diff --git a/utils/yangutils/src/main/java/org/onosproject/yangutils/parser/impl/listeners/InputListener.java b/utils/yangutils/src/main/java/org/onosproject/yangutils/parser/impl/listeners/InputListener.java
index bb1ba85..78a5153 100644
--- a/utils/yangutils/src/main/java/org/onosproject/yangutils/parser/impl/listeners/InputListener.java
+++ b/utils/yangutils/src/main/java/org/onosproject/yangutils/parser/impl/listeners/InputListener.java
@@ -36,6 +36,8 @@
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerErrorType.MISSING_HOLDER;
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerErrorType.UNHANDLED_PARSED_DATA;
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerValidation.checkStackIsNotEmpty;
+import static org.onosproject.yangutils.parser.impl.parserutils.ListenerValidation.validateCardinalityNonZero;
+import static org.onosproject.yangutils.utils.YangConstructType.DATA_DEF_DATA;
 import static org.onosproject.yangutils.utils.YangConstructType.INPUT_DATA;
 
 /*
@@ -86,6 +88,9 @@
         // Check for stack to be non empty.
         checkStackIsNotEmpty(listener, MISSING_HOLDER, INPUT_DATA, "", ENTRY);
 
+        validateCardinalityNonZero(ctx.dataDefStatement(), DATA_DEF_DATA,
+                INPUT_DATA, "", ctx);
+
         Parsable curData = listener.getParsedDataStack().peek();
         if (curData instanceof YangRpc) {