diff --git a/tests/cts/net/src/android/net/cts/ConnectivityManagerTest.java b/tests/cts/net/src/android/net/cts/ConnectivityManagerTest.java
index d67eb23..e8751d8 100644
--- a/tests/cts/net/src/android/net/cts/ConnectivityManagerTest.java
+++ b/tests/cts/net/src/android/net/cts/ConnectivityManagerTest.java
@@ -28,8 +28,6 @@
 import static android.content.pm.PackageManager.FEATURE_WIFI_DIRECT;
 import static android.content.pm.PackageManager.GET_PERMISSIONS;
 import static android.content.pm.PackageManager.PERMISSION_GRANTED;
-import static android.net.ConnectivityManager.BLOCKED_REASON_LOCKDOWN_VPN;
-import static android.net.ConnectivityManager.BLOCKED_REASON_NONE;
 import static android.net.ConnectivityManager.TYPE_BLUETOOTH;
 import static android.net.ConnectivityManager.TYPE_ETHERNET;
 import static android.net.ConnectivityManager.TYPE_MOBILE_CBS;
@@ -64,6 +62,8 @@
 
 import static com.android.compatibility.common.util.SystemUtil.runShellCommand;
 import static com.android.compatibility.common.util.SystemUtil.runWithShellPermissionIdentity;
+import static com.android.networkstack.apishim.ConstantsShim.BLOCKED_REASON_LOCKDOWN_VPN;
+import static com.android.networkstack.apishim.ConstantsShim.BLOCKED_REASON_NONE;
 import static com.android.testutils.MiscAsserts.assertThrows;
 import static com.android.testutils.TestPermissionUtil.runAsShell;
 
@@ -137,7 +137,6 @@
 import com.android.networkstack.apishim.common.ConnectivityManagerShim;
 import com.android.testutils.CompatUtil;
 import com.android.testutils.DevSdkIgnoreRule;
-import com.android.testutils.DevSdkIgnoreRule.IgnoreUpTo;
 import com.android.testutils.DevSdkIgnoreRuleKt;
 import com.android.testutils.RecorderCallback.CallbackEntry;
 import com.android.testutils.SkipPresubmit;
@@ -1719,8 +1718,11 @@
      * {@link android.Manifest.permission.NETWORK_SETTINGS}.
      */
     @Test
-    @IgnoreUpTo(Build.VERSION_CODES.R)
     public void testRequestBackgroundNetwork() {
+        // Cannot use @IgnoreUpTo(Build.VERSION_CODES.R) because this test also requires API 31
+        // shims, and @IgnoreUpTo does not check that.
+        assumeTrue(shouldTestSApis());
+
         // Create a tun interface. Use the returned interface name as the specifier to create
         // a test network request.
         final TestNetworkManager tnm = runWithShellPermissionIdentity(() ->
@@ -1823,7 +1825,7 @@
         final DetailedBlockedStatusCallback otherUidCallback = new DetailedBlockedStatusCallback();
 
         final int myUid = Process.myUid();
-        final int otherUid = UserHandle.of(5).getUid(Process.FIRST_APPLICATION_UID);
+        final int otherUid = UserHandle.getUid(5, Process.FIRST_APPLICATION_UID);
         final Handler handler = new Handler(Looper.getMainLooper());
         mCm.registerDefaultNetworkCallback(myUidCallback, handler);
         mCmShim.registerDefaultNetworkCallbackAsUid(otherUid, otherUidCallback, handler);
@@ -1861,8 +1863,10 @@
     }
 
     @Test
-    @IgnoreUpTo(Build.VERSION_CODES.R)
     public void testBlockedStatusCallback() {
+        // Cannot use @IgnoreUpTo(Build.VERSION_CODES.R) because this test also requires API 31
+        // shims, and @IgnoreUpTo does not check that.
+        assumeTrue(shouldTestSApis());
         runWithShellPermissionIdentity(() -> doTestBlockedStatusCallback(), NETWORK_SETTINGS);
     }
 
@@ -1893,8 +1897,10 @@
     }
 
     @Test
-    @IgnoreUpTo(Build.VERSION_CODES.R)
     public void testLegacyLockdownEnabled() {
+        // Cannot use @IgnoreUpTo(Build.VERSION_CODES.R) because this test also requires API 31
+        // shims, and @IgnoreUpTo does not check that.
+        assumeTrue(shouldTestSApis());
         runWithShellPermissionIdentity(() -> doTestLegacyLockdownEnabled(), NETWORK_SETTINGS);
     }