The State of Georgia, by this article, does concede concurrent jurisdiction to the United States government or its appropriate agency for rights of way and the lands or interest in lands conveyed to the United States government for federal parkway purposes under this article. However, the State of Georgia expressly reserves the taxing power as applied to all persons, property, or operations within the federal parkway rights of way except as applied to the property of and the operations of the United States government and its agencies.