diff --git a/cognite_toolkit/_cdf_tk/resource_classes/infield_cdmv1.py b/cognite_toolkit/_cdf_tk/resource_classes/infield_cdmv1.py
new file mode 100644
index 0000000000..36f99b4152
--- /dev/null
+++ b/cognite_toolkit/_cdf_tk/resource_classes/infield_cdmv1.py
@@ -0,0 +1,92 @@
+from typing import Any
+
+from .base import BaseModelResource, ToolkitResource
+
+
+class ObservationFeatureToggles(BaseModelResource):
+    """Feature toggles for observations."""
+
+    is_enabled: bool | None = None
+    is_write_back_enabled: bool | None = None
+    notifications_endpoint_external_id: str | None = None
+    attachments_endpoint_external_id: str | None = None
+
+
+class FeatureToggles(BaseModelResource):
+    """Feature toggles for InField location configuration."""
+
+    three_d: bool | None = None
+    trends: bool | None = None
+    documents: bool | None = None
+    workorders: bool | None = None
+    notifications: bool | None = None
+    media: bool | None = None
+    template_checklist_flow: bool | None = None
+    workorder_checklist_flow: bool | None = None
+    observations: ObservationFeatureToggles | None = None
+
+
+class AccessManagement(BaseModelResource):
+    """Access management configuration."""
+
+    template_admins: list[str] | None = None  # list of CDF group external IDs
+    checklist_admins: list[str] | None = None  # list of CDF group external IDs
+
+
+class ResourceFilters(BaseModelResource):
+    """Resource filters."""
+
+    spaces: list[str] | None = None
+
+
+class RootLocationDataFilters(BaseModelResource):
+    """Data filters for root location."""
+
+    general: ResourceFilters | None = None
+    assets: ResourceFilters | None = None
+    files: ResourceFilters | None = None
+    timeseries: ResourceFilters | None = None
+
+
+class DataExplorationConfig(BaseModelResource):
+    """Properties for DataExplorationConfig node.
+
+    Contains configuration for data exploration features:
+    - observations: Observations feature configuration
+    - activities: Activities configuration
+    - documents: Document configuration
+    - notifications: Notifications configuration
+    - assets: Asset page configuration
+    """
+
+    external_id: str
+
+    observations: dict[str, Any] | None = None  # ObservationsConfigFeature
+    activities: dict[str, Any] | None = None  # ActivitiesConfiguration
+    documents: dict[str, Any] | None = None  # DocumentConfiguration
+    notifications: dict[str, Any] | None = None  # NotificationsConfiguration
+    assets: dict[str, Any] | None = None  # AssetPageConfiguration
+
+
+class InfieldLocationConfigYAML(ToolkitResource):
+    """Properties for InFieldLocationConfig node.
+
+    Currently migrated fields:
+    - root_location_external_id: Reference to the LocationFilterDTO external ID
+    - feature_toggles: Feature toggles migrated from old configuration
+    - rootAsset: Direct relation to the root asset (space and externalId)
+    - app_instance_space: Application instance space from appDataInstanceSpace
+    - access_management: Template and checklist admin groups (from templateAdmins and checklistAdmins)
+    - disciplines: List of disciplines (from disciplines in FeatureConfiguration)
+    - data_filters: Data filters for general, assets, files, and timeseries (from dataFilters in old configuration)
+    - data_exploration_config: Direct relation to the DataExplorationConfig node (shared across all locations)
+    """
+
+    external_id: str
+
+    root_location_external_id: str | None = None
+    feature_toggles: FeatureToggles | None = None
+    app_instance_space: str | None = None
+    access_management: AccessManagement | None = None
+    data_filters: RootLocationDataFilters | None = None
+    data_exploration_config: DataExplorationConfig | None = None
diff --git a/tests/data/complete_org_alpha_flags/modules/my_example_module/cdf_applications/my_location.InfieldCDMv1.yaml b/tests/data/complete_org_alpha_flags/modules/my_example_module/cdf_applications/my_location.InfieldCDMv1.yaml
new file mode 100644
index 0000000000..05356a0532
--- /dev/null
+++ b/tests/data/complete_org_alpha_flags/modules/my_example_module/cdf_applications/my_location.InfieldCDMv1.yaml
@@ -0,0 +1,49 @@
+externalId: my_location_config_001
+
+rootLocationExternalId: location_filter_main_facility
+
+featureToggles:
+  threeD: true
+  trends: true
+  documents: true
+  workorders: true
+  notifications: true
+  media: true
+  templateChecklistFlow: true
+  workorderChecklistFlow: false
+
+appInstanceSpace: my_app_instance_space
+
+accessManagement:
+  templateAdmins:
+    - cdf_group_template_admins
+    - cdf_group_superusers
+  checklistAdmins:
+    - cdf_group_checklist_admins
+    - cdf_group_superusers
+
+dataFilters:
+  general:
+    spaces:
+      - my_space_001
+      - my_space_002
+
+dataExplorationConfig:
+  externalId: data_exploration_config_shared
+  observations:
+    enabled: true
+    defaultView: list
+  activities:
+    enabled: true
+    showCompleted: true
+  documents:
+    enabled: true
+    supportedFormats:
+      - pdf
+      - docx
+  notifications:
+    enabled: true
+    pushEnabled: false
+  assets:
+    enabled: true
+    showHierarchy: true
diff --git a/tests/test_unit/test_cdf_tk/test_resource_classes/test_infield_cdmv1.py b/tests/test_unit/test_cdf_tk/test_resource_classes/test_infield_cdmv1.py
new file mode 100644
index 0000000000..36fb8a48a8
--- /dev/null
+++ b/tests/test_unit/test_cdf_tk/test_resource_classes/test_infield_cdmv1.py
@@ -0,0 +1,84 @@
+from collections.abc import Iterable
+from pathlib import Path
+from typing import Any
+
+import pytest
+
+from cognite_toolkit._cdf_tk.resource_classes.infield_cdmv1 import InfieldLocationConfigYAML
+from cognite_toolkit._cdf_tk.tk_warnings.fileread import ResourceFormatWarning
+from cognite_toolkit._cdf_tk.validation import validate_resource_yaml_pydantic
+from tests.data import COMPLETE_ORG_ALPHA_FLAGS
+from tests.test_unit.utils import find_resources
+
+
+def invalid_test_cases() -> Iterable:
+    yield pytest.param(
+        {"rootLocationExternalId": "myLocation"},
+        {"Missing required field: 'externalId'"},
+        id="Missing required field: externalId",
+    )
+    yield pytest.param(
+        {
+            "externalId": "my_config",
+            "unknownField": "invalid_value",
+            "anotherUnknownField": 123,
+            "featureToggles": {
+                "threeD": True,
+                "invalidToggle": "bad_value",
+            },
+        },
+        {
+            "In featureToggles unused field: 'invalidToggle'",
+            "Unused field: 'anotherUnknownField'",
+            "Unused field: 'unknownField'",
+        },
+        id="Multiple extra fields at different levels",
+    )
+    yield pytest.param(
+        {
+            "externalId": "my_config",
+            "featureToggles": {
+                "threeD": "not_a_boolean",
+                "trends": 123,
+                "observations": {
+                    "isEnabled": "not_a_boolean",
+                    "isWriteBackEnabled": ["invalid_type"],
+                },
+            },
+            "accessManagement": {
+                "templateAdmins": "should_be_a_list",
+                "checklistAdmins": 456,
+            },
+        },
+        {
+            "In accessManagement.checklistAdmins input should be a valid list. Got 456.",
+            "In accessManagement.templateAdmins input should be a valid list. Got 'should_be_a_list'.",
+            "In featureToggles.observations.isEnabled input should be a valid boolean. "
+            "Got 'not_a_boolean' of type str.",
+            "In featureToggles.observations.isWriteBackEnabled input should be a valid "
+            "boolean. Got ['invalid_type'] of type list.",
+            "In featureToggles.threeD input should be a valid boolean. Got 'not_a_boolean' of type str.",
+            "In featureToggles.trends input should be a valid boolean. Got 123 of type int.",
+        },
+        id="Multiple type mismatches across nested structures",
+    )
+
+
+class TestInfieldCDMv1YAML:
+    @pytest.mark.parametrize(
+        "data", list(find_resources("InfieldCDMv1", resource_dir="cdf_applications", base=COMPLETE_ORG_ALPHA_FLAGS))
+    )
+    def test_load_valid(self, data: dict[str, Any]) -> None:
+        loaded = InfieldLocationConfigYAML.model_validate(data)
+
+        dumped = loaded.model_dump(exclude_unset=True, by_alias=True)
+        assert dumped == data
+
+    @pytest.mark.parametrize("data, expected_errors", list(invalid_test_cases()))
+    def test_invalid_error_messages(self, data: dict[str, Any], expected_errors: set[str]) -> None:
+        warning_list = validate_resource_yaml_pydantic(data, InfieldLocationConfigYAML, Path("some_file.yaml"))
+        assert len(warning_list) == 1
+        format_warning = warning_list[0]
+        assert isinstance(format_warning, ResourceFormatWarning)
+
+        assert set(format_warning.errors) == expected_errors