diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index 8254f36..9d5af42 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -17,8 +17,8 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     package="com.android.dialer"
     coreApp="true"
-    android:versionCode="20311"
-    android:versionName="2.3.11">
+    android:versionCode="20314"
+    android:versionName="2.3.14">
 
     <uses-sdk
         android:minSdkVersion="23"
diff --git a/src/com/android/dialer/compat/DialerCompatUtils.java b/src/com/android/dialer/compat/DialerCompatUtils.java
index 678ffb0..cda51c6 100644
--- a/src/com/android/dialer/compat/DialerCompatUtils.java
+++ b/src/com/android/dialer/compat/DialerCompatUtils.java
@@ -30,4 +30,15 @@
         return SdkVersionOverride.getSdkVersion(Build.VERSION_CODES.LOLLIPOP)
                 >= Build.VERSION_CODES.M;
     }
+
+    /**
+     * Determines if this version is compatible with a default dialer. Can also force the version to
+     * be lower through SdkVersionOverride.
+     *
+     * @return {@code true} if default dialer is a feature on this device, {@code false} otherwise.
+     */
+    public static boolean isDefaultDialerCompatible() {
+        return SdkVersionOverride.getSdkVersion(Build.VERSION_CODES.LOLLIPOP)
+                >= Build.VERSION_CODES.M;
+    }
 }
\ No newline at end of file
diff --git a/src/com/android/dialer/filterednumber/FilteredNumbersUtil.java b/src/com/android/dialer/filterednumber/FilteredNumbersUtil.java
index 23ce8a8..e3870de 100644
--- a/src/com/android/dialer/filterednumber/FilteredNumbersUtil.java
+++ b/src/com/android/dialer/filterednumber/FilteredNumbersUtil.java
@@ -31,10 +31,6 @@
 import android.text.TextUtils;
 import android.widget.Toast;
 
-import java.util.LinkedList;
-import java.util.List;
-import java.util.concurrent.TimeUnit;
-
 import com.android.contacts.common.testing.NeededForTesting;
 import com.android.dialer.R;
 import com.android.dialer.database.FilteredNumberAsyncQueryHandler;
@@ -44,6 +40,8 @@
 import com.android.dialer.logging.InteractionEvent;
 import com.android.dialer.logging.Logger;
 
+import java.util.concurrent.TimeUnit;
+
 /**
  * Utility to help with tasks related to filtered numbers.
  */
@@ -53,11 +51,11 @@
     private static final long RECENT_EMERGENCY_CALL_THRESHOLD_MS = 1000 * 60 * 60 * 24 * 2;
 
     // Pref key for storing the time of end of the last emergency call in milliseconds after epoch.
-    private static final String LAST_EMERGENCY_CALL_MS_PREF_KEY = "last_emergency_call_ms";
+    protected static final String LAST_EMERGENCY_CALL_MS_PREF_KEY = "last_emergency_call_ms";
 
     // Pref key for storing whether a notification has been dispatched to notify the user that call
     // blocking has been disabled because of a recent emergency call.
-    private static final String NOTIFIED_CALL_BLOCKING_DISABLED_BY_EMERGENCY_CALL_PREF_KEY =
+    protected static final String NOTIFIED_CALL_BLOCKING_DISABLED_BY_EMERGENCY_CALL_PREF_KEY =
             "notified_call_blocking_disabled_by_emergency_call";
 
     public static final String CALL_BLOCKING_NOTIFICATION_TAG = "call_blocking";
@@ -241,6 +239,10 @@
             return false;
         }
 
+        if (hasRecentEmergencyCall(context)) {
+            return false;
+        }
+
         final Cursor cursor = context.getContentResolver().query(
                 FilteredNumber.CONTENT_URI,
                 new String[] {
diff --git a/src/com/android/dialer/settings/DialerSettingsActivity.java b/src/com/android/dialer/settings/DialerSettingsActivity.java
index a6e8944..cc84486 100644
--- a/src/com/android/dialer/settings/DialerSettingsActivity.java
+++ b/src/com/android/dialer/settings/DialerSettingsActivity.java
@@ -18,6 +18,7 @@
 import android.content.Context;
 import android.content.Intent;
 import android.content.SharedPreferences;
+import android.os.Build;
 import android.os.Bundle;
 import android.os.UserManager;
 import android.preference.PreferenceManager;
@@ -27,6 +28,7 @@
 import android.view.MenuItem;
 import android.widget.Toast;
 
+import com.android.contacts.common.compat.SdkVersionOverride;
 import com.android.dialer.R;
 import com.android.dialer.compat.SettingsCompat;
 import com.android.dialer.filterednumber.BlockedNumbersSettingsActivity;
@@ -55,12 +57,16 @@
         soundSettingsHeader.id = R.id.settings_header_sounds_and_vibration;
         target.add(soundSettingsHeader);
 
-        Header quickResponseSettingsHeader = new Header();
-        Intent quickResponseSettingsIntent =
-                new Intent(TelecomManager.ACTION_SHOW_RESPOND_VIA_SMS_SETTINGS);
-        quickResponseSettingsHeader.titleRes = R.string.respond_via_sms_setting_title;
-        quickResponseSettingsHeader.intent = quickResponseSettingsIntent;
-        target.add(quickResponseSettingsHeader);
+        if (SdkVersionOverride.getSdkVersion(Build.VERSION_CODES.M)
+                >= Build.VERSION_CODES.M) {
+            Header quickResponseSettingsHeader = new Header();
+            Intent quickResponseSettingsIntent =
+                    new Intent(TelecomManager.ACTION_SHOW_RESPOND_VIA_SMS_SETTINGS);
+            quickResponseSettingsHeader.titleRes = R.string.respond_via_sms_setting_title;
+            quickResponseSettingsHeader.intent = quickResponseSettingsIntent;
+            target.add(quickResponseSettingsHeader);
+        }
+
 
         TelephonyManager telephonyManager =
                 (TelephonyManager) getSystemService(Context.TELEPHONY_SERVICE);
@@ -92,8 +98,10 @@
             blockedCallsHeader.intent = new Intent(this, BlockedNumbersSettingsActivity.class);
             target.add(blockedCallsHeader);
 
-            if (telephonyManager.isTtyModeSupported()
-                    || telephonyManager.isHearingAidCompatibilitySupported()) {
+            if (SdkVersionOverride.getSdkVersion(Build.VERSION_CODES.M)
+                    >= Build.VERSION_CODES.M
+                    && (telephonyManager.isTtyModeSupported()
+                    || telephonyManager.isHearingAidCompatibilitySupported())) {
                 Header accessibilitySettingsHeader = new Header();
                 Intent accessibilitySettingsIntent =
                         new Intent(TelecomManager.ACTION_SHOW_CALL_ACCESSIBILITY_SETTINGS);
diff --git a/src/com/android/dialer/settings/SoundSettingsFragment.java b/src/com/android/dialer/settings/SoundSettingsFragment.java
index 30a25a3..59f8798 100644
--- a/src/com/android/dialer/settings/SoundSettingsFragment.java
+++ b/src/com/android/dialer/settings/SoundSettingsFragment.java
@@ -18,6 +18,7 @@
 
 import android.content.Context;
 import android.media.RingtoneManager;
+import android.os.Build;
 import android.os.Bundle;
 import android.os.Handler;
 import android.os.Message;
@@ -32,6 +33,7 @@
 import android.telephony.TelephonyManager;
 import android.widget.Toast;
 
+import com.android.contacts.common.compat.SdkVersionOverride;
 import com.android.dialer.R;
 import com.android.dialer.compat.SettingsCompat;
 import com.android.phone.common.util.SettingsUtil;
@@ -109,7 +111,8 @@
 
         TelephonyManager telephonyManager =
                 (TelephonyManager) getActivity().getSystemService(Context.TELEPHONY_SERVICE);
-        if (telephonyManager.canChangeDtmfToneLength()
+        if (SdkVersionOverride.getSdkVersion(Build.VERSION_CODES.M) >= Build.VERSION_CODES.M
+                && telephonyManager.canChangeDtmfToneLength()
                 && (telephonyManager.isWorldPhone() || !shouldHideCarrierSettings())) {
             mDtmfToneLength.setOnPreferenceChangeListener(this);
             mDtmfToneLength.setValueIndex(
diff --git a/src/com/android/dialer/util/TelecomUtil.java b/src/com/android/dialer/util/TelecomUtil.java
index 1230577..a0c8334 100644
--- a/src/com/android/dialer/util/TelecomUtil.java
+++ b/src/com/android/dialer/util/TelecomUtil.java
@@ -28,6 +28,8 @@
 import android.text.TextUtils;
 import android.util.Log;
 
+import com.android.dialer.compat.DialerCompatUtils;
+
 import java.util.ArrayList;
 import java.util.List;
 
@@ -187,6 +189,10 @@
     }
 
     public static boolean isDefaultDialer(Context context) {
+        if (!DialerCompatUtils.isDefaultDialerCompatible()) {
+            return false;
+        }
+
         final boolean result = TextUtils.equals(context.getPackageName(),
                 getTelecomManager(context).getDefaultDialerPackage());
         if (result) {
diff --git a/tests/src/com/android/dialer/filterednumber/FilteredNumbersUtilTest.java b/tests/src/com/android/dialer/filterednumber/FilteredNumbersUtilTest.java
index 180295c..ccd95ab 100644
--- a/tests/src/com/android/dialer/filterednumber/FilteredNumbersUtilTest.java
+++ b/tests/src/com/android/dialer/filterednumber/FilteredNumbersUtilTest.java
@@ -15,6 +15,7 @@
  */
 package com.android.dialer.filterednumber;
 
+import android.preference.PreferenceManager;
 import android.test.AndroidTestCase;
 
 import com.android.contacts.common.test.mocks.ContactsMockContext;
@@ -46,6 +47,12 @@
     public void setUp() throws Exception {
         super.setUp();
         mContext = new ContactsMockContext(getContext(), FilteredNumberContract.AUTHORITY);
+
+        // Reset whether an emergency number was dialed
+        PreferenceManager.getDefaultSharedPreferences(mContext)
+                .edit()
+                .putLong(FilteredNumbersUtil.LAST_EMERGENCY_CALL_MS_PREF_KEY, 0)
+                .apply();
     }
 
     public void testShouldBlockVoicemail_NotBlocked() {
@@ -78,6 +85,17 @@
                 COUNTRY_ISO, EARLIER_TIME + 30000));
     }
 
+    public void testShouldBlockVoicemail_AfterEmergencyCall() {
+        // Just called emergency services
+        PreferenceManager.getDefaultSharedPreferences(mContext)
+                .edit()
+                .putLong(FilteredNumbersUtil.LAST_EMERGENCY_CALL_MS_PREF_KEY,
+                        System.currentTimeMillis())
+                .apply();
+        assertFalse(FilteredNumbersUtil.shouldBlockVoicemail(mContext, NORMALIZED_NUMBER,
+                COUNTRY_ISO, 0));
+    }
+
     private void setupShouldBlockVoicemailQuery(long creationTimeMs) {
         Query query = mContext.getContactsProvider().expectQuery(FilteredNumber.CONTENT_URI)
                 .withProjection(FILTERED_NUMBER_PROJECTION)