Rule 62-18.520 describes specific requirements of equipment used in making vehicle sound measurements for new motor vehicles. Rule 62-18.540 describes specific conditions in the operation of vehicle sound noise measurement meters for new motor vehicles. Rule 62-18.550 establishes specific setbacks and conditions for measurement sites for new motor vehicles that are not included in the statute. Rule 62-18.560 defines specific conditions for noise tests for new motor vehicles. Rule 62-18.570 describes how the sound level reading for new motor vehicles shall be obtained. These rules are being repealed because the Department’s authority to regulate new motor vehicles has been superseded by the federal government and they are no longer necessary to meet the statutory mandate.