
-    "O6" : {
-        1 : [
-            'Geometry/CMSCommonData/data/materials/2021/v1/materials.xml',
-            'Geometry/CMSCommonData/data/rotations.xml',
-            'Geometry/CMSCommonData/data/extend/v2/cmsextent.xml',
-            'Geometry/CMSCommonData/data/cavernData/2021/v1/cavernData.xml',
-            'Geometry/CMSCommonData/data/cms/2026/v5/cms.xml',
-            'Geometry/CMSCommonData/data/cmsMother.xml',
-            'Geometry/CMSCommonData/data/eta3/etaMax.xml',
-            'Geometry/CMSCommonData/data/cmsTracker.xml',
-            'Geometry/CMSCommonData/data/caloBase/2026/v4/caloBase.xml',
-            'Geometry/CMSCommonData/data/cmsCalo.xml',
-            'Geometry/CMSCommonData/data/muonBase/2026/v5/muonBase.xml',
-            'Geometry/CMSCommonData/data/cmsMuon.xml',
-            'Geometry/CMSCommonData/data/mgnt.xml',
-            'Geometry/CMSCommonData/data/beampipe/2026/v3/beampipe.xml',
-            'Geometry/CMSCommonData/data/cmsBeam/2026/v1/cmsBeam.xml',
-            'Geometry/CMSCommonData/data/muonMB.xml',
-            'Geometry/CMSCommonData/data/muonMagnet.xml',
-            'Geometry/CMSCommonData/data/cavern/2021/v1/cavern.xml',
-            'Geometry/CMSCommonData/data/cavernFloor/2017/v1/cavernFloor.xml',
-        ],
-        5 : [
-            'Geometry/CMSCommonData/data/FieldParameters.xml',
-        ],
-        "era" : "phase2_common, phase2_trigger",
-    },
     "O7" : {
         1 : [
             'Geometry/CMSCommonData/data/materials/2021/v1/materials.xml',
@@ -801,6 +747,92 @@
         ],
         "era" : "phase2_ecal, phase2_hcal, phase2_hgcal, hcalHardcodeConditions, phase2_hgcalV10, phase2_hgcalV11, phase2_hgcalV12, phase2_hfnose",
     },
+    "C15" : {
+        1 : [
+            'Geometry/EcalCommonData/data/eregalgo/2026/v2/eregalgo.xml',
+            'Geometry/EcalCommonData/data/ectkcable/2026/v1/ectkcable.xml',
+            'Geometry/EcalCommonData/data/ectkcablemat/2026/v1/ectkcablemat.xml',
+            'Geometry/EcalCommonData/data/ebalgo.xml',
+            'Geometry/EcalCommonData/data/ebcon.xml',
+            'Geometry/EcalCommonData/data/ebrot.xml',
+            'Geometry/HcalCommonData/data/hcalrotations.xml',
+            'Geometry/HcalCommonData/data/hcal/v2/hcalalgo.xml',
+            'Geometry/HcalCommonData/data/hcalbarrelalgo.xml',
+            'Geometry/HcalCommonData/data/hcalcablealgo/v2/hcalcablealgo.xml',
+            'Geometry/HcalCommonData/data/hcalouteralgo/v1/hcalouteralgo.xml',
+            'Geometry/HcalCommonData/data/hcalforwardalgo.xml',
+            'Geometry/HcalCommonData/data/hcalSimNumbering/NoHE/hcalSimNumbering.xml',
+            'Geometry/HcalCommonData/data/hcalRecNumbering/NoHE/hcalRecNumbering.xml',
+            'Geometry/HcalCommonData/data/average/hcalforwardmaterial.xml',
+            'Geometry/HGCalCommonData/data/hgcalMaterial/v1/hgcalMaterial.xml',
+            'Geometry/HGCalCommonData/data/hgcal/v14/hgcal.xml',
+            'Geometry/HGCalCommonData/data/hgcalcell/v9/hgcalcell.xml',
+            'Geometry/HGCalCommonData/data/hgcalwafer/v9/hgcalwafer.xml',
+            'Geometry/HGCalCommonData/data/hgcalEE/v14/hgcalEE.xml',
+            'Geometry/HGCalCommonData/data/hgcalHEsil/v14/hgcalHEsil.xml',
+            'Geometry/HGCalCommonData/data/hgcalHEmix/v14/hgcalHEmix.xml',
+            'Geometry/HGCalCommonData/data/hgcalCons/v14/hgcalCons.xml',
+            'Geometry/HGCalCommonData/data/hgcalConsData/v13/hgcalConsData.xml',
+            'Geometry/ForwardCommonData/data/hfnose/v3/hfnose.xml',
+            'Geometry/ForwardCommonData/data/hfnoseCell/v1/hfnoseCell.xml',
+            'Geometry/ForwardCommonData/data/hfnoseWafer/v1/hfnoseWafer.xml',
+            'Geometry/ForwardCommonData/data/hfnoseLayer/v1/hfnoseLayer.xml',
+            'Geometry/ForwardCommonData/data/hfnoseCons/v1/hfnoseCons.xml',
+        ],
+        3 : [
+            'Geometry/EcalSimData/data/PhaseII/ecalsens.xml',
+            'Geometry/HcalCommonData/data/hcalsens/NoHE/hcalsenspmf.xml',
+            'Geometry/HcalSimData/data/hf.xml',
+            'Geometry/HcalSimData/data/hfpmt.xml',
+            'Geometry/HcalSimData/data/hffibrebundle.xml',
+            'Geometry/HcalSimData/data/CaloUtil/2026/v5c/CaloUtil.xml',
+            'Geometry/HGCalSimData/data/hgcsensv9.xml',
+            'Geometry/ForwardSimData/data/hfnosesens.xml',
+        ],
+        4 : [
+            'Geometry/HcalSimData/data/HcalProdCuts/2021/v1/HcalProdCuts.xml',
+            'Geometry/EcalSimData/data/EcalProdCuts.xml',
+            'Geometry/HGCalSimData/data/hgcProdCutsv9.xml',
+            'Geometry/ForwardSimData/data/hfnoseProdCuts.xml',
+        ],
+        "sim" : [
+            'from Geometry.EcalCommonData.ecalSimulationParameters_cff import *',
+            'from Geometry.HcalCommonData.hcalDDDSimConstants_cff import *',
+            'from Geometry.HGCalCommonData.hgcalParametersInitialization_cfi import *',
+            'from Geometry.HGCalCommonData.hgcalNumberingInitialization_cfi import *',
+            'from Geometry.ForwardCommonData.hfnoseParametersInitialization_cfi import *',
+            'from Geometry.ForwardCommonData.hfnoseNumberingInitialization_cfi  import *',
+        ],
+        "reco" : [
+            'from Geometry.CaloEventSetup.HGCalV9Topology_cfi import *',
+            'from Geometry.HGCalGeometry.HGCalGeometryESProducer_cfi import *',
+            'from Geometry.CaloEventSetup.HFNoseTopology_cfi import *',
+            'from Geometry.ForwardGeometry.HFNoseGeometryESProducer_cfi import *',
+            'from Geometry.CaloEventSetup.CaloTopology_cfi import *',
+            'from Geometry.CaloEventSetup.CaloGeometryBuilder_cfi import *',
+            'CaloGeometryBuilder = cms.ESProducer("CaloGeometryBuilder",',
+            '    SelectedCalos = cms.vstring("HCAL",',
+            '                                "ZDC",',
+            '                                "EcalBarrel",',
+            '                                "TOWER",',
+            '                                "HGCalEESensitive",',
+            '                                "HGCalHESiliconSensitive",',
+            '                                "HGCalHEScintillatorSensitive",',
+            '                                "HGCalHFNoseSensitive",',
+            '    )',
+            ')',
+            'from Geometry.EcalAlgo.EcalBarrelGeometry_cfi import *',
+            'from Geometry.HcalEventSetup.HcalGeometry_cfi import *',
+            'from Geometry.HcalEventSetup.CaloTowerGeometry_cfi import *',
+            'from Geometry.HcalEventSetup.CaloTowerTopology_cfi import *',
+            'from Geometry.HcalCommonData.hcalDDDRecConstants_cfi import *',
+            'from Geometry.HcalEventSetup.hcalTopologyIdeal_cfi import *',
+            'from Geometry.CaloEventSetup.EcalTrigTowerConstituents_cfi import *',
+            'from Geometry.EcalMapping.EcalMapping_cfi import *',
+            'from Geometry.EcalMapping.EcalMappingRecord_cfi import *',
+        ],
+        "era" : "phase2_ecal, phase2_hcal, phase2_hgcal, hcalHardcodeConditions, phase2_hgcalV10, phase2_hgcalV11, phase2_hgcalV12, phase2_hfnose",
+    },
 
 }
 
@@ -1103,6 +1135,31 @@
             'from Geometry.ForwardGeometry.ForwardGeometry_cfi import *',
         ]
     },
+    "F7" : {
+        1 : [
+            'Geometry/ForwardCommonData/data/forwardshield/2026/v4/forwardshield.xml',
+            'Geometry/ForwardCommonData/data/brmrotations.xml',
+            'Geometry/ForwardCommonData/data/brm/2026/v3/brm.xml',
+            'Geometry/ForwardCommonData/data/zdcmaterials.xml',
+            'Geometry/ForwardCommonData/data/lumimaterials.xml',
+            'Geometry/ForwardCommonData/data/zdcrotations.xml',
+            'Geometry/ForwardCommonData/data/lumirotations.xml',
+            'Geometry/ForwardCommonData/data/zdc.xml',
+            'Geometry/ForwardCommonData/data/zdclumi.xml',
+            'Geometry/ForwardCommonData/data/cmszdc.xml',
+        ],
+        3 : [
+            'Geometry/ForwardCommonData/data/brmsens.xml',
+            'Geometry/ForwardSimData/data/zdcsens.xml',
+        ],
+        4 : [
+            'Geometry/ForwardSimData/data/zdcProdCuts.xml',
+            'Geometry/ForwardSimData/data/ForwardShieldProdCuts.xml',
+        ],
+        "reco" :[
+            'from Geometry.ForwardGeometry.ForwardGeometry_cfi import *',
+        ]
+    },
 }
 
 timingDict = {
@@ -1208,6 +1265,7 @@
     ("O7","T23","C14","M9","F6","I13") : "D79",
     ("O7","T25","C14","M9","F6","I13") : "D80",
     ("O7","T26","C14","M9","F6","I13") : "D81",
+    ("O7","T21","C15","M9","F7","I13") : "D82",
  }
 
 deprecatedDets = set([ "D1", "D2", "D3", "D5", "D6" , "D7", "D4", "D8" , "D9", "D12", "D13", "D15", "D10", "D11", "D14", "D16", "D17", "D18", "D19", "D20", "D21", "D22", "D23", "D24", "D25", "D26", "D27", "D28", "D29", "D30", "D31", "D32", "D33", "D34", "D36", "D37", "D38", "D39", "D40", "D42", "D35", "D41", "D43", "D44", "D45", "D46", "D48", "D47", "D50", "D51", "D52", "D53", "D54", "D55", "D56", "D57", "D58", "D59", "D61", "D62", "D63", "D64", "D65", "D66", "D67", "D69", "D71", "D72", "D73", "D74", "D75"])
diff --git a/Configuration/PyReleaseValidation/python/relval_2026.py b/Configuration/PyReleaseValidation/python/relval_2026.py
index e78c3a0d7a88f..4dd1257b5e540 100644
--- a/Configuration/PyReleaseValidation/python/relval_2026.py
+++ b/Configuration/PyReleaseValidation/python/relval_2026.py
@@ -30,6 +30,7 @@
 numWFIB.extend([35834.0]) #2026D79
 numWFIB.extend([36234.0]) #2026D80
 numWFIB.extend([36634.0]) #2026D81
+numWFIB.extend([37034.0]) #2026D82
 
 for numWF in numWFIB:
     workflows[numWF] = _upgrade_workflows[numWF]
diff --git a/Configuration/PyReleaseValidation/python/upgradeWorkflowComponents.py b/Configuration/PyReleaseValidation/python/upgradeWorkflowComponents.py
index fdb422f101976..af990b27515fd 100644
--- a/Configuration/PyReleaseValidation/python/upgradeWorkflowComponents.py
+++ b/Configuration/PyReleaseValidation/python/upgradeWorkflowComponents.py
@@ -48,6 +48,8 @@
     '2026D80PU',
     '2026D81',
     '2026D81PU',
+    '2026D82',
+    '2026D82PU',
 ]
 
 # pre-generation of WF numbers
@@ -1218,6 +1220,13 @@ def condition(self, fragment, stepList, key, hasHarvest):
         'Era' : 'Phase2C11I13T26M9', # customized for square pixels and Muon M9
         'ScenToRun' : ['GenSimHLBeamSpot','DigiTrigger','RecoGlobal', 'HARVESTGlobal'],
     },
+    '2026D82' : {
+        'Geom' : 'Extended2026D82',
+        'HLTmenu': '@fake2',
+        'GT' : 'auto:phase2_realistic_T21',
+        'Era' : 'Phase2C11I13M9',
+        'ScenToRun' : ['GenSimHLBeamSpot','DigiTrigger','RecoGlobal', 'HARVESTGlobal'],
+    },
 }
 
 # standard PU sequences
diff --git a/Configuration/StandardSequences/python/GeometryConf.py b/Configuration/StandardSequences/python/GeometryConf.py
index 329ec6ef388da..c503e5b0e8c44 100644
--- a/Configuration/StandardSequences/python/GeometryConf.py
+++ b/Configuration/StandardSequences/python/GeometryConf.py
@@ -60,4 +60,5 @@
     'Extended2026D79' : 'Extended2026D79,Extended2026D79Reco',
     'Extended2026D80' : 'Extended2026D80,Extended2026D80Reco',
     'Extended2026D81' : 'Extended2026D81,Extended2026D81Reco',
+    'Extended2026D82' : 'Extended2026D82,Extended2026D82Reco',
     }
diff --git a/Geometry/CMSCommonData/data/dd4hep/cmsExtendedGeometry2026D82.xml b/Geometry/CMSCommonData/data/dd4hep/cmsExtendedGeometry2026D82.xml
new file mode 100644
index 0000000000000..ec334db49e37b
--- /dev/null
+++ b/Geometry/CMSCommonData/data/dd4hep/cmsExtendedGeometry2026D82.xml
@@ -0,0 +1,133 @@
+<?xml version="1.0"?>
+<DDDefinition>
+  <open_geometry/>
+  <close_geometry/>
+
+  <IncludeSection>
+    <Include ref='Geometry/CMSCommonData/data/materials/2021/v1/materials.xml'/>
+    <Include ref='Geometry/CMSCommonData/data/rotations.xml'/>
+    <Include ref='Geometry/CMSCommonData/data/extend/v2/cmsextent.xml'/>
+    <Include ref='Geometry/CMSCommonData/data/cavernData/2021/v1/cavernData.xml'/>
+    <Include ref='Geometry/CMSCommonData/data/cms/2026/v5/cms.xml'/>
+    <Include ref='Geometry/CMSCommonData/data/cmsMother.xml'/>
+    <Include ref='Geometry/CMSCommonData/data/eta3/etaMax.xml'/>
+    <Include ref='Geometry/CMSCommonData/data/cmsTracker.xml'/>
+    <Include ref='Geometry/CMSCommonData/data/caloBase/2026/v5/caloBase.xml'/>
+    <Include ref='Geometry/CMSCommonData/data/cmsCalo.xml'/>
+    <Include ref='Geometry/CMSCommonData/data/muonBase/2026/v5/muonBase.xml'/>
+    <Include ref='Geometry/CMSCommonData/data/cmsMuon.xml'/>
+    <Include ref='Geometry/CMSCommonData/data/mgnt.xml'/>
+    <Include ref='Geometry/CMSCommonData/data/beampipe/2026/v3/beampipe.xml'/>
+    <Include ref='Geometry/CMSCommonData/data/cmsBeam/2026/v1/cmsBeam.xml'/>
+    <Include ref='Geometry/CMSCommonData/data/muonMB.xml'/>
+    <Include ref='Geometry/CMSCommonData/data/muonMagnet.xml'/>
+    <Include ref='Geometry/CMSCommonData/data/cavern/2021/v1/cavern.xml'/>
+    <Include ref='Geometry/CMSCommonData/data/cavernFloor/2017/v1/cavernFloor.xml'/>
+    <Include ref='Geometry/TrackerCommonData/data/PhaseII/trackerParameters.xml'/>
+    <Include ref='Geometry/TrackerCommonData/data/pixfwdCommon.xml'/>
+    <Include ref='Geometry/TrackerCommonData/data/PhaseII/OuterTracker616_2020_04/pixfwd.xml'/>
+    <Include ref='Geometry/TrackerCommonData/data/PhaseII/OuterTracker616_2020_04/pixbar.xml'/>
+    <Include ref='Geometry/TrackerCommonData/data/trackermaterial.xml'/>
+    <Include ref='Geometry/TrackerCommonData/data/PhaseII/OuterTracker616_2020_04/otst.xml'/>
+    <Include ref='Geometry/TrackerCommonData/data/PhaseII/OuterTracker800_2020_07/tracker.xml'/>
+    <Include ref='Geometry/TrackerCommonData/data/PhaseII/TiltedTracker615/pixel.xml'/>
+    <Include ref='Geometry/TrackerCommonData/data/PhaseII/TiltedTracker404/trackerbar.xml'/>
+    <Include ref='Geometry/TrackerCommonData/data/PhaseII/TiltedTracker404/trackerfwd.xml'/>
+    <Include ref='Geometry/TrackerCommonData/data/PhaseII/TiltedTracker404/trackerStructureTopology.xml'/>
+    <Include ref='Geometry/TrackerCommonData/data/PhaseII/TiltedTracker613/pixelStructureTopology.xml'/>
+    <Include ref='Geometry/TrackerSimData/data/PhaseII/TiltedTracker404/trackersens.xml'/>
+    <Include ref='Geometry/TrackerSimData/data/PhaseII/TiltedTracker404/pixelsens.xml'/>
+    <Include ref='Geometry/TrackerRecoData/data/PhaseII/OuterTracker616_2020_04/trackerRecoMaterial.xml'/>
+    <Include ref='SimTracker/TrackerMaterialAnalysis/data/trackingMaterialGroups_ForPhaseII.xml'/>
+    <Include ref='Geometry/TrackerSimData/data/PhaseII/TiltedTracker404/trackerProdCuts.xml'/>
+    <Include ref='Geometry/TrackerSimData/data/PhaseII/TiltedTracker404/pixelProdCuts.xml'/>
+    <Include ref='Geometry/TrackerSimData/data/trackerProdCutsBEAM.xml'/>
+    <Include ref='Geometry/EcalCommonData/data/eregalgo/2026/v2/eregalgo.xml'/>
+    <Include ref='Geometry/EcalCommonData/data/ectkcable/2026/v1/ectkcable.xml'/>
+    <Include ref='Geometry/EcalCommonData/data/ectkcablemat/2026/v1/ectkcablemat.xml'/>
+    <Include ref='Geometry/EcalCommonData/data/ebalgo.xml'/>
+    <Include ref='Geometry/EcalCommonData/data/ebcon.xml'/>
+    <Include ref='Geometry/EcalCommonData/data/ebrot.xml'/>
+    <Include ref='Geometry/HcalCommonData/data/hcalrotations.xml'/>
+    <Include ref='Geometry/HcalCommonData/data/hcal/v2/hcalalgo.xml'/>
+    <Include ref='Geometry/HcalCommonData/data/hcalbarrelalgo.xml'/>
+    <Include ref='Geometry/HcalCommonData/data/hcalcablealgo/v2/hcalcablealgo.xml'/>
+    <Include ref='Geometry/HcalCommonData/data/hcalouteralgo/v1/hcalouteralgo.xml'/>
+    <Include ref='Geometry/HcalCommonData/data/hcalforwardalgo.xml'/>
+    <Include ref='Geometry/HcalCommonData/data/hcalSimNumbering/NoHE/hcalSimNumbering.xml'/>
+    <Include ref='Geometry/HcalCommonData/data/hcalRecNumbering/NoHE/hcalRecNumbering.xml'/>
+    <Include ref='Geometry/HcalCommonData/data/average/hcalforwardmaterial.xml'/>
+    <Include ref='Geometry/HGCalCommonData/data/hgcalMaterial/v1/hgcalMaterial.xml'/>
+    <Include ref='Geometry/HGCalCommonData/data/hgcal/v14/hgcal.xml'/>
+    <Include ref='Geometry/HGCalCommonData/data/hgcalcell/v9/hgcalcell.xml'/>
+    <Include ref='Geometry/HGCalCommonData/data/hgcalwafer/v9/hgcalwafer.xml'/>
+    <Include ref='Geometry/HGCalCommonData/data/hgcalEE/v14/hgcalEE.xml'/>
+    <Include ref='Geometry/HGCalCommonData/data/hgcalHEsil/v14/hgcalHEsil.xml'/>
+    <Include ref='Geometry/HGCalCommonData/data/hgcalHEmix/v14/hgcalHEmix.xml'/>
+    <Include ref='Geometry/HGCalCommonData/data/hgcalCons/v14/hgcalCons.xml'/>
+    <Include ref='Geometry/HGCalCommonData/data/hgcalConsData/v13/hgcalConsData.xml'/>
+    <Include ref='Geometry/ForwardCommonData/data/hfnose/v3/hfnose.xml'/>
+    <Include ref='Geometry/ForwardCommonData/data/hfnoseCell/v1/hfnoseCell.xml'/>
+    <Include ref='Geometry/ForwardCommonData/data/hfnoseWafer/v1/hfnoseWafer.xml'/>
+    <Include ref='Geometry/ForwardCommonData/data/hfnoseLayer/v1/hfnoseLayer.xml'/>
+    <Include ref='Geometry/ForwardCommonData/data/hfnoseCons/v1/hfnoseCons.xml'/>
+    <Include ref='Geometry/MuonCommonData/data/mbCommon/2021/v1/mbCommon.xml'/>
+    <Include ref='Geometry/MuonCommonData/data/mb1/2015/v2/mb1.xml'/>
+    <Include ref='Geometry/MuonCommonData/data/mb2/2015/v2/mb2.xml'/>
+    <Include ref='Geometry/MuonCommonData/data/mb3/2015/v2/mb3.xml'/>
+    <Include ref='Geometry/MuonCommonData/data/mb4/2015/v2/mb4.xml'/>
+    <Include ref='Geometry/MuonCommonData/data/mb4Shield/2021/v1/mb4Shield.xml'/>
+    <Include ref='Geometry/MuonCommonData/data/muonYoke/2026/v1/muonYoke.xml'/>
+    <Include ref='Geometry/MuonCommonData/data/mf/2026/v7/mf.xml'/>
+    <Include ref='Geometry/MuonCommonData/data/csc/2021/v2/csc.xml'/>
+    <Include ref='Geometry/MuonCommonData/data/rpcf/2026/v3/rpcf.xml'/>
+    <Include ref='Geometry/MuonCommonData/data/gemf/TDR_BaseLine/gemf.xml'/>
+    <Include ref='Geometry/MuonCommonData/data/gem11/TDR_BaseLine/gem11.xml'/>
+    <Include ref='Geometry/MuonCommonData/data/gem21/TDR_Eta16/gem21.xml'/>
+    <Include ref='Geometry/MuonCommonData/data/mfshield/2026/v5/mfshield.xml'/>
+    <Include ref='Geometry/MuonCommonData/data/ge0/TDR_Dev/v3/ge0.xml'/>
+    <Include ref='Geometry/ForwardCommonData/data/forwardshield/2026/v4/forwardshield.xml'/>
+    <Include ref='Geometry/ForwardCommonData/data/brmrotations.xml'/>
+    <Include ref='Geometry/ForwardCommonData/data/brm/2026/v3/brm.xml'/>
+    <Include ref='Geometry/ForwardCommonData/data/zdcmaterials.xml'/>
+    <Include ref='Geometry/ForwardCommonData/data/lumimaterials.xml'/>
+    <Include ref='Geometry/ForwardCommonData/data/zdcrotations.xml'/>
+    <Include ref='Geometry/ForwardCommonData/data/lumirotations.xml'/>
+    <Include ref='Geometry/ForwardCommonData/data/zdc.xml'/>
+    <Include ref='Geometry/ForwardCommonData/data/zdclumi.xml'/>
+    <Include ref='Geometry/ForwardCommonData/data/cmszdc.xml'/>
+    <Include ref='Geometry/MTDCommonData/data/mtdMaterial/v2/mtdMaterial.xml'/>
+    <Include ref='Geometry/MTDCommonData/data/btl/v1/btl.xml'/>
+    <Include ref='Geometry/MTDCommonData/data/etl/v5/etl.xml'/>
+    <Include ref='Geometry/MTDCommonData/data/mtdParameters/v3/mtdStructureTopology.xml'/>
+    <Include ref='Geometry/MTDCommonData/data/mtdParameters/v2/mtdParameters.xml'/>
+    <Include ref='Geometry/MuonCommonData/data/muonNumbering/TDR_DeV/v3/muonNumbering.xml'/>
+    <Include ref='Geometry/EcalSimData/data/PhaseII/ecalsens.xml'/>
+    <Include ref='Geometry/HcalCommonData/data/hcalsens/NoHE/hcalsenspmf.xml'/>
+    <Include ref='Geometry/HcalSimData/data/hf.xml'/>
+    <Include ref='Geometry/HcalSimData/data/hfpmt.xml'/>
+    <Include ref='Geometry/HcalSimData/data/hffibrebundle.xml'/>
+    <Include ref='Geometry/HcalSimData/data/CaloUtil/2026/v5c/CaloUtil.xml'/>
+    <Include ref='Geometry/HGCalSimData/data/hgcsensv9.xml'/>
+    <Include ref='Geometry/ForwardSimData/data/hfnosesens.xml'/>
+    <Include ref='Geometry/MuonSimData/data/PhaseII/v2/muonSens.xml'/>
+    <Include ref='Geometry/DTGeometryBuilder/data/dtSpecsFilter.xml'/>
+    <Include ref='Geometry/CSCGeometryBuilder/data/cscSpecsFilter.xml'/>
+    <Include ref='Geometry/CSCGeometryBuilder/data/cscSpecs.xml'/>
+    <Include ref='Geometry/RPCGeometryBuilder/data/2026/v1/RPCSpecs.xml'/>
+    <Include ref='Geometry/GEMGeometryBuilder/data/v12/GEMSpecsFilter.xml'/>
+    <Include ref='Geometry/GEMGeometryBuilder/data/v12/GEMSpecs.xml'/>
+    <Include ref='Geometry/ForwardCommonData/data/brmsens.xml'/>
+    <Include ref='Geometry/ForwardSimData/data/zdcsens.xml'/>
+    <Include ref='Geometry/MTDSimData/data/v2/mtdsens.xml'/>
+    <Include ref='Geometry/HcalSimData/data/HcalProdCuts/2021/v1/HcalProdCuts.xml'/>
+    <Include ref='Geometry/EcalSimData/data/EcalProdCuts.xml'/>
+    <Include ref='Geometry/HGCalSimData/data/hgcProdCutsv9.xml'/>
+    <Include ref='Geometry/ForwardSimData/data/hfnoseProdCuts.xml'/>
+    <Include ref='Geometry/MuonSimData/data/PhaseII/muonProdCuts.xml'/>
+    <Include ref='Geometry/ForwardSimData/data/zdcProdCuts.xml'/>
+    <Include ref='Geometry/ForwardSimData/data/ForwardShieldProdCuts.xml'/>
+    <Include ref='Geometry/MTDSimData/data/v2/mtdProdCuts.xml'/>
+    <Include ref='Geometry/CMSCommonData/data/FieldParameters.xml'/>
+  </IncludeSection>
+</DDDefinition>
diff --git a/Geometry/CMSCommonData/python/cmsExtendedGeometry2026D82XML_cfi.py b/Geometry/CMSCommonData/python/cmsExtendedGeometry2026D82XML_cfi.py
new file mode 100644
index 0000000000000..eba934b5088e1
--- /dev/null
+++ b/Geometry/CMSCommonData/python/cmsExtendedGeometry2026D82XML_cfi.py
@@ -0,0 +1,137 @@
+import FWCore.ParameterSet.Config as cms
+
+# This config was generated automatically using generate2026Geometry.py
+# If you notice a mistake, please update the generating script, not just this config
+
+XMLIdealGeometryESSource = cms.ESSource("XMLIdealGeometryESSource",
+    geomXMLFiles = cms.vstring(
+        'Geometry/CMSCommonData/data/materials/2021/v1/materials.xml',
+        'Geometry/CMSCommonData/data/rotations.xml',
+        'Geometry/CMSCommonData/data/extend/v2/cmsextent.xml',
+        'Geometry/CMSCommonData/data/cavernData/2021/v1/cavernData.xml',
+        'Geometry/CMSCommonData/data/cms/2026/v5/cms.xml',
+        'Geometry/CMSCommonData/data/cmsMother.xml',
+        'Geometry/CMSCommonData/data/eta3/etaMax.xml',
+        'Geometry/CMSCommonData/data/cmsTracker.xml',
+        'Geometry/CMSCommonData/data/caloBase/2026/v5/caloBase.xml',
+        'Geometry/CMSCommonData/data/cmsCalo.xml',
+        'Geometry/CMSCommonData/data/muonBase/2026/v5/muonBase.xml',
+        'Geometry/CMSCommonData/data/cmsMuon.xml',
+        'Geometry/CMSCommonData/data/mgnt.xml',
+        'Geometry/CMSCommonData/data/beampipe/2026/v3/beampipe.xml',
+        'Geometry/CMSCommonData/data/cmsBeam/2026/v1/cmsBeam.xml',
+        'Geometry/CMSCommonData/data/muonMB.xml',
+        'Geometry/CMSCommonData/data/muonMagnet.xml',
+        'Geometry/CMSCommonData/data/cavern/2021/v1/cavern.xml',
+        'Geometry/CMSCommonData/data/cavernFloor/2017/v1/cavernFloor.xml',
+        'Geometry/TrackerCommonData/data/PhaseII/trackerParameters.xml',
+        'Geometry/TrackerCommonData/data/pixfwdCommon.xml',
+        'Geometry/TrackerCommonData/data/PhaseII/OuterTracker616_2020_04/pixfwd.xml',
+        'Geometry/TrackerCommonData/data/PhaseII/OuterTracker616_2020_04/pixbar.xml',
+        'Geometry/TrackerCommonData/data/trackermaterial.xml',
+        'Geometry/TrackerCommonData/data/PhaseII/OuterTracker616_2020_04/otst.xml',
+        'Geometry/TrackerCommonData/data/PhaseII/OuterTracker800_2020_07/tracker.xml',
+        'Geometry/TrackerCommonData/data/PhaseII/TiltedTracker615/pixel.xml',
+        'Geometry/TrackerCommonData/data/PhaseII/TiltedTracker404/trackerbar.xml',
+        'Geometry/TrackerCommonData/data/PhaseII/TiltedTracker404/trackerfwd.xml',
+        'Geometry/TrackerCommonData/data/PhaseII/TiltedTracker404/trackerStructureTopology.xml',
+        'Geometry/TrackerCommonData/data/PhaseII/TiltedTracker613/pixelStructureTopology.xml',
+        'Geometry/TrackerSimData/data/PhaseII/TiltedTracker404/trackersens.xml',
+        'Geometry/TrackerSimData/data/PhaseII/TiltedTracker404/pixelsens.xml',
+        'Geometry/TrackerRecoData/data/PhaseII/OuterTracker616_2020_04/trackerRecoMaterial.xml',
+        'SimTracker/TrackerMaterialAnalysis/data/trackingMaterialGroups_ForPhaseII.xml',
+        'Geometry/TrackerSimData/data/PhaseII/TiltedTracker404/trackerProdCuts.xml',
+        'Geometry/TrackerSimData/data/PhaseII/TiltedTracker404/pixelProdCuts.xml',
+        'Geometry/TrackerSimData/data/trackerProdCutsBEAM.xml',
+        'Geometry/EcalCommonData/data/eregalgo/2026/v2/eregalgo.xml',
+        'Geometry/EcalCommonData/data/ectkcable/2026/v1/ectkcable.xml',
+        'Geometry/EcalCommonData/data/ectkcablemat/2026/v1/ectkcablemat.xml',
+        'Geometry/EcalCommonData/data/ebalgo.xml',
+        'Geometry/EcalCommonData/data/ebcon.xml',
+        'Geometry/EcalCommonData/data/ebrot.xml',
+        'Geometry/HcalCommonData/data/hcalrotations.xml',
+        'Geometry/HcalCommonData/data/hcal/v2/hcalalgo.xml',
+        'Geometry/HcalCommonData/data/hcalbarrelalgo.xml',
+        'Geometry/HcalCommonData/data/hcalcablealgo/v2/hcalcablealgo.xml',
+        'Geometry/HcalCommonData/data/hcalouteralgo/v1/hcalouteralgo.xml',
+        'Geometry/HcalCommonData/data/hcalforwardalgo.xml',
+        'Geometry/HcalCommonData/data/hcalSimNumbering/NoHE/hcalSimNumbering.xml',
+        'Geometry/HcalCommonData/data/hcalRecNumbering/NoHE/hcalRecNumbering.xml',
+        'Geometry/HcalCommonData/data/average/hcalforwardmaterial.xml',
+        'Geometry/HGCalCommonData/data/hgcalMaterial/v1/hgcalMaterial.xml',
+        'Geometry/HGCalCommonData/data/hgcal/v14/hgcal.xml',
+        'Geometry/HGCalCommonData/data/hgcalcell/v9/hgcalcell.xml',
+        'Geometry/HGCalCommonData/data/hgcalwafer/v9/hgcalwafer.xml',
+        'Geometry/HGCalCommonData/data/hgcalEE/v14/hgcalEE.xml',
+        'Geometry/HGCalCommonData/data/hgcalHEsil/v14/hgcalHEsil.xml',
+        'Geometry/HGCalCommonData/data/hgcalHEmix/v14/hgcalHEmix.xml',
+        'Geometry/HGCalCommonData/data/hgcalCons/v14/hgcalCons.xml',
+        'Geometry/HGCalCommonData/data/hgcalConsData/v13/hgcalConsData.xml',
+        'Geometry/ForwardCommonData/data/hfnose/v3/hfnose.xml',
+        'Geometry/ForwardCommonData/data/hfnoseCell/v1/hfnoseCell.xml',
+        'Geometry/ForwardCommonData/data/hfnoseWafer/v1/hfnoseWafer.xml',
+        'Geometry/ForwardCommonData/data/hfnoseLayer/v1/hfnoseLayer.xml',
+        'Geometry/ForwardCommonData/data/hfnoseCons/v1/hfnoseCons.xml',
+        'Geometry/MuonCommonData/data/mbCommon/2021/v1/mbCommon.xml',
+        'Geometry/MuonCommonData/data/mb1/2015/v2/mb1.xml',
+        'Geometry/MuonCommonData/data/mb2/2015/v2/mb2.xml',
+        'Geometry/MuonCommonData/data/mb3/2015/v2/mb3.xml',
+        'Geometry/MuonCommonData/data/mb4/2015/v2/mb4.xml',
+        'Geometry/MuonCommonData/data/mb4Shield/2021/v1/mb4Shield.xml',
+        'Geometry/MuonCommonData/data/muonYoke/2026/v1/muonYoke.xml',
+        'Geometry/MuonCommonData/data/mf/2026/v7/mf.xml',
+        'Geometry/MuonCommonData/data/csc/2021/v2/csc.xml',
+        'Geometry/MuonCommonData/data/rpcf/2026/v3/rpcf.xml',
+        'Geometry/MuonCommonData/data/gemf/TDR_BaseLine/gemf.xml',
+        'Geometry/MuonCommonData/data/gem11/TDR_BaseLine/gem11.xml',
+        'Geometry/MuonCommonData/data/gem21/TDR_Eta16/gem21.xml',
+        'Geometry/MuonCommonData/data/mfshield/2026/v5/mfshield.xml',
+        'Geometry/MuonCommonData/data/ge0/TDR_Dev/v3/ge0.xml',
+        'Geometry/ForwardCommonData/data/forwardshield/2026/v4/forwardshield.xml',
+        'Geometry/ForwardCommonData/data/brmrotations.xml',
+        'Geometry/ForwardCommonData/data/brm/2026/v3/brm.xml',
+        'Geometry/ForwardCommonData/data/zdcmaterials.xml',
+        'Geometry/ForwardCommonData/data/lumimaterials.xml',
+        'Geometry/ForwardCommonData/data/zdcrotations.xml',
+        'Geometry/ForwardCommonData/data/lumirotations.xml',
+        'Geometry/ForwardCommonData/data/zdc.xml',
+        'Geometry/ForwardCommonData/data/zdclumi.xml',
+        'Geometry/ForwardCommonData/data/cmszdc.xml',
+        'Geometry/MTDCommonData/data/mtdMaterial/v2/mtdMaterial.xml',
+        'Geometry/MTDCommonData/data/btl/v1/btl.xml',
+        'Geometry/MTDCommonData/data/etl/v5/etl.xml',
+        'Geometry/MTDCommonData/data/mtdParameters/v3/mtdStructureTopology.xml',
+        'Geometry/MTDCommonData/data/mtdParameters/v2/mtdParameters.xml',
+    )+
+    cms.vstring(
+        'Geometry/MuonCommonData/data/muonNumbering/TDR_DeV/v3/muonNumbering.xml',
+        'Geometry/EcalSimData/data/PhaseII/ecalsens.xml',
+        'Geometry/HcalCommonData/data/hcalsens/NoHE/hcalsenspmf.xml',
+        'Geometry/HcalSimData/data/hf.xml',
+        'Geometry/HcalSimData/data/hfpmt.xml',
+        'Geometry/HcalSimData/data/hffibrebundle.xml',
+        'Geometry/HcalSimData/data/CaloUtil/2026/v5c/CaloUtil.xml',
+        'Geometry/HGCalSimData/data/hgcsensv9.xml',
+        'Geometry/ForwardSimData/data/hfnosesens.xml',
+        'Geometry/MuonSimData/data/PhaseII/v2/muonSens.xml',
+        'Geometry/DTGeometryBuilder/data/dtSpecsFilter.xml',
+        'Geometry/CSCGeometryBuilder/data/cscSpecsFilter.xml',
+        'Geometry/CSCGeometryBuilder/data/cscSpecs.xml',
+        'Geometry/RPCGeometryBuilder/data/2026/v1/RPCSpecs.xml',
+        'Geometry/GEMGeometryBuilder/data/v12/GEMSpecsFilter.xml',
+        'Geometry/GEMGeometryBuilder/data/v12/GEMSpecs.xml',
+        'Geometry/ForwardCommonData/data/brmsens.xml',
+        'Geometry/ForwardSimData/data/zdcsens.xml',
+        'Geometry/MTDSimData/data/v2/mtdsens.xml',
+        'Geometry/HcalSimData/data/HcalProdCuts/2021/v1/HcalProdCuts.xml',
+        'Geometry/EcalSimData/data/EcalProdCuts.xml',
+        'Geometry/HGCalSimData/data/hgcProdCutsv9.xml',
+        'Geometry/ForwardSimData/data/hfnoseProdCuts.xml',
+        'Geometry/MuonSimData/data/PhaseII/muonProdCuts.xml',
+        'Geometry/ForwardSimData/data/zdcProdCuts.xml',
+        'Geometry/ForwardSimData/data/ForwardShieldProdCuts.xml',
+        'Geometry/MTDSimData/data/v2/mtdProdCuts.xml',
+        'Geometry/CMSCommonData/data/FieldParameters.xml',
+    ),
+    rootNodeName = cms.string('cms:OCMS')
+)
diff --git a/Geometry/ForwardCommonData/data/brm/2026/v3/brm.xml b/Geometry/ForwardCommonData/data/brm/2026/v3/brm.xml
new file mode 100644
index 0000000000000..5128aede4e667
--- /dev/null
+++ b/Geometry/ForwardCommonData/data/brm/2026/v3/brm.xml
@@ -0,0 +1,303 @@
+<?xml version="1.0"?>
+<DDDefinition>
+    <ConstantsSection label="brm.xml" eval="true">
+        <!--BSC1_Specifications(below)-->
+        <Constant name="rMinBSC" value="22.0*cm"/>
+        <Constant name="rMaxBSC" value="45.0*cm"/>
+        <Constant name="rMaxBSCActive" value="43.4*cm"/>
+        <Constant name="rMinBSCActive" value="26.3*cm"/>
+        <!--^^^^Specifications for the central pad of the BSC1^^^^-->
+        <Constant name="dzBSC1" value="1.0*cm"/>
+        <!--^^^^Thickness from center of BSC^^^^-->
+        <Constant name="dhTrapezoid" value="48.691*cm"/>
+        <Constant name="dlTrapezoid" value="5.409*cm"/>
+        <Constant name="dLTrapezoid" value="12.179*cm"/>
+        <Constant name="posTrapezoid" value="675.76*mm"/>
+        <!--^^^^Trapezoidal Paddles of the BSC1^^^^-->
+        <!--^^^^^Where the BSC1 is located down the beampipe^^^-->
+        <Constant name="dzBSCAl1" value="0.2*cm"/>
+        <Constant name="dzBSCAl1F" value="0.4*cm"/>
+        <Constant name="dzBSCExtra" value="([dzBSCAl1]+[dzBSCAl1F])"/>
+        <Constant name="dzBSC1Total" value="([dzBSC1]+[dzBSCExtra])"/>
+        <Constant name="zposBSC1" value="[forwardshield:FixShldZ1]-[dzBSC1Total]"/>
+        <!--^^^^ Thickness of Aluminum shield of the central pad on the back and front respectively-->
+        <Constant name="dzBSCAlTrap1" value="0.2*cm"/>
+        <Constant name="dzBSCAlTrap1F" value="0.1*cm"/>
+        <Constant name="dzBSC1Extra" value="([dzBSCAlTrap1]+[dzBSCAlTrap1F])"/>
+        <Constant name="dzBSC1Trap" value="([dzBSC1]+[dzBSC1Extra])"/>
+        <Constant name="zposBSC1Trap" value="[dzBSC1Total]-[dzBSC1Trap]"/>
+        <Constant name="zposBSC1TrapT" value="[dzBSC1Trap]-[dzBSC1]-2*[dzBSCAlTrap1]"/>
+        <Constant name="zposBSC1Pad" value="[dzBSC1Total]-[dzBSC1]-2*[dzBSCAl1]"/>
+        <!--^^^ Thickness of Aluminum shields of trapezoidal paddles on bsc1 (back,then front)-->
+        <!--BSC2 Specifications-->
+        <Constant name="dzBSC2" value="0.8*cm"/>
+        <Constant name="dzBSC2Total" value="([dzBSC2]+[dzBSCExtra])"/>
+        <!--^^^ Thickness of BSC2 ^^^^-->
+        <Constant name="zposBSC2" value="[cms:ForwdDetsZ2]-[dzBSC2Total]"/>
+        <!--^^^Where BSC2 rests along the beamline-->
+    </ConstantsSection>
+    <SolidSection label="brm.xml">
+        <!--BSC1 Section (below)-->
+        <Tubs name="BSC1" rMin="[cms:ForwdBeamR1]" rMax="95*cm" dz="[dzBSC1Total]" startPhi="0*deg" deltaPhi="360*deg"/>
+        <!--^^Making an invisible volume, radius of 95cm and 360degrees around beam-->
+        <TruncTubs name="BSCPadAir" rMin="[rMinBSC]" rMax="[rMaxBSC]" zHalf="[dzBSC1Total]" cutAtStart="[rMinBSC]" cutAtDelta="[rMinBSC]" startPhi="0*deg" deltaPhi="45*deg" cutInside="true"/>
+        <!--^^^Creating a pad which will be the central BSC pad with max radius defined above, this is only an octant of a circle as seen by deltaPhi being 45deg. This will be a hollowed out volume-->
+        <TruncTubs name="BSCPad" rMin="[rMinBSC]" rMax="[rMaxBSC]" zHalf="[dzBSC1]" cutAtStart="[rMinBSC]" cutAtDelta="[rMinBSC]" startPhi="0*deg" deltaPhi="45*deg" cutInside="true"/>
+        <!-- ^^^We just created the stainless steal mount which the scintillator is on.-->
+        <TruncTubs name="BSCPadActive" rMin="[rMinBSCActive]" rMax="[rMaxBSCActive]" zHalf="[dzBSC1]" cutAtStart="[rMinBSCActive]" cutAtDelta="[rMinBSCActive]" startPhi="0*deg" deltaPhi="45*deg" cutInside="true"/>
+        <!--^^^ Making the detector part of the pad. This covers 45 degrees and will then be rotated to make a complete circle.-->
+        <Trapezoid name="BSCTrap" dz="[dzBSC1]+[dzBSC1Extra]" alp1="0*deg" bl1="[dlTrapezoid]" tl1="[dLTrapezoid]" h1="[dhTrapezoid]" alp2="0*deg" bl2="[dlTrapezoid]" tl2="[dLTrapezoid]" h2="[dhTrapezoid]" phi="0*deg" theta="0*deg"/>
+        <!--^^^ Creating the hollowed out trapezoidal space that will become the BSC1 paddles.-->
+        <Trapezoid name="BSCTopTrapezoid" dz="[dzBSC1]" alp1="0*deg" bl1="([dlTrapezoid]+[dLTrapezoid])/2" tl1="[dLTrapezoid]" h1="[dhTrapezoid]/2" alp2="0*deg" bl2="([dlTrapezoid]+[dLTrapezoid])/2" tl2="[dLTrapezoid]" h2="[dhTrapezoid]/2" phi="0*deg" theta="0*deg"/>
+        <!--^^^The bigger half of the bisected trapezoidal paddle-->
+        <Trapezoid name="BSCBottomTrapezoid" dz="[dzBSC1]" alp1="0*deg" bl1="[dlTrapezoid]" tl1="([dlTrapezoid]+[dLTrapezoid])/2" h1="[dhTrapezoid]/2" alp2="0*deg" bl2="[dlTrapezoid]" tl2="([dlTrapezoid]+[dLTrapezoid])/2" h2="[dhTrapezoid]/2" phi="0*deg" theta="0*deg"/>
+        <!--^^^The smaller half of the bisceted trapezoidal paddle-->
+        <!--Now to add in aluminum volumes(below)-->
+        <TruncTubs name="BSCAlPadCoversBack" rMin="[rMinBSC]" rMax="[rMaxBSC]" zHalf="[dzBSCAl1]" cutAtStart="[rMinBSC]" cutAtDelta="[rMinBSC]" startPhi="0*deg" deltaPhi="45*deg" cutInside="true"/>
+        <!--^^^Aluminum cover on the back of the BSC pad, these will be rotated to cover the whole of the active area-->
+        <TruncTubs name="BSCAlPadCoversFront" rMin="[rMinBSC]" rMax="[rMaxBSC]" zHalf="[dzBSCAl1F]" cutAtStart="[rMinBSC]" cutAtDelta="[rMinBSC]" startPhi="0*deg" deltaPhi="45*deg" cutInside="true"/>
+        <!--^^Aluminum cover on the front of the BSC pad-->
+        <Trapezoid name="BSCAlTrapCoversBack" dz="[dzBSCAlTrap1]" alp1="0*deg" bl1="[dlTrapezoid]" tl1="[dLTrapezoid]" alp2="0*deg" bl2="[dlTrapezoid]" tl2="[dLTrapezoid]" h1="[dhTrapezoid]" h2="[dhTrapezoid]" phi="0*deg" theta="0*deg"/>
+        <Trapezoid name="BSCAlTrapCoversFront" dz="[dzBSCAlTrap1F]" alp1="0*deg" bl1="[dlTrapezoid]" tl1="[dLTrapezoid]" alp2="0*deg" bl2="[dlTrapezoid]" tl2="[dLTrapezoid]" h1="[dhTrapezoid]" h2="[dhTrapezoid]" phi="0*deg" theta="0*deg"/>
+        <!--^^Aluminum covers on the trapezoidal paddles of the BSC1-->
+        <!--BSC2 Information(below)-->
+        <Tubs name="BSC2" rMin="[cms:ForwdBeamR4]" rMax="[cms:ForwdDetsR1]" dz="[dzBSC2Total]" startPhi="0*deg" deltaPhi="360*deg"/>
+        <!--^^^ Weve just created a volume in which we will place the BSC2-->
+        <Tubs name="BSC2MountArea" rMin="5.4*cm" rMax="32.0*cm" dz="[dzBSC2Total]" startPhi="0*deg" deltaPhi="360*deg"/>
+        <!-- We have just made the area that holds the BSC2 Pads-->
+        <TruncTubs name="BSC2Pad" rMin="9.7*cm" rMax="31.0*cm" zHalf="[dzBSC2Total]" cutAtStart="9.7*cm" cutAtDelta="9.7*cm" startPhi="0*deg" deltaPhi="45*deg" cutInside="true"/>
+        <!-- We have just made what will become the two active tiles on the BSC2-->
+        <TruncTubs name="BSC2AlPadCoversBack" rMin="9.7*cm" rMax="31.0*cm" zHalf="[dzBSCAl1]" cutAtStart="9.7*cm" cutAtDelta="9.7*cm" startPhi="0*deg" deltaPhi="45*deg" cutInside="true"/>
+        <TruncTubs name="BSC2AlPadCoversFront" rMin="9.7*cm" rMax="31.0*cm" zHalf="[dzBSCAl1F]" cutAtStart="9.7*cm" cutAtDelta="9.7*cm" startPhi="0*deg" deltaPhi="45*deg" cutInside="true"/>
+        <!--We have just made the covers that will go on the two active areas of the BSC2-->
+    </SolidSection>
+    <LogicalPartSection label="brm.xml">
+        <!--BSC1 Definitions-->
+        <LogicalPart name="BSC1" category="unspecified">
+            <rSolid name="BSC1"/>
+            <rMaterial name="materials:Air"/>
+        </LogicalPart>
+        <!--^^Making BSC1 hollowed area full of air-->
+        <LogicalPart name="BSCPadAir" category="unspecified">
+            <rSolid name="BSCPadAir"/>
+            <rMaterial name="materials:Air"/>
+        </LogicalPart>
+        <!--just made the air section for the central pad-->
+        <LogicalPart name="BSCPad" category="unspecified">
+            <rSolid name="BSCPad"/>
+            <rMaterial name="materials:StainlessSteel"/>
+            <!--<rMaterial name="materials:Air"/>-->
+        </LogicalPart>
+        <!--^^Doing the same thing for the central pad-->
+        <LogicalPart name="BSCPadActive" category="unspecified">
+            <rSolid name="BSCPadActive"/>
+            <rMaterial name="materials:Scintillator"/>
+        </LogicalPart>
+        <!--^^Making the octants be made of scintillator-->
+        <LogicalPart name="BSCTrap" category="unspecified">
+            <rSolid name="BSCTrap"/>
+            <rMaterial name="materials:Air"/>
+        </LogicalPart>
+        <!--^^repeat above process for the trapezoidal paddles-->
+        <LogicalPart name="BSCTopTrapezoid" category="unspecified">
+            <rSolid name="BSCTopTrapezoid"/>
+            <rMaterial name="materials:Scintillator"/>
+        </LogicalPart>
+        <LogicalPart name="BSCBottomTrapezoid" category="unspecified">
+            <rSolid name="BSCBottomTrapezoid"/>
+            <rMaterial name="materials:Scintillator"/>
+        </LogicalPart>
+        <!--Aluminum Definitions (below)-->
+        <LogicalPart name="BSCAlTrapCoversBack" category="unspecified">
+            <rSolid name="BSCAlTrapCoversBack"/>
+            <rMaterial name="materials:Aluminium"/>
+        </LogicalPart>
+        <LogicalPart name="BSCAlTrapCoversFront" category="unspecified">
+            <rSolid name="BSCAlTrapCoversFront"/>
+            <rMaterial name="materials:Aluminium"/>
+        </LogicalPart>
+        <LogicalPart name="BSCAlPadCoversBack" category="unspecified">
+            <rSolid name="BSCAlPadCoversBack"/>
+            <rMaterial name="materials:Aluminium"/>
+        </LogicalPart>
+        <LogicalPart name="BSCAlPadCoversFront" category="unspecified">
+            <rSolid name="BSCAlPadCoversFront"/>
+            <rMaterial name="materials:Aluminium"/>
+        </LogicalPart>
+        <!--^^In the above part we have made an Aluminum trapezoid, we have covered the octants in aluminum on both sides, front and back -->
+        <!--BSC2 definitions(below)-->
+        <LogicalPart name="BSC2" category="unspecified">
+            <rSolid name="BSC2"/>
+            <rMaterial name="materials:Air"/>
+        </LogicalPart>
+        <LogicalPart name="BSC2MountArea" category="unspecified">
+            <rSolid name="BSC2MountArea"/>
+            <rMaterial name="materials:StainlessSteel"/>
+        </LogicalPart>
+        <LogicalPart name="BSC2Pad" category="unspecified">
+            <rSolid name="BSC2Pad"/>
+            <rMaterial name="materials:Scintillator"/>
+        </LogicalPart>
+        <LogicalPart name="BSC2AlPadCoversBack" category="unspecified">
+            <rSolid name="BSC2AlPadCoversBack"/>
+            <rMaterial name="materials:Aluminium"/>
+        </LogicalPart>
+        <LogicalPart name="BSC2AlPadCoversFront" category="unspecified">
+            <rSolid name="BSC2AlPadCoversFront"/>
+            <rMaterial name="materials:Aluminium"/>
+        </LogicalPart>
+    </LogicalPartSection>
+    <PosPartSection label="brm.xml">
+        <!--We will start with the BSC2(below)-->
+        <PosPart copyNumber="1">
+            <rParent name="cms:CMSE"/>
+            <rChild name="brm:BSC2"/>
+            <rRotation name="rotations:000D"/>
+            <Translation x="0*fm" y="0*fm" z="[zposBSC2]"/>
+        </PosPart>
+        <PosPart copyNumber="2">
+            <rParent name="cms:CMSE"/>
+            <rChild name="brm:BSC2"/>
+            <rRotation name="rotations:180D"/>
+            <Translation x="0*fm" y="0*fm" z="-[zposBSC2]"/>
+        </PosPart>
+        <PosPart copyNumber="1">
+            <rParent name="brm:BSC2"/>
+            <rChild name="brm:BSC2MountArea"/>
+            <rRotation name="rotations:000D"/>
+            <Translation x="0*cm" y="0*fm" z="0*fm"/>
+        </PosPart>
+        <!--Above we have just placed the stainless steel mount for the BSC2 inside of the volume of air-->
+        <PosPart copyNumber="1">
+            <rParent name="brm:BSC2MountArea"/>
+            <rChild name="brm:BSC2Pad"/>
+            <rRotation name="brmrotations:B202X"/>
+            <Translation x="0*cm" y="0*fm" z="0*fm"/>
+        </PosPart>
+        <PosPart copyNumber="2">
+            <rParent name="brm:BSC2MountArea"/>
+            <rChild name="brm:BSC2Pad"/>
+            <rRotation name="brmrotations:B22X"/>
+            <Translation x="0*cm" y="0*fm" z="0*fm"/>
+        </PosPart>
+        <!--Above we have just mounted the BSC2 scintillator pads onto the BSC2 mounting area-->
+        <PosPart copyNumber="1">
+            <rParent name="brm:BSC2Pad"/>
+            <rChild name="brm:BSC2AlPadCoversFront"/>
+            <rRotation name="rotations:000D"/>
+            <Translation x="0*cm" y="0*cm" z="-([dzBSC2Total]-[dzBSCAl1F])"/>
+        </PosPart>
+        <!--We have just put the frontal aluminium shields on the BSC2 scintillator tiles-->
+        <PosPart copyNumber="1">
+            <rParent name="brm:BSC2Pad"/>
+            <rChild name="brm:BSC2AlPadCoversBack"/>
+            <rRotation name="rotations:000D"/>
+            <Translation x="0*cm" y="0*cm" z="([dzBSC2Total]-[dzBSCAl1])"/>
+        </PosPart>
+        <!--We have just put the rear aluminium shields on the BSC2 scintillator tiles-->
+        <!--Now we work on the BSC1(below)-->
+        <PosPart copyNumber="1">
+            <rParent name="hfnose:HFNoseVol"/>
+            <rChild name="brm:BSC1"/>
+            <rRotation name="brmrotations:B45R"/>
+            <Translation x="0*fm" y="0*fm" z="[zposBSC1]"/>
+        </PosPart>
+        <!--We have just finished creating the large hollow area where we are gonna put the BSC1-->
+        <PosPart copyNumber="1">
+            <rParent name="brm:BSC1"/>
+            <rChild name="brm:BSCTrap"/>
+            <rRotation name="rotations:000D"/>
+            <Translation x="+[posTrapezoid]" y="0*cm" z="[zposBSC1Trap]"/>
+        </PosPart>
+        <!--We have just created the trapezoidal paddles and declared it as being a part of the large hollow area-->
+        <PosPart copyNumber="2">
+            <rParent name="brm:BSC1"/>
+            <rChild name="brm:BSCTrap"/>
+            <rRotation name="brmrotations:B90P"/>
+            <Translation x="0*cm" y="+[posTrapezoid]" z="[zposBSC1Trap]"/>
+        </PosPart>
+        <PosPart copyNumber="3">
+            <rParent name="brm:BSC1"/>
+            <rChild name="brm:BSCTrap"/>
+            <rRotation name="brmrotations:B90M"/>
+            <Translation x="0*cm" y="-[posTrapezoid]" z="[zposBSC1Trap]"/>
+        </PosPart>
+        <PosPart copyNumber="4">
+            <rParent name="brm:BSC1"/>
+            <rChild name="brm:BSCTrap"/>
+            <rRotation name="brmrotations:B90L"/>
+            <Translation x="-[posTrapezoid]" y="0*cm" z="[zposBSC1Trap]"/>
+        </PosPart>
+        <!--Above we have just duplicated the first trapezoid 4 times to make the 4 trapezoidal panels of the BSC1-->
+        <PosPart copyNumber="1">
+            <rParent name="brm:BSCTrap"/>
+            <rChild name="brm:BSCTopTrapezoid"/>
+            <rRotation name="rotations:000D"/>
+            <Translation x="0*cm" y="([dhTrapezoid]/2)" z="[zposBSC1TrapT]"/>
+        </PosPart>
+        <PosPart copyNumber="1">
+            <rParent name="brm:BSCTrap"/>
+            <rChild name="brm:BSCBottomTrapezoid"/>
+            <rRotation name="rotations:000D"/>
+            <Translation x="0*cm" y="(-[dhTrapezoid]/2)" z="[zposBSC1TrapT]"/>
+        </PosPart>
+        <!--We have just made the two different sections of the trapezoid and put them into their appropriate places inside the large hollow trapezoid-->
+        <!--Now we will make the aluminum covers for the Trapezoidal sections and tie them onto the trapezoids we just made-->
+        <PosPart copyNumber="1">
+            <rParent name="brm:BSCTrap"/>
+            <rChild name="brm:BSCAlTrapCoversFront"/>
+            <rRotation name="rotations:000D"/>
+            <Translation x="0*cm" y="0*cm" z="-([dzBSC1Trap]-[dzBSCAlTrap1F])"/>
+        </PosPart>
+        <PosPart copyNumber="1">
+            <rParent name="brm:BSCTrap"/>
+            <rChild name="brm:BSCAlTrapCoversBack"/>
+            <rRotation name="rotations:000D"/>
+            <Translation x="0*cm" y="0*cm" z="([dzBSC1Trap]-[dzBSCAlTrap1])"/>
+        </PosPart>
+        <!--Just put aluminum covers on the BSC trapezoidal paddles-->
+        <!--Now we will work on the BSC central pad-->
+        <PosPart copyNumber="1">
+            <rParent name="brm:BSCPadAir"/>
+            <rChild name="brm:BSCPad"/>
+            <rRotation name="rotations:000D"/>
+            <Translation x="0*cm" y="0*cm" z="[zposBSC1Pad]"/>
+        </PosPart>
+        <!--Just tied the stainless steel pads onto the hollow octants on the central pad-->
+        <PosPart copyNumber="1">
+            <rParent name="brm:BSCPad"/>
+            <rChild name="brm:BSCPadActive"/>
+            <rRotation name="rotations:000D"/>
+            <Translation x="0*cm" y="0*cm" z="0*cm"/>
+        </PosPart>
+        <!--Just made the scintillator pads embedded inside of the stainless steel mounts-->
+        <PosPart copyNumber="1">
+            <rParent name="brm:BSCPadAir"/>
+            <rChild name="brm:BSCAlPadCoversBack"/>
+            <rRotation name="rotations:000D"/>
+            <Translation x="0*cm" y="0*cm" z="([dzBSC1Total]-[dzBSCAl1])"/>
+        </PosPart>
+        <!--Just tied the aluminum shield to the back of one of the octants-->
+        <PosPart copyNumber="1">
+            <rParent name="brm:BSCPadAir"/>
+            <rChild name="brm:BSCAlPadCoversFront"/>
+            <rRotation name="rotations:000D"/>
+            <Translation x="0*cm" y="0*cm" z="-([dzBSC1Total]-[dzBSCAl1F])"/>
+        </PosPart>
+        <!--Just tied the aluminum to the front of one of the octants-->
+        <Algorithm name="hcal:DDHCalAngular">
+            <rParent name="brm:BSC1"/>
+            <String name="ChildName" value="BSCPadAir"/>
+            <String name="RotNameSpace" value="hcalrotations"/>
+            <Numeric name="n" value="8"/>
+            <Numeric name="startCopyNo" value="1"/>
+            <Numeric name="incrCopyNo" value="1"/>
+            <Numeric name="rangeAngle" value="360*deg"/>
+            <Numeric name="startAngle" value="0*deg"/>
+            <Numeric name="shiftY" value="0*fm"/>
+            <Numeric name="shiftX" value="0*fm"/>
+            <Numeric name="zoffset" value="0*fm"/>
+        </Algorithm>
+        <!--This above algorithim takes the aluminum covered octants and rotates them and copies them 8 times leaving the finished central pad-->
+    </PosPartSection>
+</DDDefinition>