diff --git a/retail/interactive-tutorials/src/main/java/product/SetInventory.java b/retail/interactive-tutorials/src/main/java/product/SetInventory.java
index 5a5f1441037..416d2946a7b 100644
--- a/retail/interactive-tutorials/src/main/java/product/SetInventory.java
+++ b/retail/interactive-tutorials/src/main/java/product/SetInventory.java
@@ -16,6 +16,11 @@
 
 package product;
 
+/*
+ * Region Tag: retail_set_inventory
+ */
+// [START retail_set_inventory]
+
 import static setup.SetupCleanup.createProduct;
 import static setup.SetupCleanup.deleteProduct;
 import static setup.SetupCleanup.getProduct;
@@ -93,6 +98,11 @@ public static void setInventory(String productName) throws IOException, Interrup
             .build();
     System.out.printf("Set inventory request: %s%n", setInventoryRequest);
 
+    /*
+     * Region Tag: retail_set_inventory
+     */
+    // [END retail_set_inventory]
+
     // To send an out-of-order request assign the invalid SetTime here:
     // Instant instant = LocalDateTime.now().minusDays(1).toInstant(ZoneOffset.UTC);
     // Timestamp previousDay = Timestamp.newBuilder()