diff --git a/current.txt b/current.txt
index 66a2e39..316d4b4 100644
--- a/current.txt
+++ b/current.txt
@@ -604,9 +604,9 @@
 619fc9839ec6e369cfa9b28e3e9412e6885720ff8f9b5750c1b6ffb905120391 android.hardware.wifi.supplicant@1.3::ISupplicantStaIfaceCallback
 c9273429fcf98d797d3bb07fdba6f1be95bf960f9255cde169fd1ca4db85f856 android.hardware.wifi.supplicant@1.3::ISupplicantStaNetwork
 9b0a3ab6f4f74b971ed094426d8a443e29b512ff03e1ab50c07156396cdb2483 android.hardware.wifi.supplicant@1.3::types
-b91398c7475d9f6decb760f6e4721bab8bd588b6d36115d3048ebbfdf70ccf7b android.hardware.radio@1.5::types
+17f92261051ee7f08662a9d09a4a7af629551194018ff65855b3740fa22b6094 android.hardware.radio@1.5::types
 5ae0401fdaad9b85de7bebc5bdd7388a4ea661c46f1e4929341981b0540c67de android.hardware.radio@1.5::IRadio
-3afac66f21a33bc9c4b80481c7d5540038348651d9a7d8af64ea13610af138da android.hardware.radio@1.5::IRadioIndication
+bc59237dbd93949238081f762710552e76670cb648c0e198138551460ac54b1e android.hardware.radio@1.5::IRadioIndication
 f4888f9676890b43a459c6380f335fea7a6ad32ed3bafafeb018a88d6c0be8a4 android.hardware.radio@1.5::IRadioResponse
 55f0a15642869ec98a55ea0a5ac049d3e1a6245ff7750deb6bcb7182057eee83 android.hardware.radio.config@1.3::types
 b27ab0cd40b0b078cdcd024bfe1061c4c4c065f3519eeb9347fa359a3268a5ae android.hardware.radio.config@1.3::IRadioConfig
diff --git a/radio/1.5/IRadioIndication.hal b/radio/1.5/IRadioIndication.hal
index 81452ab..879e9ad 100644
--- a/radio/1.5/IRadioIndication.hal
+++ b/radio/1.5/IRadioIndication.hal
@@ -30,4 +30,33 @@
      * @param enabled whether uiccApplications are enabled, or disabled
      */
     oneway uiccApplicationsEnablementChanged(RadioIndicationType type, bool enabled);
+
+    /**
+     * Report that Registration or a Location/Routing/Tracking Area update has failed.
+     *
+     * <p>Indicate whenever a registration procedure, including a location, routing, or tracking
+     * area update fails. This includes procedures that do not necessarily result in a change of
+     * the modem's registration status. If the modem's registration status changes, that is
+     * reflected in the onNetworkStateChanged() and subsequent get{Voice/Data}RegistrationState().
+     *
+     * @param cellIdentity the CellIdentity, which must include the globally unique identifier for
+     *        the cell (for example, all components of the CGI or ECGI).
+     * @param chosenPlmn a 5 or 6 digit alphanumeric PLMN (MCC|MNC) among those broadcast by the
+     *        cell that was chosen for the failed registration attempt.
+     * @param domain Domain::CS, Domain::PS, or both in case of a combined procedure.
+     * @param causeCode the primary failure cause code of the procedure.
+     *        For GSM/UMTS (MM), values are in TS 24.008 Sec 10.5.95
+     *        For GSM/UMTS (GMM), values are in TS 24.008 Sec 10.5.147
+     *        For LTE (EMM), cause codes are TS 24.301 Sec 9.9.3.9
+     *        For NR (5GMM), cause codes are TS 24.501 Sec 9.11.3.2
+     *        MAX_INT if this value is unused.
+     * @param additionalCauseCode the cause code of any secondary/combined procedure if appropriate.
+     *        For UMTS, if a combined attach succeeds for PS only, then the GMM cause code shall be
+     *        included as an additionalCauseCode.
+     *        For LTE (ESM), cause codes are in TS 24.301 9.9.4.4
+     *        MAX_INT if this value is unused.
+     */
+    oneway registrationFailed(
+            RadioIndicationType type, CellIdentity cellIdentity, string chosenPlmn,
+            bitfield<Domain> domain, int32_t causeCode, int32_t additionalCauseCode);
 };
diff --git a/radio/1.5/types.hal b/radio/1.5/types.hal
index 3c6e67a..2a2ba11 100644
--- a/radio/1.5/types.hal
+++ b/radio/1.5/types.hal
@@ -22,14 +22,22 @@
 import @1.1::RadioAccessSpecifier;
 import @1.1::ScanType;
 import @1.1::UtranBands;
+import @1.2::CellIdentityCdma;
+import @1.2::CellIdentityGsm;
+import @1.2::CellIdentityWcdma;
+import @1.2::CellIdentityTdscdma;
+import @1.2::CellIdentityLte;
 import @1.2::NetworkScanRequest;
 import @1.4::AccessNetwork;
 import @1.4::ApnTypes;
+import @1.4::CellIdentityNr;
 import @1.4::DataCallFailCause;
 import @1.4::DataConnActiveStatus;
 import @1.4::DataProfileInfo;
 import @1.4::PdpProtocolType;
 
+import android.hidl.safe_union@1.0::Monostate;
+
 /**
  * Defining signal strength type.
  */
@@ -394,3 +402,22 @@
     int32_t mtu;
 };
 
+enum Domain : int32_t {
+    /** Circuit-switched */
+    CS = 1 << 0,
+
+    /** Packet-switched */
+    PS = 1 << 1,
+};
+
+/** A union representing the CellIdentity of a single cell */
+safe_union CellIdentity {
+    Monostate noinit;
+
+    CellIdentityGsm gsm;
+    CellIdentityWcdma wcdma;
+    CellIdentityTdscdma tdscdma;
+    CellIdentityCdma cdma;
+    CellIdentityLte lte;
+    CellIdentityNr nr;
+};
diff --git a/radio/1.5/vts/functional/radio_hidl_hal_utils_v1_5.h b/radio/1.5/vts/functional/radio_hidl_hal_utils_v1_5.h
index ba11257..49a315d 100644
--- a/radio/1.5/vts/functional/radio_hidl_hal_utils_v1_5.h
+++ b/radio/1.5/vts/functional/radio_hidl_hal_utils_v1_5.h
@@ -739,6 +739,13 @@
 
     Return<void> modemReset(RadioIndicationType type,
                             const ::android::hardware::hidl_string& reason);
+
+    Return<void> registrationFailed(
+            RadioIndicationType type,
+            const ::android::hardware::radio::V1_5::CellIdentity& cellIdentity,
+            const ::android::hardware::hidl_string& chosenPlmn,
+            ::android::hardware::hidl_bitfield<::android::hardware::radio::V1_5::Domain> domain,
+            int32_t causeCode, int32_t additionalCauseCode);
 };
 
 // Test environment for Radio HIDL HAL.
diff --git a/radio/1.5/vts/functional/radio_indication.cpp b/radio/1.5/vts/functional/radio_indication.cpp
index acffbbe..2416605 100644
--- a/radio/1.5/vts/functional/radio_indication.cpp
+++ b/radio/1.5/vts/functional/radio_indication.cpp
@@ -333,3 +333,12 @@
                                                                      bool /*enabled*/) {
     return Void();
 }
+
+Return<void> RadioIndication_v1_5::registrationFailed(
+        RadioIndicationType /*type*/,
+        const ::android::hardware::radio::V1_5::CellIdentity& /*cellIdentity*/,
+        const ::android::hardware::hidl_string& /*chosenPlmn*/,
+        ::android::hardware::hidl_bitfield<::android::hardware::radio::V1_5::Domain> /*domain*/,
+        int32_t /*causeCode*/, int32_t /*additionalCauseCode*/) {
+    return Void();
+}