diff --git a/radio/1.3/Android.bp b/radio/1.3/Android.bp
index 3c7b5c5..042df6c 100644
--- a/radio/1.3/Android.bp
+++ b/radio/1.3/Android.bp
@@ -9,6 +9,8 @@
     srcs: [
         "types.hal",
         "IRadio.hal",
+        "IRadioIndication.hal",
+        "IRadioResponse.hal",
     ],
     interfaces: [
         "android.hardware.radio@1.0",
@@ -18,6 +20,8 @@
     ],
     types: [
         "AccessNetwork",
+        "EmergencyNumber",
+        "EmergencyServiceCategory",
     ],
     gen_java: true,
 }
diff --git a/radio/1.3/IRadio.hal b/radio/1.3/IRadio.hal
index 16e6684..480a61f 100644
--- a/radio/1.3/IRadio.hal
+++ b/radio/1.3/IRadio.hal
@@ -17,9 +17,11 @@
 package android.hardware.radio@1.3;
 
 import @1.0::DataProfileInfo;
+import @1.0::Dial;
 import @1.2::DataRequestReason;
 import @1.2::IRadio;
 import @1.3::AccessNetwork;
+import @1.3::EmergencyServiceCategory;
 
 /**
  * This interface is used by telephony and telecom to talk to cellular radio.
@@ -82,4 +84,45 @@
     oneway setupDataCall_1_3(int32_t serial, AccessNetwork accessNetwork,
             DataProfileInfo dataProfileInfo, bool modemCognitive, bool roamingAllowed,
             bool isRoaming, DataRequestReason reason, vec<string> addresses, vec<string> dnses);
+
+    /**
+     * Request the current emergency number list.
+     *
+     * Each emergency number (@1.3::EmergencyNumber) in the emergency number list contains a
+     * dialing number, one or more service category(s), and mobile country code.
+     *
+     * Radio must collect all sources of the emergency number to build the response.
+     * For example, network operator signals, sim card information, modem configuration, OEM
+     * configuration (for example, OEM system properties), always-available emergency numbers and
+     * sim-absence emergency numbers, etc.
+     *
+     * 112, 911 are always available. Besides, 000, 08, 110, 999, 118 and 119 should be available
+     * when sim is not present.
+     *
+     * Please refer the document of @1.3::EmergencyNumber to construct each emergency number to be
+     * returned.
+     *
+     * Reference: 3GPP TS 22.101 version 9.1.0 Release 9
+     *
+     * @param serial Serial number of request.
+     *
+     * Response function is IRadioResponse.getCurrentEmergencyNumberListResponse()
+     */
+    oneway getCurrentEmergencyNumberList(int32_t serial);
+
+    /**
+     * Initiate emergency voice call, with one or more emergency service category(s).
+     *
+     * Note this API is the same as IRadio.dial except using the
+     * @1.3::EmergencyServiceCategory as the input param.
+     *
+     * @param serial Serial number of request.
+     * @param dialInfo the same @1.0::Dial information used by @1.0::IRadio.dial.
+     * @param categories bitfield<@1.3::EmergencyServiceCategory> the Emergency Service Category(s)
+     *     of the call.
+     *
+     * Response function is IRadioResponse.emergencyDialResponse()
+     */
+    oneway emergencyDial(int32_t serial, Dial dialInfo,
+            bitfield<EmergencyServiceCategory> categories);
 };
diff --git a/radio/1.3/IRadioIndication.hal b/radio/1.3/IRadioIndication.hal
new file mode 100644
index 0000000..c80e762
--- /dev/null
+++ b/radio/1.3/IRadioIndication.hal
@@ -0,0 +1,53 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.hardware.radio@1.3;
+
+import @1.0::RadioIndicationType;
+import @1.2::IRadioIndication;
+
+/**
+ * Interface declaring unsolicited radio indications.
+ */
+interface IRadioIndication extends @1.2::IRadioIndication {
+    /**
+     * Indicate and update all of the current Emergency Number information known to the radio,
+     * when any of the Emergency Number sources (For example, network operator signals, sim card
+     * information, modem configuration, OEM configuration or system properties, etc.) change the
+     * list of emergency numbers.
+     *
+     * 112, 911 are always available. Besides, 000, 08, 110, 999, 118 and 119 should be available
+     * when sim is not present.
+     *
+     * This should be the same information as returned by getCurrentEmergencyNumberList() in
+     * 1.3::IRadio.
+     *
+     * The indicated list of emergency numbers should not have duplicate @1.3::EmergencyNumber.
+     * Please refer the document of @1.3::EmergencyNumber to construct each emergency number to be
+     * returned.
+     *
+     * Reference: 3GPP TS 22.101 version 9.1.0 Release 9
+     *
+     * @param type Type of radio indication
+     * @param emergencyNumberList List of current Emergency Number information
+     *     (@1.3::EmergencyNumber) known to radio. Radio must collect all sources of the emergency
+     *     numbers to build the indication. For example, network operator signals, sim card
+     *     information, modem configuration, OEM configuration (for example, OEM specific system
+     *     properties), always-available emergency numbers and sim-absence emergency numbers, etc.
+     */
+    oneway currentEmergencyNumberList(RadioIndicationType type,
+            vec<EmergencyNumber> emergencyNumberList);
+};
diff --git a/radio/1.3/IRadioResponse.hal b/radio/1.3/IRadioResponse.hal
new file mode 100644
index 0000000..6912d0a
--- /dev/null
+++ b/radio/1.3/IRadioResponse.hal
@@ -0,0 +1,74 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.hardware.radio@1.3;
+
+import @1.0::RadioResponseInfo;
+import @1.2::IRadioResponse;
+
+/**
+ * Interface declaring response functions to solicited radio requests.
+ */
+interface IRadioResponse extends @1.2::IRadioResponse {
+    /**
+     * @param info Response info struct containing response type, serial no. and error
+     * @param emergencyNumberList List of current Emergency Number information known to radio.
+     *
+     * Radio must collect all sources of the emergency number to build the response. For example,
+     * network operator signals, sim card information, modem configuration, OEM configuration (for
+     * example, OEM system properties), always-available emergency numbers and sim-absence
+     * emergency numbers, etc.
+     *
+     * The returned list of emergency numbers must not have duplicate @1.3::EmergencyNumber. Please
+     * refer the document of @1.3::EmergencyNumber to construct each emergency number to be
+     * returned.
+     *
+     * Reference: 3GPP TS 22.101 version 9.1.0 Release 9
+     *
+     * Valid errors returned:
+     *   RadioError:NONE
+     *   RadioError:RADIO_NOT_AVAILABLE
+     *   RadioError:NO_MEMORY
+     *   RadioError:MODEM_ERR
+     */
+    oneway getCurrentEmergencyNumberListResponse(RadioResponseInfo info,
+            vec<EmergencyNumber> emergencyNumberList);
+
+    /**
+     * @param info Response info struct containing response type, serial no. and error
+     *
+     * Valid errors returned:
+     *   RadioError:NONE
+     *   RadioError:RADIO_NOT_AVAILABLE (radio resetting)
+     *   RadioError:DIAL_MODIFIED_TO_USSD
+     *   RadioError:DIAL_MODIFIED_TO_SS
+     *   RadioError:DIAL_MODIFIED_TO_DIAL
+     *   RadioError:INVALID_ARGUMENTS
+     *   RadioError:NO_MEMORY
+     *   RadioError:NO_RESOURCES
+     *   RadioError:INTERNAL_ERR
+     *   RadioError:FDN_CHECK_FAILURE
+     *   RadioError:MODEM_ERR
+     *   RadioError:NO_SUBSCRIPTION
+     *   RadioError:NO_NETWORK_FOUND
+     *   RadioError:INVALID_CALL_ID
+     *   RadioError:DEVICE_IN_USE
+     *   RadioError:ABORTED
+     *   RadioError:INVALID_MODEM_STATE
+     *   RadioError:CANCELLED
+     */
+    oneway emergencyDialResponse(RadioResponseInfo info);
+};
diff --git a/radio/1.3/types.hal b/radio/1.3/types.hal
index b80aabd..c04451f 100644
--- a/radio/1.3/types.hal
+++ b/radio/1.3/types.hal
@@ -24,3 +24,60 @@
      */
     UNKNOWN = 0,
 };
+
+/**
+ * Emergency number contains information of number, one or more service category(s), and mobile
+ * country code (mcc).
+ *
+ * If the source of the emergency number is associated with country, field ‘mcc’ must be
+ * provided; otherwise the field ‘mcc’ must be an empty string.
+ *
+ * A unique EmergencyNumber has a unique combination of ‘number’ and ‘mcc’ fields.
+ * Multiple @1.3::EmergencyServiceCategory should be merged into the bitfield for the same
+ * EmergencyNumber.
+ *
+ * Reference: 3GPP TS 22.101 version 9.1.0 Release 9
+ */
+struct EmergencyNumber{
+    /**
+     * The emergency number. The character in the number string should only be the dial pad
+     * character('0'-'9', '*', or '#'). For example: 911.
+     */
+    string number;
+    /**
+     * 3-digit Mobile Country Code, 0..999. Empty string if not applicable.
+     */
+    string mcc;
+    /**
+     * The bitfield of @1.3::EmergencyServiceCategory(s). See @1.3::EmergencyServiceCategory for
+     * the value of each bit.
+     */
+    bitfield<EmergencyServiceCategory> categories;
+};
+
+/**
+ * Defining Emergency Service Category as follows:
+ * - General emergency call, all categories;
+ * - Police;
+ * - Ambulance;
+ * - Fire Brigade;
+ * - Marine Guard;
+ * - Mountain Rescue;
+ * - Manually Initiated eCall (MIeC);
+ * - Automatically Initiated eCall (AIeC);
+ *
+ * Type GENERIC (General emergency call, all categories) is considered to use if the reported type
+ * is not any of the other specific types.
+ *
+ * Reference: 3GPP TS 22.101 version 9.1.0 Release 9
+ */
+enum EmergencyServiceCategory : int32_t {
+    GENERIC = 0, // General emergency call, all categories
+    POLICE = 1 << 0,
+    AMBULANCE = 1 << 1,
+    FIRE_BRIGADE = 1 << 2,
+    MARINE_GUARD = 1 << 3,
+    MOUNTAIN_RESCUE = 1 << 4,
+    MIEC = 1 << 5, // Manually Initiated eCall (MIeC)
+    AIEC = 1 << 6, // Automatically Initiated eCall (AIeC)
+};