Vaughan serves as Chair of the Commerce Committee and member of Health and Calendar & Rules committees, demonstrating direct involvement in legislative process and policy judgment on commerce and health matters. His tenure from the 110th through 113th General Assemblies provides experience with budget literacy and drafting bills. As a real estate developer and engineer, he brings professional background relevant to transportation and economic issues. He maintains constituent relations through service on the Collierville Schools Board of Education and local chamber boards.