diff --git a/asterix-algebra/src/main/java/edu/uci/ics/asterix/optimizer/rules/IntroduceStaticTypeCastRule.java b/asterix-algebra/src/main/java/edu/uci/ics/asterix/optimizer/rules/IntroduceStaticTypeCastRule.java
index 198e6af..afb01ef 100644
--- a/asterix-algebra/src/main/java/edu/uci/ics/asterix/optimizer/rules/IntroduceStaticTypeCastRule.java
+++ b/asterix-algebra/src/main/java/edu/uci/ics/asterix/optimizer/rules/IntroduceStaticTypeCastRule.java
@@ -27,6 +27,7 @@
 import edu.uci.ics.hyracks.algebricks.core.algebra.base.LogicalExpressionTag;
 import edu.uci.ics.hyracks.algebricks.core.algebra.base.LogicalOperatorTag;
 import edu.uci.ics.hyracks.algebricks.core.algebra.base.LogicalVariable;
+import edu.uci.ics.hyracks.algebricks.core.algebra.expressions.AbstractFunctionCallExpression;
 import edu.uci.ics.hyracks.algebricks.core.algebra.expressions.ConstantExpression;
 import edu.uci.ics.hyracks.algebricks.core.algebra.expressions.IVariableTypeEnvironment;
 import edu.uci.ics.hyracks.algebricks.core.algebra.expressions.ScalarFunctionCallExpression;
@@ -163,9 +164,6 @@
     }
 
     private void staticRecordTypeCast(ScalarFunctionCallExpression func, ARecordType reqType, ARecordType inputType) {
-        if (reqType.equals(inputType))
-            return;
-
         IAType[] reqFieldTypes = reqType.getFieldTypes();
         String[] reqFieldNames = reqType.getFieldNames();
         IAType[] inputFieldTypes = inputType.getFieldTypes();
@@ -321,8 +319,8 @@
                     if (inputFieldTypes[i].getTypeTag() == ATypeTag.UNORDEREDLIST) {
                         reqFieldType = DefaultOpenFieldType.NESTED_OPEN_AUNORDERED_LIST_TYPE;
                     }
-                    if (!reqFieldType.equals(inputFieldTypes[i])) {
-                        ScalarFunctionCallExpression argFunc = (ScalarFunctionCallExpression) fExprRef.getValue();
+                    if (TypeComputerUtilities.getRequiredType((AbstractFunctionCallExpression)argExpr) == null) {
+                        ScalarFunctionCallExpression argFunc = (ScalarFunctionCallExpression) argExpr;
                         rewriteFuncExpr(argFunc, reqFieldType, inputFieldTypes[i]);
                     }
                 }
diff --git a/asterix-app/src/test/resources/runtimets/queries/open-closed/heterog-list-ordered01.aql b/asterix-app/src/test/resources/runtimets/queries/open-closed/heterog-list-ordered01.aql
new file mode 100644
index 0000000..27935e0
--- /dev/null
+++ b/asterix-app/src/test/resources/runtimets/queries/open-closed/heterog-list-ordered01.aql
@@ -0,0 +1,39 @@
+/*
+ * Test case Name : heterog-list01.aql
+ * Description    : To test insertion of an array of objects into internal dataset. 
+ *                : Heterogenous list construction.
+ * Success        : Yes
+ * Date           : 14th April 2012
+ */
+
+drop dataverse test if exists;
+create dataverse test;
+use dataverse test;
+
+create type BatterType as {
+id:int32,
+descrpt:string
+}
+
+create type TestType as closed {
+id:int32,
+description:string,
+name:string,
+batters:[[BatterType]]
+}
+
+create dataset T1(TestType) partitioned by key id;
+
+insert into dataset T1({
+"id":1234,
+"description":"donut",
+"name":"Cake",
+"batters":[[ {"id":345,"descrpt":"Regular"},{"id":445,"descrpt":"Chocolate"} ]] }
+);
+
+write output to nc1:"rttest/open-closed_heterog-list-ordered01.adm";
+
+for $d in dataset("T1") 
+order by $d.id
+return $d
+
diff --git a/asterix-app/src/test/resources/runtimets/results/open-closed/heterog-list-ordered01.adm b/asterix-app/src/test/resources/runtimets/results/open-closed/heterog-list-ordered01.adm
new file mode 100644
index 0000000..f6d3242
--- /dev/null
+++ b/asterix-app/src/test/resources/runtimets/results/open-closed/heterog-list-ordered01.adm
@@ -0,0 +1 @@
+{ "id": 1234, "description": "donut", "name": "Cake", "batters": [ [ { "id": 0, "descrpt": "" }, { "id": 0, "descrpt": "" } ] ] }