diff --git a/utils/yangutils/src/main/java/org/onosproject/yangutils/utils/builtindatatype/YangUint64.java b/utils/yangutils/src/main/java/org/onosproject/yangutils/utils/builtindatatype/YangUint64.java
new file mode 100644
index 0000000..70001ae
--- /dev/null
+++ b/utils/yangutils/src/main/java/org/onosproject/yangutils/utils/builtindatatype/YangUint64.java
@@ -0,0 +1,105 @@
+/*
+ * Copyright 2016 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.yangutils.utils.builtindatatype;
+
+import java.math.BigInteger;
+import java.util.regex.Pattern;
+import org.onosproject.yangutils.datamodel.YangDataTypes;
+
+/**
+ * Handles the YANG's Uint16 data type processing.
+ *
+ * Uint64 represents integer values between 0 and 18446744073709551615, inclusively.
+ */
+public class YangUint64 implements YangBuiltInDataTypeInfo<YangUint64> {
+
+    /**
+     * YANG's min keyword.
+     */
+    private static final String MIN_KEYWORD = "min";
+
+    /**
+     * YANG's max keyword.
+     */
+    private static final String MAX_KEYWORD = "max";
+
+    /**
+     * YANG's Integer value pattern.
+     */
+    private static final Pattern NON_NEGATIVE_INTEGER_PATTERN = Pattern.compile("[0-9]+");
+
+    /**
+     * Valid minimum value of YANG's Uint64.
+     */
+    public static final BigInteger MIN_VALUE = BigInteger.valueOf(0);
+
+    /**
+     * Valid maximum value of YANG's Uint64.
+     */
+    public static final BigInteger MAX_VALUE = new BigInteger("18446744073709551615");
+
+    /**
+     * Value of the object.
+     */
+    private BigInteger value;
+
+    /**
+     * Creates an object with the value initialized with value represented in
+     * string.
+     *
+     * @param valueInString value of the object in string
+     */
+    YangUint64(String valueInString) {
+
+        if (valueInString.matches(MIN_KEYWORD)) {
+            value = MIN_VALUE;
+        } else if (valueInString.matches(MAX_KEYWORD)) {
+            value = MAX_VALUE;
+        } else if (NON_NEGATIVE_INTEGER_PATTERN.matcher(valueInString).matches()) {
+            value = new BigInteger(valueInString);
+        } else {
+            throw new DataTypeException("YANG file error : " + valueInString + " is not valid.");
+        }
+
+        if (value.compareTo(MIN_VALUE) < 0) {
+            throw new DataTypeException("YANG file error : " + valueInString + " is lesser than minimum value "
+                    + MIN_VALUE + ".");
+        } else if (value.compareTo(MAX_VALUE) > 0) {
+            throw new DataTypeException("YANG file error : " + valueInString + " is greater than maximum value "
+                    + MAX_VALUE + ".");
+        }
+    }
+
+    /**
+     * Returns YANG's uint64 value.
+     *
+     * @return value of YANG's uint64
+     */
+    public BigInteger getValue() {
+        return value;
+    }
+
+    @Override
+    public int compareTo(YangUint64 another) {
+        return value.compareTo(another.value);
+    }
+
+    @Override
+    public YangDataTypes getYangType() {
+        return YangDataTypes.UINT64;
+    }
+
+}