diff --git a/Android.mk b/Android.mk
index 73bb03e..111ddd9 100644
--- a/Android.mk
+++ b/Android.mk
@@ -236,6 +236,19 @@
   endif
 endif
 
+enforce_sysprop_owner := true
+ifeq ($(BUILD_BROKEN_ENFORCE_SYSPROP_OWNER),true)
+  enforce_sysprop_owner := false
+endif
+
+ifeq ($(PRODUCT_SHIPPING_API_LEVEL),)
+  #$(warning no product shipping level defined)
+else ifneq ($(call math_lt,30,$(PRODUCT_SHIPPING_API_LEVEL)),)
+  ifneq ($(BUILD_BROKEN_ENFORCE_SYSPROP_OWNER),)
+    $(error BUILD_BROKEN_ENFORCE_SYSPROP_OWNER cannot be set on a device shipping with S or later, and this is tested by CTS.)
+  endif
+endif
+
 # Library extension for host-side tests
 ifeq ($(HOST_OS),darwin)
 SHAREDLIB_EXT=dylib
@@ -572,6 +585,7 @@
 $(reqd_policy_mask.conf): PRIVATE_SEPOLICY_SPLIT := $(PRODUCT_SEPOLICY_SPLIT)
 $(reqd_policy_mask.conf): PRIVATE_COMPATIBLE_PROPERTY := $(PRODUCT_COMPATIBLE_PROPERTY)
 $(reqd_policy_mask.conf): PRIVATE_TREBLE_SYSPROP_NEVERALLOW := $(treble_sysprop_neverallow)
+$(reqd_policy_mask.conf): PRIVATE_ENFORCE_SYSPROP_OWNER := $(enforce_sysprop_owner)
 $(reqd_policy_mask.conf): PRIVATE_POLICY_FILES := $(policy_files)
 $(reqd_policy_mask.conf): $(policy_files) $(M4)
 	$(transform-policy-to-conf)
@@ -618,6 +632,7 @@
 $(pub_policy.conf): PRIVATE_SEPOLICY_SPLIT := $(PRODUCT_SEPOLICY_SPLIT)
 $(pub_policy.conf): PRIVATE_COMPATIBLE_PROPERTY := $(PRODUCT_COMPATIBLE_PROPERTY)
 $(pub_policy.conf): PRIVATE_TREBLE_SYSPROP_NEVERALLOW := $(treble_sysprop_neverallow)
+$(pub_policy.conf): PRIVATE_ENFORCE_SYSPROP_OWNER := $(enforce_sysprop_owner)
 $(pub_policy.conf): PRIVATE_POLICY_FILES := $(policy_files)
 $(pub_policy.conf): $(policy_files) $(M4)
 	$(transform-policy-to-conf)
@@ -647,6 +662,7 @@
 $(system_ext_pub_policy.conf): PRIVATE_SEPOLICY_SPLIT := $(PRODUCT_SEPOLICY_SPLIT)
 $(system_ext_pub_policy.conf): PRIVATE_COMPATIBLE_PROPERTY := $(PRODUCT_COMPATIBLE_PROPERTY)
 $(system_ext_pub_policy.conf): PRIVATE_TREBLE_SYSPROP_NEVERALLOW := $(treble_sysprop_neverallow)
+$(system_ext_pub_policy.conf): PRIVATE_ENFORCE_SYSPROP_OWNER := $(enforce_sysprop_owner)
 $(system_ext_pub_policy.conf): PRIVATE_POLICY_FILES := $(policy_files)
 $(system_ext_pub_policy.conf): $(policy_files) $(M4)
 	$(transform-policy-to-conf)
@@ -677,6 +693,7 @@
 $(plat_pub_policy.conf): PRIVATE_SEPOLICY_SPLIT := $(PRODUCT_SEPOLICY_SPLIT)
 $(plat_pub_policy.conf): PRIVATE_COMPATIBLE_PROPERTY := $(PRODUCT_COMPATIBLE_PROPERTY)
 $(plat_pub_policy.conf): PRIVATE_TREBLE_SYSPROP_NEVERALLOW := $(treble_sysprop_neverallow)
+$(plat_pub_policy.conf): PRIVATE_ENFORCE_SYSPROP_OWNER := $(enforce_sysprop_owner)
 $(plat_pub_policy.conf): PRIVATE_POLICY_FILES := $(policy_files)
 $(plat_pub_policy.conf): $(policy_files) $(M4)
 	$(transform-policy-to-conf)
@@ -719,6 +736,7 @@
 $(plat_policy.conf): PRIVATE_SEPOLICY_SPLIT := $(PRODUCT_SEPOLICY_SPLIT)
 $(plat_policy.conf): PRIVATE_COMPATIBLE_PROPERTY := $(PRODUCT_COMPATIBLE_PROPERTY)
 $(plat_policy.conf): PRIVATE_TREBLE_SYSPROP_NEVERALLOW := $(treble_sysprop_neverallow)
+$(plat_policy.conf): PRIVATE_ENFORCE_SYSPROP_OWNER := $(enforce_sysprop_owner)
 $(plat_policy.conf): PRIVATE_POLICY_FILES := $(policy_files)
 $(plat_policy.conf): $(policy_files) $(M4)
 	$(transform-policy-to-conf)
@@ -765,6 +783,7 @@
 $(userdebug_plat_policy.conf): PRIVATE_SEPOLICY_SPLIT := $(PRODUCT_SEPOLICY_SPLIT)
 $(userdebug_plat_policy.conf): PRIVATE_COMPATIBLE_PROPERTY := $(PRODUCT_COMPATIBLE_PROPERTY)
 $(userdebug_plat_policy.conf): PRIVATE_TREBLE_SYSPROP_NEVERALLOW := $(treble_sysprop_neverallow)
+$(userdebug_plat_policy.conf): PRIVATE_ENFORCE_SYSPROP_OWNER := $(enforce_sysprop_owner)
 $(userdebug_plat_policy.conf): PRIVATE_POLICY_FILES := $(policy_files)
 $(userdebug_plat_policy.conf): $(policy_files) $(M4)
 	$(transform-policy-to-conf)
@@ -813,6 +832,7 @@
 $(system_ext_policy.conf): PRIVATE_SEPOLICY_SPLIT := $(PRODUCT_SEPOLICY_SPLIT)
 $(system_ext_policy.conf): PRIVATE_COMPATIBLE_PROPERTY := $(PRODUCT_COMPATIBLE_PROPERTY)
 $(system_ext_policy.conf): PRIVATE_TREBLE_SYSPROP_NEVERALLOW := $(treble_sysprop_neverallow)
+$(system_ext_policy.conf): PRIVATE_ENFORCE_SYSPROP_OWNER := $(enforce_sysprop_owner)
 $(system_ext_policy.conf): PRIVATE_POLICY_FILES := $(policy_files)
 $(system_ext_policy.conf): $(policy_files) $(M4)
 	$(transform-policy-to-conf)
@@ -869,6 +889,7 @@
 $(product_policy.conf): PRIVATE_SEPOLICY_SPLIT := $(PRODUCT_SEPOLICY_SPLIT)
 $(product_policy.conf): PRIVATE_COMPATIBLE_PROPERTY := $(PRODUCT_COMPATIBLE_PROPERTY)
 $(product_policy.conf): PRIVATE_TREBLE_SYSPROP_NEVERALLOW := $(treble_sysprop_neverallow)
+$(product_policy.conf): PRIVATE_ENFORCE_SYSPROP_OWNER := $(enforce_sysprop_owner)
 $(product_policy.conf): PRIVATE_POLICY_FILES := $(policy_files)
 $(product_policy.conf): $(policy_files) $(M4)
 	$(transform-policy-to-conf)
@@ -1042,6 +1063,7 @@
 $(vendor_policy.conf): PRIVATE_SEPOLICY_SPLIT := $(PRODUCT_SEPOLICY_SPLIT)
 $(vendor_policy.conf): PRIVATE_COMPATIBLE_PROPERTY := $(PRODUCT_COMPATIBLE_PROPERTY)
 $(vendor_policy.conf): PRIVATE_TREBLE_SYSPROP_NEVERALLOW := $(treble_sysprop_neverallow)
+$(vendor_policy.conf): PRIVATE_ENFORCE_SYSPROP_OWNER := $(enforce_sysprop_owner)
 $(vendor_policy.conf): PRIVATE_POLICY_FILES := $(policy_files)
 $(vendor_policy.conf): $(policy_files) $(M4)
 	$(transform-policy-to-conf)
@@ -1098,6 +1120,7 @@
 $(odm_policy.conf): PRIVATE_SEPOLICY_SPLIT := $(PRODUCT_SEPOLICY_SPLIT)
 $(odm_policy.conf): PRIVATE_COMPATIBLE_PROPERTY := $(PRODUCT_COMPATIBLE_PROPERTY)
 $(odm_policy.conf): PRIVATE_TREBLE_SYSPROP_NEVERALLOW := $(treble_sysprop_neverallow)
+$(odm_policy.conf): PRIVATE_ENFORCE_SYSPROP_OWNER := $(enforce_sysprop_owner)
 $(odm_policy.conf): PRIVATE_POLICY_FILES := $(policy_files)
 $(odm_policy.conf): $(policy_files) $(M4)
 	$(transform-policy-to-conf)
@@ -1425,6 +1448,7 @@
 $(LOCAL_BUILT_MODULE): PRIVATE_SEPOLICY_SPLIT := cts
 $(LOCAL_BUILT_MODULE): PRIVATE_COMPATIBLE_PROPERTY := cts
 $(LOCAL_BUILT_MODULE): PRIVATE_TREBLE_SYSPROP_NEVERALLOW := cts
+$(LOCAL_BUILT_MODULE): PRIVATE_ENFORCE_SYSPROP_OWNER := cts
 $(LOCAL_BUILT_MODULE): PRIVATE_EXCLUDE_BUILD_TEST := true
 $(LOCAL_BUILT_MODULE): PRIVATE_POLICY_FILES := $(policy_files)
 $(LOCAL_BUILT_MODULE): $(policy_files) $(M4)
@@ -1628,6 +1652,7 @@
 $(base_plat_policy.conf): PRIVATE_SEPOLICY_SPLIT := true
 $(base_plat_policy.conf): PRIVATE_COMPATIBLE_PROPERTY := $(PRODUCT_COMPATIBLE_PROPERTY)
 $(base_plat_policy.conf): PRIVATE_TREBLE_SYSPROP_NEVERALLOW := $(treble_sysprop_neverallow)
+$(base_plat_policy.conf): PRIVATE_ENFORCE_SYSPROP_OWNER := $(enforce_sysprop_owner)
 $(base_plat_policy.conf): PRIVATE_POLICY_FILES := $(policy_files)
 $(base_plat_policy.conf): $(policy_files) $(M4)
 	$(transform-policy-to-conf)
@@ -1659,6 +1684,7 @@
 $(base_plat_pub_policy.conf): PRIVATE_SEPOLICY_SPLIT := true
 $(base_plat_pub_policy.conf): PRIVATE_COMPATIBLE_PROPERTY := $(PRODUCT_COMPATIBLE_PROPERTY)
 $(base_plat_pub_policy.conf): PRIVATE_TREBLE_SYSPROP_NEVERALLOW := $(treble_sysprop_neverallow)
+$(base_plat_pub_policy.conf): PRIVATE_ENFORCE_SYSPROP_OWNER := $(enforce_sysprop_owner)
 $(base_plat_pub_policy.conf): PRIVATE_POLICY_FILES := $(policy_files)
 $(base_plat_pub_policy.conf): $(policy_files) $(M4)
 	$(transform-policy-to-conf)
@@ -1773,6 +1799,7 @@
 built_vendor_svc :=
 built_plat_sepolicy :=
 treble_sysprop_neverallow :=
+enforce_sysprop_owner :=
 mapping_policy :=
 my_target_arch :=
 pub_policy.cil :=
diff --git a/definitions.mk b/definitions.mk
index f6b80d0..95f297b 100644
--- a/definitions.mk
+++ b/definitions.mk
@@ -12,6 +12,7 @@
 	-D target_full_treble=$(PRIVATE_SEPOLICY_SPLIT) \
 	-D target_compatible_property=$(PRIVATE_COMPATIBLE_PROPERTY) \
 	-D target_treble_sysprop_neverallow=$(PRIVATE_TREBLE_SYSPROP_NEVERALLOW) \
+	-D target_enforce_sysprop_owner=$(PRIVATE_ENFORCE_SYSPROP_OWNER) \
 	-D target_exclude_build_test=$(PRIVATE_EXCLUDE_BUILD_TEST) \
 	-D target_requires_insecure_execmem_for_swiftshader=$(PRODUCT_REQUIRES_INSECURE_EXECMEM_FOR_SWIFTSHADER) \
 	$(PRIVATE_TGT_RECOVERY) \
diff --git a/private/compat/30.0/30.0.ignore.cil b/private/compat/30.0/30.0.ignore.cil
index 3027390..5c83c7e 100644
--- a/private/compat/30.0/30.0.ignore.cil
+++ b/private/compat/30.0/30.0.ignore.cil
@@ -35,6 +35,8 @@
     profcollectd_service
     shell_test_data_file
     sysfs_devices_cs_etm
+    system_server_dumper_service
     update_engine_stable_service
     userspace_reboot_metadata_file
+    vcn_management_service
     vibrator_manager_service))
diff --git a/private/property.te b/private/property.te
index bc1934d..09e93e9 100644
--- a/private/property.te
+++ b/private/property.te
@@ -24,13 +24,14 @@
 
 treble_sysprop_neverallow(`
 
-# TODO(b/131162102): uncomment these after assigning ownership attributes to all properties
-# neverallow domain {
-#   property_type
-#   -system_property_type
-#   -product_property_type
-#   -vendor_property_type
-# }:file no_rw_file_perms;
+enforce_sysprop_owner(`
+  neverallow domain {
+    property_type
+    -system_property_type
+    -product_property_type
+    -vendor_property_type
+  }:file no_rw_file_perms;
+')
 
 neverallow { domain -coredomain } {
   system_property_type
diff --git a/private/service_contexts b/private/service_contexts
index da3f98e..eb12633 100644
--- a/private/service_contexts
+++ b/private/service_contexts
@@ -221,6 +221,7 @@
 SurfaceFlinger                            u:object_r:surfaceflinger_service:s0
 suspend_control                           u:object_r:system_suspend_control_service:s0
 system_config                             u:object_r:system_config_service:s0
+system_server_dumper                      u:object_r:system_server_dumper_service:s0
 system_update                             u:object_r:system_update_service:s0
 task                                      u:object_r:task_service:s0
 telecom                                   u:object_r:telecom_service:s0
@@ -244,6 +245,7 @@
 usagestats                                u:object_r:usagestats_service:s0
 usb                                       u:object_r:usb_service:s0
 user                                      u:object_r:user_service:s0
+vcn_management                            u:object_r:vcn_management_service:s0
 vibrator                                  u:object_r:vibrator_service:s0
 vibrator_manager                          u:object_r:vibrator_manager_service:s0
 virtual_touchpad                          u:object_r:virtual_touchpad_service:s0
diff --git a/public/file.te b/public/file.te
index aa955ca..e9213b0 100644
--- a/public/file.te
+++ b/public/file.te
@@ -546,6 +546,7 @@
 allow dev_type tmpfs:filesystem associate;
 allow app_fuse_file app_fusefs:filesystem associate;
 allow postinstall_file self:filesystem associate;
+allow proc_net proc:filesystem associate;
 
 # asanwrapper (run a sanitized app_process, to be used with wrap properties)
 with_asan(`type asanwrapper_exec, exec_type, file_type;')
diff --git a/public/service.te b/public/service.te
index 21372f1..85d0fc5 100644
--- a/public/service.te
+++ b/public/service.te
@@ -175,6 +175,7 @@
 type statusbar_service, app_api_service, ephemeral_app_api_service, system_server_service, service_manager_type;
 type storagestats_service, app_api_service, ephemeral_app_api_service, system_server_service, service_manager_type;
 type system_config_service, system_api_service, system_server_service, service_manager_type;
+type system_server_dumper_service, system_api_service, system_server_service, service_manager_type;
 type system_update_service, system_server_service, service_manager_type;
 type soundtrigger_middleware_service, system_server_service, service_manager_type;
 type task_service, system_server_service, service_manager_type;
@@ -195,6 +196,7 @@
 type usagestats_service, app_api_service, ephemeral_app_api_service, system_server_service, service_manager_type;
 type usb_service, app_api_service, system_server_service, service_manager_type;
 type user_service, app_api_service, ephemeral_app_api_service, system_server_service, service_manager_type;
+type vcn_management_service, app_api_service, ephemeral_app_api_service, system_server_service, service_manager_type;
 type vibrator_service, app_api_service, ephemeral_app_api_service, system_server_service, service_manager_type;
 type vibrator_manager_service, app_api_service, ephemeral_app_api_service, system_server_service, service_manager_type;
 type voiceinteraction_service, app_api_service, ephemeral_app_api_service, system_server_service, service_manager_type;
diff --git a/public/te_macros b/public/te_macros
index e9e139e..65b7b34 100644
--- a/public/te_macros
+++ b/public/te_macros
@@ -816,13 +816,11 @@
 
 #####################################
 # treble_sysprop_neverallow(rules)
-# SELinux neverallow rules which enforces the owner of each property and accessibility
+# SELinux neverallow rules which enforces the accessibility of each property
 # outside the owner.
 #
-# For devices launching with R or later, all properties must be explicitly marked as one of:
-# system_property_type, vendor_property_type, or product_property_type.
-# Also, exported properties must be explicitly marked as "restricted" or "public",
-# depending on the accessibility outside the owner.
+# For devices launching with R or later, exported properties must be explicitly marked as
+# "restricted" or "public", depending on the accessibility outside the owner.
 # For devices launching with Q or eariler, this neverallow rules can be relaxed with defining
 # BUILD_BROKEN_TREBLE_SYSPROP_NEVERALLOW := true on BoardConfig.mk.
 # See {partition}_{accessibility}_prop macros below.
@@ -838,6 +836,25 @@
 # END_LAUNCHING_WITH_R_ONLY -- this marker is used by CTS -- do not modify
 , )))
 
+#####################################
+# enforce_sysprop_owner(rules)
+# SELinux neverallow rules which enforces the owner of each property.
+#
+# For devices launching with S or later, all properties must be explicitly marked as one of:
+# system_property_type, vendor_property_type, or product_property_type.
+# For devices launching with R or eariler, this neverallow rules can be relaxed with defining
+# BUILD_BROKEN_ENFORCE_SYSPROP_OWNER := true on BoardConfig.mk.
+# See {partition}_{accessibility}_prop macros below.
+#
+# CTS uses these ules only for devices launching with S or later.
+#
+define(`enforce_sysprop_owner', ifelse(target_enforce_sysprop_owner, `true', $1,
+ifelse(target_enforce_sysprop_owner, `cts',
+# BEGIN_LAUNCHING_WITH_S_ONLY -- this marker is used by CTS -- do not modify
+$1
+# END_LAUNCHING_WITH_S_ONLY -- this marker is used by CTS -- do not modify
+, )))
+
 ###########################################
 # define_prop(name, owner, scope)
 # Define a property with given owner and scope