diff --git a/core/api/test-current.txt b/core/api/test-current.txt
index 694507d..1be0fba 100644
--- a/core/api/test-current.txt
+++ b/core/api/test-current.txt
@@ -1348,6 +1348,12 @@
     field public static final int INVALID_SECURITY_PARAMETER_INDEX = 0; // 0x0
   }
 
+  public class NetworkPolicyManager {
+    method public boolean getRestrictBackground();
+    method @NonNull public static String resolveNetworkId(@NonNull android.net.wifi.WifiConfiguration);
+    method public void setRestrictBackground(boolean);
+  }
+
   public class NetworkStack {
     method public static void setServiceForTest(@Nullable android.os.IBinder);
   }
diff --git a/core/api/test-lint-baseline.txt b/core/api/test-lint-baseline.txt
index 3c67e44..87fb5b1 100644
--- a/core/api/test-lint-baseline.txt
+++ b/core/api/test-lint-baseline.txt
@@ -487,6 +487,8 @@
     
 GetterSetterNames: android.location.LocationRequest#isLowPowerMode():
     
+GetterSetterNames: android.net.NetworkPolicyManager#getRestrictBackground():
+    Symmetric method for `setRestrictBackground` must be named `isRestrictBackground`; was `getRestrictBackground`
 GetterSetterNames: android.os.IncidentReportArgs#isAll():
     
 GetterSetterNames: android.service.notification.NotificationStats#setDirectReplied():
diff --git a/core/java/android/net/NetworkPolicyManager.java b/core/java/android/net/NetworkPolicyManager.java
index 3e6237d..6353a25 100644
--- a/core/java/android/net/NetworkPolicyManager.java
+++ b/core/java/android/net/NetworkPolicyManager.java
@@ -22,6 +22,7 @@
 import android.annotation.NonNull;
 import android.annotation.RequiresPermission;
 import android.annotation.SystemService;
+import android.annotation.TestApi;
 import android.app.ActivityManager;
 import android.compat.annotation.UnsupportedAppUsage;
 import android.content.Context;
@@ -55,6 +56,7 @@
  *
  * @hide
  */
+@TestApi
 @SystemService(Context.NETWORK_POLICY_SERVICE)
 public class NetworkPolicyManager {
 
@@ -125,6 +127,7 @@
     public static final int RULE_REJECT_ALL = 1 << 6;
     /**
      * Reject traffic on all networks for restricted networking mode.
+     * @hide
      */
     public static final int RULE_REJECT_RESTRICTED_MODE = 1 << 10;
 
@@ -351,6 +354,7 @@
     }
 
     /** @hide */
+    @TestApi
     @UnsupportedAppUsage(maxTargetSdk = Build.VERSION_CODES.R, trackingBug = 170729553)
     public void setRestrictBackground(boolean restrictBackground) {
         try {
@@ -361,6 +365,7 @@
     }
 
     /** @hide */
+    @TestApi
     @UnsupportedAppUsage(maxTargetSdk = Build.VERSION_CODES.R, trackingBug = 170729553)
     public boolean getRestrictBackground() {
         try {
@@ -506,6 +511,8 @@
 
     /**
      * Get multipath preference for the given network.
+     *
+     * @hide
      */
     public int getMultipathPreference(Network network) {
         try {
@@ -624,7 +631,9 @@
     }
 
     /** @hide */
-    public static String resolveNetworkId(WifiConfiguration config) {
+    @TestApi
+    @NonNull
+    public static String resolveNetworkId(@NonNull WifiConfiguration config) {
         return WifiInfo.sanitizeSsid(config.isPasspoint()
                 ? config.providerFriendlyName : config.SSID);
     }