diff --git a/json_parser_utils.cpp b/json_parser_utils.cpp
new file mode 100644
index 0000000..be34323
--- /dev/null
+++ b/json_parser_utils.cpp
@@ -0,0 +1,33 @@
+/**
+ * Copyright © 2025 IBM Corporation
+ *
+ * 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.
+ */
+
+#include "json_parser_utils.hpp"
+
+namespace phosphor::power::json_parser_utils
+{
+
+std::vector<uint8_t> parseHexByteArray(const nlohmann::json& element)
+{
+    verifyIsArray(element);
+    std::vector<uint8_t> values;
+    for (auto& valueElement : element)
+    {
+        values.emplace_back(parseHexByte(valueElement));
+    }
+    return values;
+}
+
+} // namespace phosphor::power::json_parser_utils