diff --git a/api/current.txt b/api/current.txt
index 531d48b35b28f..efd0112d6aaf6 100644
--- a/api/current.txt
+++ b/api/current.txt
@@ -5491,7 +5491,9 @@ package android.app {
     field public static final String CATEGORY_EMAIL = "email";
     field public static final String CATEGORY_ERROR = "err";
     field public static final String CATEGORY_EVENT = "event";
+    field public static final String CATEGORY_LOCATION_SHARING = "location_sharing";
     field public static final String CATEGORY_MESSAGE = "msg";
+    field public static final String CATEGORY_MISSED_CALL = "missed_call";
     field public static final String CATEGORY_NAVIGATION = "navigation";
     field public static final String CATEGORY_PROGRESS = "progress";
     field public static final String CATEGORY_PROMO = "promo";
@@ -5500,8 +5502,10 @@ package android.app {
     field public static final String CATEGORY_SERVICE = "service";
     field public static final String CATEGORY_SOCIAL = "social";
     field public static final String CATEGORY_STATUS = "status";
+    field public static final String CATEGORY_STOPWATCH = "stopwatch";
     field public static final String CATEGORY_SYSTEM = "sys";
     field public static final String CATEGORY_TRANSPORT = "transport";
+    field public static final String CATEGORY_WORKOUT = "workout";
     field @ColorInt public static final int COLOR_DEFAULT = 0; // 0x0
     field @NonNull public static final android.os.Parcelable.Creator<android.app.Notification> CREATOR;
     field public static final int DEFAULT_ALL = -1; // 0xffffffff
diff --git a/core/api/current.txt b/core/api/current.txt
index 25c7ff31e7575..cf028051fd207 100644
--- a/core/api/current.txt
+++ b/core/api/current.txt
@@ -5491,7 +5491,9 @@ package android.app {
     field public static final String CATEGORY_EMAIL = "email";
     field public static final String CATEGORY_ERROR = "err";
     field public static final String CATEGORY_EVENT = "event";
+    field public static final String CATEGORY_LOCATION_SHARING = "location_sharing";
     field public static final String CATEGORY_MESSAGE = "msg";
+    field public static final String CATEGORY_MISSED_CALL = "missed_call";
     field public static final String CATEGORY_NAVIGATION = "navigation";
     field public static final String CATEGORY_PROGRESS = "progress";
     field public static final String CATEGORY_PROMO = "promo";
@@ -5500,8 +5502,10 @@ package android.app {
     field public static final String CATEGORY_SERVICE = "service";
     field public static final String CATEGORY_SOCIAL = "social";
     field public static final String CATEGORY_STATUS = "status";
+    field public static final String CATEGORY_STOPWATCH = "stopwatch";
     field public static final String CATEGORY_SYSTEM = "sys";
     field public static final String CATEGORY_TRANSPORT = "transport";
+    field public static final String CATEGORY_WORKOUT = "workout";
     field @ColorInt public static final int COLOR_DEFAULT = 0; // 0x0
     field @NonNull public static final android.os.Parcelable.Creator<android.app.Notification> CREATOR;
     field public static final int DEFAULT_ALL = -1; // 0xffffffff
diff --git a/core/java/android/app/Notification.java b/core/java/android/app/Notification.java
index 8cafaa897ad8e..4c08e759f3cf7 100644
--- a/core/java/android/app/Notification.java
+++ b/core/java/android/app/Notification.java
@@ -896,6 +896,26 @@ public class Notification implements Parcelable
     @SystemApi
     public static final String CATEGORY_CAR_INFORMATION = "car_information";
 
+    /**
+     * Notification category: tracking a user's workout.
+     */
+    public static final String CATEGORY_WORKOUT = "workout";
+
+    /**
+     * Notification category: temporarily sharing location.
+     */
+    public static final String CATEGORY_LOCATION_SHARING = "location_sharing";
+
+    /**
+     * Notification category: running stopwatch.
+     */
+    public static final String CATEGORY_STOPWATCH = "stopwatch";
+
+    /**
+     * Notification category: missed call.
+     */
+    public static final String CATEGORY_MISSED_CALL = "missed_call";
+
     /**
      * One of the predefined notification categories (see the <code>CATEGORY_*</code> constants)
      * that best describes this Notification.  May be used by the system for ranking and filtering.