diff --git a/api/current.txt b/api/current.txt
index b0d0646b4f3a1..6f023c17e30b3 100644
--- a/api/current.txt
+++ b/api/current.txt
@@ -30334,6 +30334,7 @@ package android.telecom {
     field public static final int CAPABILITY_PLACE_EMERGENCY_CALLS = 16; // 0x10
     field public static final int CAPABILITY_SIM_SUBSCRIPTION = 4; // 0x4
     field public static final int CAPABILITY_VIDEO_CALLING = 8; // 0x8
+    field public static final int CAPABILITY_VIDEO_CALLING_RELIES_ON_PRESENCE = 256; // 0x100
     field public static final android.os.Parcelable.Creator<android.telecom.PhoneAccount> CREATOR;
     field public static final int NO_HIGHLIGHT_COLOR = 0; // 0x0
     field public static final int NO_RESOURCE_ID = -1; // 0xffffffff
diff --git a/api/system-current.txt b/api/system-current.txt
index 29044a104181b..cdf17e5a86213 100644
--- a/api/system-current.txt
+++ b/api/system-current.txt
@@ -32546,6 +32546,7 @@ package android.telecom {
     field public static final int CAPABILITY_PLACE_EMERGENCY_CALLS = 16; // 0x10
     field public static final int CAPABILITY_SIM_SUBSCRIPTION = 4; // 0x4
     field public static final int CAPABILITY_VIDEO_CALLING = 8; // 0x8
+    field public static final int CAPABILITY_VIDEO_CALLING_RELIES_ON_PRESENCE = 256; // 0x100
     field public static final android.os.Parcelable.Creator<android.telecom.PhoneAccount> CREATOR;
     field public static final int NO_HIGHLIGHT_COLOR = 0; // 0x0
     field public static final int NO_RESOURCE_ID = -1; // 0xffffffff
diff --git a/telecomm/java/android/telecom/PhoneAccount.java b/telecomm/java/android/telecom/PhoneAccount.java
index b64043c6e07a7..0b19c98d0e835 100644
--- a/telecomm/java/android/telecom/PhoneAccount.java
+++ b/telecomm/java/android/telecom/PhoneAccount.java
@@ -128,6 +128,20 @@ public final class PhoneAccount implements Parcelable {
      */
     public static final int CAPABILITY_EMERGENCY_CALLS_ONLY = 0x80;
 
+    /**
+     * Flag indicating that for this {@code PhoneAccount}, the ability to make a video call to a
+     * number relies on presence.  Should only be set if the {@code PhoneAccount} also has
+     * {@link #CAPABILITY_VIDEO_CALLING}.
+     * <p>
+     * When set, the {@link ConnectionService} is responsible for toggling the
+     * {@link android.provider.ContactsContract.Data#CARRIER_PRESENCE_VT_CAPABLE} bit on the
+     * {@link android.provider.ContactsContract.Data#CARRIER_PRESENCE} column to indicate whether
+     * a contact's phone number supports video calling.
+     * <p>
+     * See {@link #getCapabilities}
+     */
+    public static final int CAPABILITY_VIDEO_CALLING_RELIES_ON_PRESENCE = 0x100;
+
     /**
      * URI scheme for telephone number URIs.
      */