diff --git a/api/system-current.txt b/api/system-current.txt
index 3bd335315b6f1..b1794761aa674 100755
--- a/api/system-current.txt
+++ b/api/system-current.txt
@@ -4460,7 +4460,7 @@ package android.net {
   }
 
   public class EthernetManager {
-    method @NonNull public android.net.EthernetManager.TetheredInterfaceRequest requestTetheredInterface(@NonNull java.util.concurrent.Executor, @NonNull android.net.EthernetManager.TetheredInterfaceCallback);
+    method @NonNull @RequiresPermission(anyOf={android.Manifest.permission.NETWORK_STACK, android.net.NetworkStack.PERMISSION_MAINLINE_NETWORK_STACK}) public android.net.EthernetManager.TetheredInterfaceRequest requestTetheredInterface(@NonNull java.util.concurrent.Executor, @NonNull android.net.EthernetManager.TetheredInterfaceCallback);
   }
 
   public static interface EthernetManager.TetheredInterfaceCallback {
diff --git a/api/test-current.txt b/api/test-current.txt
index bc4425df46d89..61cac89ca91ce 100644
--- a/api/test-current.txt
+++ b/api/test-current.txt
@@ -1440,7 +1440,7 @@ package android.net {
   }
 
   public class EthernetManager {
-    method @NonNull public android.net.EthernetManager.TetheredInterfaceRequest requestTetheredInterface(@NonNull java.util.concurrent.Executor, @NonNull android.net.EthernetManager.TetheredInterfaceCallback);
+    method @NonNull @RequiresPermission(anyOf={android.Manifest.permission.NETWORK_STACK, android.net.NetworkStack.PERMISSION_MAINLINE_NETWORK_STACK}) public android.net.EthernetManager.TetheredInterfaceRequest requestTetheredInterface(@NonNull java.util.concurrent.Executor, @NonNull android.net.EthernetManager.TetheredInterfaceCallback);
   }
 
   public static interface EthernetManager.TetheredInterfaceCallback {
diff --git a/core/java/android/net/EthernetManager.java b/core/java/android/net/EthernetManager.java
index 139f5bebcd899..83b5f63576f28 100644
--- a/core/java/android/net/EthernetManager.java
+++ b/core/java/android/net/EthernetManager.java
@@ -17,6 +17,7 @@
 package android.net;
 
 import android.annotation.NonNull;
+import android.annotation.RequiresPermission;
 import android.annotation.SystemApi;
 import android.annotation.SystemService;
 import android.annotation.TestApi;
@@ -248,6 +249,10 @@ public class EthernetManager {
      * interface, the existing interface will be used.
      * @param callback A callback to be called once the request has been fulfilled.
      */
+    @RequiresPermission(anyOf = {
+            android.Manifest.permission.NETWORK_STACK,
+            android.net.NetworkStack.PERMISSION_MAINLINE_NETWORK_STACK
+    })
     @NonNull
     public TetheredInterfaceRequest requestTetheredInterface(@NonNull final Executor executor,
             @NonNull final TetheredInterfaceCallback callback) {