diff --git a/modules/folder/README.md b/modules/folder/README.md
index d39f996e7..cda006011 100644
--- a/modules/folder/README.md
+++ b/modules/folder/README.md
@@ -139,9 +139,19 @@ module "folder" {
     "compute.vmExternalIpAccess" = {
       rules = [{ deny = { all = true } }]
     }
+    "essentialcontacts.managed.allowedContactDomains" = {
+      rules = [
+        {
+          enforce = true
+          parameters = jsonencode({
+            allowedDomains = ["@example.com"]
+          })
+        }
+      ]
+    }
   }
 }
-# tftest modules=1 resources=8 inventory=org-policies.yaml e2e
+# tftest modules=1 resources=9 inventory=org-policies.yaml e2e
 ```
 
 ### Organization Policy Factory
diff --git a/modules/organization/schemas/org-policies.schema.json b/modules/organization/schemas/org-policies.schema.json
index 7353ddfb2..7a97c499a 100644
--- a/modules/organization/schemas/org-policies.schema.json
+++ b/modules/organization/schemas/org-policies.schema.json
@@ -46,6 +46,9 @@
                     "type": "string"
                   }
                 }
+              },
+              "parameters": {
+                "type": "string"
               }
             }
           }
@@ -70,4 +73,4 @@
       }
     }
   }
-}
\ No newline at end of file
+}
diff --git a/modules/project/README.md b/modules/project/README.md
index 0754dd092..e60f1d3df 100644
--- a/modules/project/README.md
+++ b/modules/project/README.md
@@ -517,9 +517,19 @@ module "project" {
     "compute.vmExternalIpAccess" = {
       rules = [{ deny = { all = true } }]
     }
+    "essentialcontacts.managed.allowedContactDomains" = {
+      rules = [
+        {
+          enforce = true
+          parameters = jsonencode({
+            allowedDomains = ["@example.com"]
+          })
+        }
+      ]
+    }
   }
 }
-# tftest modules=1 resources=8 inventory=org-policies.yaml e2e
+# tftest modules=1 resources=9 inventory=org-policies.yaml e2e
 ```
 
 ### Organization Policy Factory
diff --git a/tests/modules/folder/examples/org-policies.yaml b/tests/modules/folder/examples/org-policies.yaml
index 6bfe6fcdb..671c5b014 100644
--- a/tests/modules/folder/examples/org-policies.yaml
+++ b/tests/modules/folder/examples/org-policies.yaml
@@ -1,4 +1,4 @@
-# Copyright 2023 Google LLC
+# Copyright 2025 Google LLC
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
@@ -105,4 +105,4 @@ values:
 
 counts:
   google_folder: 1
-  google_org_policy_policy: 7
+  google_org_policy_policy: 8
diff --git a/tests/modules/project/examples/org-policies.yaml b/tests/modules/project/examples/org-policies.yaml
index 6539c32c4..98cdd9781 100644
--- a/tests/modules/project/examples/org-policies.yaml
+++ b/tests/modules/project/examples/org-policies.yaml
@@ -1,4 +1,4 @@
-# Copyright 2023 Google LLC
+# Copyright 2025 Google LLC
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
@@ -121,5 +121,5 @@ values:
     project_id: test-project
 
 counts:
-  google_org_policy_policy: 7
+  google_org_policy_policy: 8
   google_project: 1