diff --git a/service/src/com/android/server/ConnectivityService.java b/service/src/com/android/server/ConnectivityService.java
index 28d1d73..eeeaf27 100755
--- a/service/src/com/android/server/ConnectivityService.java
+++ b/service/src/com/android/server/ConnectivityService.java
@@ -1433,6 +1433,7 @@
         /**
          * @see ClatCoordinator
          */
+        @RequiresApi(Build.VERSION_CODES.TIRAMISU)
         public ClatCoordinator getClatCoordinator(INetd netd) {
             return new ClatCoordinator(
                 new ClatCoordinator.Dependencies() {
diff --git a/service/src/com/android/server/connectivity/ClatCoordinator.java b/service/src/com/android/server/connectivity/ClatCoordinator.java
index fbe706c..d87f250 100644
--- a/service/src/com/android/server/connectivity/ClatCoordinator.java
+++ b/service/src/com/android/server/connectivity/ClatCoordinator.java
@@ -30,6 +30,7 @@
 import android.net.InetAddresses;
 import android.net.InterfaceConfigurationParcel;
 import android.net.IpPrefix;
+import android.os.Build;
 import android.os.ParcelFileDescriptor;
 import android.os.RemoteException;
 import android.os.ServiceSpecificException;
@@ -58,11 +59,14 @@
 import java.nio.ByteBuffer;
 import java.util.Objects;
 
+import androidx.annotation.RequiresApi;
+
 /**
  * This coordinator is responsible for providing clat relevant functionality.
  *
  * {@hide}
  */
+@RequiresApi(Build.VERSION_CODES.TIRAMISU)
 public class ClatCoordinator {
     private static final String TAG = ClatCoordinator.class.getSimpleName();
 
@@ -251,11 +255,6 @@
         /** Get ingress6 BPF map. */
         @Nullable
         public IBpfMap<ClatIngress6Key, ClatIngress6Value> getBpfIngress6Map() {
-            // Pre-T devices don't use ClatCoordinator to access clat map. Since Nat464Xlat
-            // initializes a ClatCoordinator object to avoid redundant null pointer check
-            // while using, ignore the BPF map initialization on pre-T devices.
-            // TODO: probably don't initialize ClatCoordinator object on pre-T devices.
-            if (!SdkLevel.isAtLeastT()) return null;
             try {
                 return new BpfMap<>(CLAT_INGRESS6_MAP_PATH,
                     BpfMap.BPF_F_RDWR, ClatIngress6Key.class, ClatIngress6Value.class);
@@ -268,11 +267,6 @@
         /** Get egress4 BPF map. */
         @Nullable
         public IBpfMap<ClatEgress4Key, ClatEgress4Value> getBpfEgress4Map() {
-            // Pre-T devices don't use ClatCoordinator to access clat map. Since Nat464Xlat
-            // initializes a ClatCoordinator object to avoid redundant null pointer check
-            // while using, ignore the BPF map initialization on pre-T devices.
-            // TODO: probably don't initialize ClatCoordinator object on pre-T devices.
-            if (!SdkLevel.isAtLeastT()) return null;
             try {
                 return new BpfMap<>(CLAT_EGRESS4_MAP_PATH,
                     BpfMap.BPF_F_RDWR, ClatEgress4Key.class, ClatEgress4Value.class);
@@ -285,11 +279,6 @@
         /** Get cookie tag map */
         @Nullable
         public IBpfMap<CookieTagMapKey, CookieTagMapValue> getBpfCookieTagMap() {
-            // Pre-T devices don't use ClatCoordinator to access clat map. Since Nat464Xlat
-            // initializes a ClatCoordinator object to avoid redundant null pointer check
-            // while using, ignore the BPF map initialization on pre-T devices.
-            // TODO: probably don't initialize ClatCoordinator object on pre-T devices.
-            if (!SdkLevel.isAtLeastT()) return null;
             try {
                 return new BpfMap<>(COOKIE_TAG_MAP_PATH,
                         BpfMap.BPF_F_RDWR, CookieTagMapKey.class, CookieTagMapValue.class);
diff --git a/service/src/com/android/server/connectivity/Nat464Xlat.java b/service/src/com/android/server/connectivity/Nat464Xlat.java
index 2ac2ad3..90cddda 100644
--- a/service/src/com/android/server/connectivity/Nat464Xlat.java
+++ b/service/src/com/android/server/connectivity/Nat464Xlat.java
@@ -101,9 +101,9 @@
     private String mIface;
     private Inet6Address mIPv6Address;
     private State mState = State.IDLE;
-    private ClatCoordinator mClatCoordinator;
+    private final ClatCoordinator mClatCoordinator;  // non-null iff T+
 
-    private boolean mEnableClatOnCellular;
+    private final boolean mEnableClatOnCellular;
     private boolean mPrefixDiscoveryRunning;
 
     public Nat464Xlat(NetworkAgentInfo nai, INetd netd, IDnsResolver dnsResolver,
@@ -112,7 +112,11 @@
         mNetd = netd;
         mNetwork = nai;
         mEnableClatOnCellular = deps.getCellular464XlatEnabled();
-        mClatCoordinator = deps.getClatCoordinator(mNetd);
+        if (SdkLevel.isAtLeastT()) {
+            mClatCoordinator = deps.getClatCoordinator(mNetd);
+        } else {
+            mClatCoordinator = null;
+        }
     }
 
     /**