diff --git a/heron/api/src/java/com/twitter/heron/api/Config.java b/heron/api/src/java/com/twitter/heron/api/Config.java
index 412c1c6..58c47db 100644
--- a/heron/api/src/java/com/twitter/heron/api/Config.java
+++ b/heron/api/src/java/com/twitter/heron/api/Config.java
@@ -147,6 +147,32 @@
    */
   public static final String TOPOLOGY_COMPONENT_RAMMAP = "topology.component.rammap";
   /**
+   * Is this topology stateful? The format of this flag is boolean
+   */
+  public static final String TOPOLOGY_STATEFUL = "topology.stateful";
+  /**
+   * What's the checkpoint interval for stateful topologies in seconds
+   */
+  public static final String TOPOLOGY_STATEFUL_CHECKPOINT_INTERVAL =
+                             "topology.stateful.checkpoint.interval";
+  /**
+   * What's the provider for state? i.e. one where state is stored
+   */
+  public static final String TOPOLOGY_STATEFUL_PROVIDER_TYPE =
+                             "topology.stateful.provider.type";
+  /**
+   * What's the config for state provider?
+   */
+  public static final String TOPOLOGY_STATEFUL_PROVIDER_CONFIG =
+                             "topology.stateful.provider.config";
+
+  /**
+   * Boolean flag that says that the stateful topology should start from
+   * clean state, i.e. ignore any checkpoint state
+   */
+  public static final String TOPOLOGY_STATEFUL_START_CLEAN =
+                             "topology.stateful.start.clean";
+  /**
    * Name of the topology. This config is automatically set by Heron when the topology is submitted.
    */
   public static final String TOPOLOGY_NAME = "topology.name";
@@ -209,6 +235,11 @@
     apiVars.add(TOPOLOGY_CONTAINER_MAX_RAM_HINT);
     apiVars.add(TOPOLOGY_CONTAINER_PADDING_PERCENTAGE);
     apiVars.add(TOPOLOGY_COMPONENT_RAMMAP);
+    apiVars.add(TOPOLOGY_STATEFUL_START_CLEAN);
+    apiVars.add(TOPOLOGY_STATEFUL_CHECKPOINT_INTERVAL);
+    apiVars.add(TOPOLOGY_STATEFUL_PROVIDER_TYPE);
+    apiVars.add(TOPOLOGY_STATEFUL_PROVIDER_CONFIG);
+    apiVars.add(TOPOLOGY_STATEFUL);
     apiVars.add(TOPOLOGY_NAME);
     apiVars.add(TOPOLOGY_TEAM_NAME);
     apiVars.add(TOPOLOGY_TEAM_EMAIL);