diff --git a/apps/pce/app/src/main/java/org/onosproject/pce/pceservice/PcepAnnotationKeys.java b/apps/pce/app/src/main/java/org/onosproject/pce/pceservice/PcepAnnotationKeys.java
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+++ b/apps/pce/app/src/main/java/org/onosproject/pce/pceservice/PcepAnnotationKeys.java
@@ -0,0 +1,70 @@
+/*
+ * Copyright 2016-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.pce.pceservice;
+
+/**
+ * Collection of keys for annotation for PCEP tunnels.
+ */
+public final class PcepAnnotationKeys {
+
+    /**
+     *  Prohibits instantiation.
+     */
+    private PcepAnnotationKeys() {
+    }
+
+    /**
+     * Annotation key for bandwidth.
+     * The value for this key is interpreted as Mbps.
+     */
+    public static final String BANDWIDTH = "bandwidth";
+
+    /**
+     * Annotation key for the LSP signaling type.
+     */
+    public static final String LSP_SIG_TYPE = "lspSigType";
+
+    /**
+     * Annotation key for the PCC tunnel id.
+     */
+    public static final String PCC_TUNNEL_ID = "PccTunnelId";
+
+    /**
+     * Annotation key for the LSP id assigned per tunnel per session.
+     */
+    public static final String PLSP_ID = "PLspId";
+
+    /**
+     * Annotation key for the LSP id assigned per tunnel.
+     */
+    public static final String LOCAL_LSP_ID = "localLspId";
+
+    /**
+     * Annotation key for the identification of initiated LSP.
+     */
+    public static final String PCE_INIT = "pceInit";
+
+    /**
+     * Annotation key for the cost type.
+     */
+    public static final String COST_TYPE = "costType";
+
+    /**
+     * Annotation key for the Delegation.
+     * Whether LSPs are delegated or not.
+     */
+    public static final String DELEGATE = "delegate";
+}