diff --git a/services/core/java/com/android/server/stats/pull/StatsPullAtomService.java b/services/core/java/com/android/server/stats/pull/StatsPullAtomService.java
index 8023fd4..664dc21 100644
--- a/services/core/java/com/android/server/stats/pull/StatsPullAtomService.java
+++ b/services/core/java/com/android/server/stats/pull/StatsPullAtomService.java
@@ -42,6 +42,9 @@
 import static com.android.internal.util.ConcurrentUtils.DIRECT_EXECUTOR;
 import static com.android.internal.util.FrameworkStatsLog.DATA_USAGE_BYTES_TRANSFER__OPPORTUNISTIC_DATA_SUB__NOT_OPPORTUNISTIC;
 import static com.android.internal.util.FrameworkStatsLog.DATA_USAGE_BYTES_TRANSFER__OPPORTUNISTIC_DATA_SUB__OPPORTUNISTIC;
+import static com.android.internal.util.FrameworkStatsLog.TIME_ZONE_DETECTOR_STATE__DETECTION_MODE__GEO;
+import static com.android.internal.util.FrameworkStatsLog.TIME_ZONE_DETECTOR_STATE__DETECTION_MODE__MANUAL;
+import static com.android.internal.util.FrameworkStatsLog.TIME_ZONE_DETECTOR_STATE__DETECTION_MODE__TELEPHONY;
 import static com.android.server.am.MemoryStatUtil.readMemoryStatFromFilesystem;
 import static com.android.server.stats.pull.IonMemoryUtil.readProcessSystemIonHeapSizesFromDebugfs;
 import static com.android.server.stats.pull.IonMemoryUtil.readSystemIonHeapSizeFromDebugfs;
@@ -174,6 +177,8 @@
 import com.android.server.stats.pull.netstats.SubInfo;
 import com.android.server.storage.DiskStatsFileLogger;
 import com.android.server.storage.DiskStatsLoggingService;
+import com.android.server.timezonedetector.MetricsTimeZoneDetectorState;
+import com.android.server.timezonedetector.TimeZoneDetectorInternal;
 
 import libcore.io.IoUtils;
 
@@ -398,6 +403,7 @@
     private final Object mBuildInformationLock = new Object();
     private final Object mRoleHolderLock = new Object();
     private final Object mTimeZoneDataInfoLock = new Object();
+    private final Object mTimeZoneDetectionInfoLock = new Object();
     private final Object mExternalStorageInfoLock = new Object();
     private final Object mAppsOnExternalStorageInfoLock = new Object();
     private final Object mFaceSettingsLock = new Object();
@@ -629,6 +635,10 @@
                         synchronized (mTimeZoneDataInfoLock) {
                             return pullTimeZoneDataInfoLocked(atomTag, data);
                         }
+                    case FrameworkStatsLog.TIME_ZONE_DETECTOR_STATE:
+                        synchronized (mTimeZoneDetectionInfoLock) {
+                            return pullTimeZoneDetectorStateLocked(atomTag, data);
+                        }
                     case FrameworkStatsLog.EXTERNAL_STORAGE_INFO:
                         synchronized (mExternalStorageInfoLock) {
                             return pullExternalStorageInfoLocked(atomTag, data);
@@ -833,6 +843,7 @@
         registerBuildInformation();
         registerRoleHolder();
         registerTimeZoneDataInfo();
+        registerTimeZoneDetectorState();
         registerExternalStorageInfo();
         registerAppsOnExternalStorageInfo();
         registerFaceSettings();
@@ -3134,6 +3145,57 @@
         return StatsManager.PULL_SUCCESS;
     }
 
+    private void registerTimeZoneDetectorState() {
+        int tagId = FrameworkStatsLog.TIME_ZONE_DETECTOR_STATE;
+        mStatsManager.setPullAtomCallback(
+                tagId,
+                null, // use default PullAtomMetadata values
+                DIRECT_EXECUTOR,
+                mStatsCallbackImpl
+        );
+    }
+
+    int pullTimeZoneDetectorStateLocked(int atomTag, List<StatsEvent> pulledData) {
+        final long token = Binder.clearCallingIdentity();
+        try {
+            TimeZoneDetectorInternal timeZoneDetectorInternal =
+                    LocalServices.getService(TimeZoneDetectorInternal.class);
+            MetricsTimeZoneDetectorState metricsState =
+                    timeZoneDetectorInternal.generateMetricsState();
+            pulledData.add(FrameworkStatsLog.buildStatsEvent(atomTag,
+                    metricsState.isTelephonyDetectionSupported(),
+                    metricsState.isGeoDetectionSupported(),
+                    metricsState.isUserLocationEnabled(),
+                    metricsState.getAutoDetectionEnabledSetting(),
+                    metricsState.getGeoDetectionEnabledSetting(),
+                    convertToMetricsDetectionMode(metricsState.getDetectionMode()),
+                    metricsState.getDeviceTimeZoneIdOrdinal(),
+                    metricsState.getLatestManualSuggestionProtoBytes(),
+                    metricsState.getLatestTelephonySuggestionProtoBytes(),
+                    metricsState.getLatestGeolocationSuggestionProtoBytes()
+            ));
+        } catch (RuntimeException e) {
+            Slog.e(TAG, "Getting time zone detection state failed: ", e);
+            return StatsManager.PULL_SKIP;
+        } finally {
+            Binder.restoreCallingIdentity(token);
+        }
+        return StatsManager.PULL_SUCCESS;
+    }
+
+    private int convertToMetricsDetectionMode(int detectionMode) {
+        switch (detectionMode) {
+            case MetricsTimeZoneDetectorState.DETECTION_MODE_MANUAL:
+                return TIME_ZONE_DETECTOR_STATE__DETECTION_MODE__MANUAL;
+            case MetricsTimeZoneDetectorState.DETECTION_MODE_GEO:
+                return TIME_ZONE_DETECTOR_STATE__DETECTION_MODE__GEO;
+            case MetricsTimeZoneDetectorState.DETECTION_MODE_TELEPHONY:
+                return TIME_ZONE_DETECTOR_STATE__DETECTION_MODE__TELEPHONY;
+            default:
+                throw new IllegalArgumentException("" + detectionMode);
+        }
+    }
+
     private void registerExternalStorageInfo() {
         int tagId = FrameworkStatsLog.EXTERNAL_STORAGE_INFO;
         mStatsManager.setPullAtomCallback(
diff --git a/services/core/java/com/android/server/timezonedetector/location/RealProviderMetricsLogger.java b/services/core/java/com/android/server/timezonedetector/location/RealProviderMetricsLogger.java
index dfff6f2..e19ec84 100644
--- a/services/core/java/com/android/server/timezonedetector/location/RealProviderMetricsLogger.java
+++ b/services/core/java/com/android/server/timezonedetector/location/RealProviderMetricsLogger.java
@@ -16,6 +16,21 @@
 
 package com.android.server.timezonedetector.location;
 
+import static com.android.internal.util.FrameworkStatsLog.LOCATION_TIME_ZONE_PROVIDER_STATE_CHANGED__STATE__CERTAIN;
+import static com.android.internal.util.FrameworkStatsLog.LOCATION_TIME_ZONE_PROVIDER_STATE_CHANGED__STATE__DESTROYED;
+import static com.android.internal.util.FrameworkStatsLog.LOCATION_TIME_ZONE_PROVIDER_STATE_CHANGED__STATE__INITIALIZING;
+import static com.android.internal.util.FrameworkStatsLog.LOCATION_TIME_ZONE_PROVIDER_STATE_CHANGED__STATE__PERM_FAILED;
+import static com.android.internal.util.FrameworkStatsLog.LOCATION_TIME_ZONE_PROVIDER_STATE_CHANGED__STATE__STOPPED;
+import static com.android.internal.util.FrameworkStatsLog.LOCATION_TIME_ZONE_PROVIDER_STATE_CHANGED__STATE__UNCERTAIN;
+import static com.android.internal.util.FrameworkStatsLog.LOCATION_TIME_ZONE_PROVIDER_STATE_CHANGED__STATE__UNKNOWN;
+import static com.android.server.timezonedetector.location.LocationTimeZoneProvider.ProviderState.PROVIDER_STATE_DESTROYED;
+import static com.android.server.timezonedetector.location.LocationTimeZoneProvider.ProviderState.PROVIDER_STATE_PERM_FAILED;
+import static com.android.server.timezonedetector.location.LocationTimeZoneProvider.ProviderState.PROVIDER_STATE_STARTED_CERTAIN;
+import static com.android.server.timezonedetector.location.LocationTimeZoneProvider.ProviderState.PROVIDER_STATE_STARTED_INITIALIZING;
+import static com.android.server.timezonedetector.location.LocationTimeZoneProvider.ProviderState.PROVIDER_STATE_STARTED_UNCERTAIN;
+import static com.android.server.timezonedetector.location.LocationTimeZoneProvider.ProviderState.PROVIDER_STATE_STOPPED;
+import static com.android.server.timezonedetector.location.LocationTimeZoneProvider.ProviderState.PROVIDER_STATE_UNKNOWN;
+
 import android.annotation.IntRange;
 
 import com.android.internal.util.FrameworkStatsLog;
@@ -37,6 +52,28 @@
 
     @Override
     public void onProviderStateChanged(@ProviderStateEnum int stateEnum) {
-        // TODO(b/172934905): Implement once the atom has landed.
+        FrameworkStatsLog.write(FrameworkStatsLog.LOCATION_TIME_ZONE_PROVIDER_STATE_CHANGED,
+                mProviderIndex,
+                metricsProviderState(stateEnum));
+    }
+
+    private static int metricsProviderState(@ProviderStateEnum int stateEnum) {
+        switch (stateEnum) {
+            case PROVIDER_STATE_STARTED_INITIALIZING:
+                return LOCATION_TIME_ZONE_PROVIDER_STATE_CHANGED__STATE__INITIALIZING;
+            case PROVIDER_STATE_STARTED_UNCERTAIN:
+                return LOCATION_TIME_ZONE_PROVIDER_STATE_CHANGED__STATE__UNCERTAIN;
+            case PROVIDER_STATE_STARTED_CERTAIN:
+                return LOCATION_TIME_ZONE_PROVIDER_STATE_CHANGED__STATE__CERTAIN;
+            case PROVIDER_STATE_STOPPED:
+                return LOCATION_TIME_ZONE_PROVIDER_STATE_CHANGED__STATE__STOPPED;
+            case PROVIDER_STATE_DESTROYED:
+                return LOCATION_TIME_ZONE_PROVIDER_STATE_CHANGED__STATE__DESTROYED;
+            case PROVIDER_STATE_PERM_FAILED:
+                return LOCATION_TIME_ZONE_PROVIDER_STATE_CHANGED__STATE__PERM_FAILED;
+            case PROVIDER_STATE_UNKNOWN:
+            default:
+                return LOCATION_TIME_ZONE_PROVIDER_STATE_CHANGED__STATE__UNKNOWN;
+        }
     }
 }