diff --git a/prebuilts/api/28.0/public/attributes b/prebuilts/api/28.0/public/attributes
index 6a66c031aa85f5232b356cfa4c727e3edb2419e9..0c7ca2ed7df747f915ab8f0c1b7ab8e140876004 100644
--- a/prebuilts/api/28.0/public/attributes
+++ b/prebuilts/api/28.0/public/attributes
@@ -70,6 +70,11 @@ attribute core_property_type;
 # All properties used to configure log filtering.
 attribute log_property_type;
 
+# All properties that are not specific to device but are added from
+# outside of AOSP. (e.g. OEM-specific properties)
+# These properties are not accessible from device-specific domains
+attribute extended_core_property_type;
+
 # All service_manager types created by system_server
 attribute system_server_service;
 
diff --git a/prebuilts/api/28.0/public/property.te b/prebuilts/api/28.0/public/property.te
index c31210c0b55e31518862e125bf8da2ea2cfae5dc..42706edd9a6de4c5c47a88968a2092812cf10ecb 100644
--- a/prebuilts/api/28.0/public/property.te
+++ b/prebuilts/api/28.0/public/property.te
@@ -132,6 +132,7 @@ compatible_property_only(`
     -vendor_init
   } {
     core_property_type
+    extended_core_property_type
     exported_config_prop
     exported_dalvik_prop
     exported_default_prop
@@ -228,6 +229,7 @@ compatible_property_only(`
     -vendor_init
   } {
     core_property_type
+    extended_core_property_type
     exported_dalvik_prop
     exported_ffs_prop
     exported_system_radio_prop
@@ -334,6 +336,7 @@ compatible_property_only(`
     -exported_system_radio_prop
     -exported_vold_prop
     -exported_wifi_prop
+    -extended_core_property_type
     -ffs_prop
     -fingerprint_prop
     -firstboot_prop
diff --git a/public/attributes b/public/attributes
index 6a66c031aa85f5232b356cfa4c727e3edb2419e9..0c7ca2ed7df747f915ab8f0c1b7ab8e140876004 100644
--- a/public/attributes
+++ b/public/attributes
@@ -70,6 +70,11 @@ attribute core_property_type;
 # All properties used to configure log filtering.
 attribute log_property_type;
 
+# All properties that are not specific to device but are added from
+# outside of AOSP. (e.g. OEM-specific properties)
+# These properties are not accessible from device-specific domains
+attribute extended_core_property_type;
+
 # All service_manager types created by system_server
 attribute system_server_service;
 
diff --git a/public/property.te b/public/property.te
index c31210c0b55e31518862e125bf8da2ea2cfae5dc..42706edd9a6de4c5c47a88968a2092812cf10ecb 100644
--- a/public/property.te
+++ b/public/property.te
@@ -132,6 +132,7 @@ compatible_property_only(`
     -vendor_init
   } {
     core_property_type
+    extended_core_property_type
     exported_config_prop
     exported_dalvik_prop
     exported_default_prop
@@ -228,6 +229,7 @@ compatible_property_only(`
     -vendor_init
   } {
     core_property_type
+    extended_core_property_type
     exported_dalvik_prop
     exported_ffs_prop
     exported_system_radio_prop
@@ -334,6 +336,7 @@ compatible_property_only(`
     -exported_system_radio_prop
     -exported_vold_prop
     -exported_wifi_prop
+    -extended_core_property_type
     -ffs_prop
     -fingerprint_prop
     -firstboot_prop