diff --git a/radio/config/1.1/Android.bp b/radio/config/1.1/Android.bp
new file mode 100644
index 0000000..8dc0f27
--- /dev/null
+++ b/radio/config/1.1/Android.bp
@@ -0,0 +1,23 @@
+// This file is autogenerated by hidl-gen -Landroidbp.
+
+hidl_interface {
+    name: "android.hardware.radio.config@1.1",
+    root: "android.hardware",
+    vndk: {
+        enabled: true,
+    },
+    srcs: [
+        "types.hal",
+        "IRadioConfigIndication.hal",
+        "IRadioConfigResponse.hal",
+    ],
+    interfaces: [
+        "android.hardware.radio@1.0",
+        "android.hardware.radio.config@1.0",
+        "android.hidl.base@1.0",
+    ],
+    types: [
+        "SimSlotStatus",
+    ],
+    gen_java: true,
+}
diff --git a/radio/config/1.1/IRadioConfigIndication.hal b/radio/config/1.1/IRadioConfigIndication.hal
new file mode 100644
index 0000000..53eaa4d
--- /dev/null
+++ b/radio/config/1.1/IRadioConfigIndication.hal
@@ -0,0 +1,39 @@
+/*
+ * 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.config@1.1;
+
+import @1.0::IRadioConfigIndication;
+import android.hardware.radio@1.0::RadioIndicationType;
+
+/**
+ * Interface declaring unsolicited radio config indications.
+ */
+interface IRadioConfigIndication extends @1.0::IRadioConfigIndication {
+
+    /**
+     * Indicates SIM slot status change.
+     *
+     * This indication must be sent by the modem whenever there is any slot status change, even the
+     * slot is inactive. For example, this indication must be triggered if a SIM card is inserted
+     * into an inactive slot.
+     *
+     * @param type Type of radio indication
+     * @param slotStatus new slot status info with size equals to the number of physical slots on
+     *        the device
+     */
+    oneway simSlotsStatusChanged_1_1(RadioIndicationType type, vec<SimSlotStatus> slotStatus);
+};
diff --git a/radio/config/1.1/IRadioConfigResponse.hal b/radio/config/1.1/IRadioConfigResponse.hal
new file mode 100644
index 0000000..6f543ab
--- /dev/null
+++ b/radio/config/1.1/IRadioConfigResponse.hal
@@ -0,0 +1,41 @@
+/*
+ * 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.config@1.1;
+
+import android.hardware.radio@1.0::RadioResponseInfo;
+import @1.0::IRadioConfigResponse;
+import @1.1::SimSlotStatus;
+
+/**
+ * Interface declaring response functions to solicited radio config requests.
+ */
+interface IRadioConfigResponse extends @1.0::IRadioConfigResponse {
+
+    /**
+     * @param info Response info struct containing response type, serial no. and error
+     * @param slotStatus Sim slot struct containing all the physical SIM slots info with size
+     *        equal to the number of physical slots on the device
+     *
+     * Valid errors returned:
+     *   RadioError:NONE
+     *   RadioError:RADIO_NOT_AVAILABLE
+     *   RadioError:NO_MEMORY
+     *   RadioError:INTERNAL_ERR
+     *   RadioError:MODEM_ERR
+     */
+    oneway getSimSlotsStatusResponse_1_1(RadioResponseInfo info, vec<SimSlotStatus> slotStatus);
+};
diff --git a/radio/config/1.1/types.hal b/radio/config/1.1/types.hal
new file mode 100644
index 0000000..0c9d11e
--- /dev/null
+++ b/radio/config/1.1/types.hal
@@ -0,0 +1,32 @@
+/*
+ * 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.config@1.1;
+
+import android.hardware.radio@1.0::CardState;
+import @1.0::SimSlotStatus;
+
+struct SimSlotStatus {
+    @1.0::SimSlotStatus base;
+    /**
+     * The EID is the eUICC identifier. The EID shall be stored within the ECASD and can be
+     * retrieved by the Device at any time using the standard GlobalPlatform GET DATA command.
+     *
+     * This data is mandatory and applicable only when cardState is CardState:PRESENT and SIM card
+     * supports eUICC.
+     */
+    string eid;
+};