diff --git a/apps/mappingmanagement/api/src/main/java/org/onosproject/mapping/addresses/ExtensionMappingAddressCodec.java b/apps/mappingmanagement/api/src/main/java/org/onosproject/mapping/addresses/ExtensionMappingAddressCodec.java
new file mode 100644
index 0000000..342a945
--- /dev/null
+++ b/apps/mappingmanagement/api/src/main/java/org/onosproject/mapping/addresses/ExtensionMappingAddressCodec.java
@@ -0,0 +1,49 @@
+/*
+ * Copyright 2017-present Open Networking Laboratory
+ *
+ * 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 org.onosproject.mapping.addresses;
+
+import com.fasterxml.jackson.databind.node.ObjectNode;
+import org.onosproject.codec.CodecContext;
+import org.onosproject.net.driver.HandlerBehaviour;
+
+/**
+ * Interface for encode and decode extension mapping address.
+ */
+public interface ExtensionMappingAddressCodec extends HandlerBehaviour {
+
+    /**
+     * Encodes an extension mapping address to an JSON object.
+     *
+     * @param extensionMappingAddress extension mapping address
+     * @param context                 encoding context
+     * @return JSON object
+     */
+    default ObjectNode encode(ExtensionMappingAddress extensionMappingAddress,
+                              CodecContext context) {
+        return null;
+    }
+
+    /**
+     * Decodes a JSON object to an extension mapping address.
+     *
+     * @param objectNode JSON object
+     * @param context    decoding context
+     * @return extension mapping address
+     */
+    default ExtensionMappingAddress decode(ObjectNode objectNode, CodecContext context) {
+        return null;
+    }
+}