diff --git a/src/constructors/collectRules.js b/src/constructors/collectRules.js
new file mode 100644
index 0000000..58518b5
--- /dev/null
+++ b/src/constructors/collectRules.js
@@ -0,0 +1,7 @@
+import StyleSheet from '../models/StyleSheet'
+
+const collectRules = () => {
+  return StyleSheet.rules().filter(rule => rule.cssText.length > 0)
+}
+
+export default collectRules
diff --git a/src/index.js b/src/index.js
index 8dc4e0c..ee413be 100644
--- a/src/index.js
+++ b/src/index.js
@@ -1,5 +1,6 @@
 import generateAlphabeticName from './utils/generateAlphabeticName'
 import css from './constructors/css'
+import collectRules from './constructors/collectRules'
 import keyframes from './constructors/keyframes'
 import injectGlobal from './constructors/injectGlobal'
 import ThemeProvider from './providers/ThemeProvider'
@@ -14,4 +15,4 @@ const styled = _styled(
 
 export default styled
 
-export { css, injectGlobal, keyframes, ThemeProvider }
+export { css, collectRules, injectGlobal, keyframes, ThemeProvider }