diff --git a/services/Android.bp b/services/Android.bp
index 76a1484..f6570e9 100644
--- a/services/Android.bp
+++ b/services/Android.bp
@@ -60,9 +60,17 @@
                 ignore_warnings: false,
                 proguard_flags_files: ["proguard.flags"],
             },
-            // Note: Optimizations are disabled by default if unspecified in
-            // the java_library rule.
-            conditions_default: {},
+            conditions_default: {
+                optimize: {
+                    enabled: true,
+                    optimize: false,
+                    shrink: true,
+                    ignore_warnings: false,
+                    // Note that this proguard config is very conservative, only shrinking the
+                    // permission subpackage to prune unused jarjar'ed Kotlin dependencies.
+                    proguard_flags_files: ["proguard_permission.flags"],
+                },
+            },
         },
     },
 }
@@ -97,6 +105,7 @@
         ":services.midi-sources",
         ":services.musicsearch-sources",
         ":services.net-sources",
+        ":services.permission-sources",
         ":services.print-sources",
         ":services.profcollect-sources",
         ":services.restrictions-sources",
@@ -131,6 +140,7 @@
         app_image: true,
         profile: "art-profile",
     },
+    exclude_kotlinc_generated_files: true,
 
     srcs: [":services-main-sources"],
 
@@ -152,6 +162,7 @@
         "services.musicsearch",
         "services.net",
         "services.people",
+        "services.permission",
         "services.print",
         "services.profcollect",
         "services.restrictions",
diff --git a/services/permission/Android.bp b/services/permission/Android.bp
new file mode 100644
index 0000000..b03f17b
--- /dev/null
+++ b/services/permission/Android.bp
@@ -0,0 +1,40 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_base_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_base_license"],
+}
+
+filegroup {
+    name: "services.permission-sources",
+    srcs: [
+        "java/**/*.java",
+        "java/**/*.kt",
+    ],
+    path: "java",
+    visibility: ["//frameworks/base/services"],
+}
+
+java_library_static {
+    name: "services.permission",
+    defaults: ["platform_service_defaults"],
+    srcs: [":services.permission-sources"],
+    libs: [
+        "services.core",
+        // Soong fails to automatically add this dependency because all the
+        // *.kt sources are inside a filegroup.
+        "kotlin-annotations",
+    ],
+    static_libs: [
+        "kotlin-stdlib",
+    ],
+    jarjar_rules: "jarjar-rules.txt",
+    kotlincflags: [
+        "-Xjvm-default=all",
+        "-Xno-call-assertions",
+        "-Xno-param-assertions",
+        "-Xno-receiver-assertions",
+    ],
+}
diff --git a/services/permission/OWNERS b/services/permission/OWNERS
new file mode 100644
index 0000000..6c6c9fc
--- /dev/null
+++ b/services/permission/OWNERS
@@ -0,0 +1,4 @@
+ashfall@google.com
+joecastro@google.com
+ntmyren@google.com
+zhanghai@google.com
diff --git a/services/permission/jarjar-rules.txt b/services/permission/jarjar-rules.txt
new file mode 100644
index 0000000..34af3af
--- /dev/null
+++ b/services/permission/jarjar-rules.txt
@@ -0,0 +1 @@
+rule kotlin.** com.android.server.permission.jarjar.@0
diff --git a/services/permission/java/com/android/server/permission/ModernPermissionManagerServiceImpl.kt b/services/permission/java/com/android/server/permission/ModernPermissionManagerServiceImpl.kt
new file mode 100644
index 0000000..21ec159
--- /dev/null
+++ b/services/permission/java/com/android/server/permission/ModernPermissionManagerServiceImpl.kt
@@ -0,0 +1,26 @@
+/*
+ * Copyright (C) 2022 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.server.permission
+
+import com.android.internal.annotations.Keep
+import com.android.server.pm.permission.PermissionManagerServiceInterface
+
+/**
+ * Modern implementation of [PermissionManagerServiceInterface].
+ */
+@Keep
+class ModernPermissionManagerServiceImpl
diff --git a/services/proguard_permission.flags b/services/proguard_permission.flags
new file mode 100644
index 0000000..15edc61
--- /dev/null
+++ b/services/proguard_permission.flags
@@ -0,0 +1,9 @@
+# Only shrink services.permission classes.
+# Note that while more aggressive services shrinking is enabled by default (see proguard.flags), for
+# cases where that's not yet possible, we still need to shrink the permission package to prune out
+# unused Kotlin stdlib dependencies.
+-keep class !com.android.server.permission.** { *; }
+
+# CoverageService guards optional jacoco class references with a runtime guard, so we can safely
+# suppress build-time warnings.
+-dontwarn org.jacoco.agent.rt.*