Rule 1501:47-1-20. Muffler noise regulations

119.03 In accordance with division (I)(2) of section 1547.31 of the Revised Code, the following shall be required when conducting a powercraft noise level test: (A) A sound meter which meets type 1 or type 2 specifications and SAE J 1970 and SAE J 2005 standards shall be used; (B) A sound level calibrator shall be used to calibrate the sound level meter. The sound level calibrator shall meet all SAE J 1970 and SAE J 2005 standards; and (C) A sound level test shall be conducted in accordance with all manufacturer specifications pertaining to the specific sound level meter used. (D) The operator of a powercraft that requests a letter of exemption for the purpose of testing, development, or both shall identify the powercraft concerning which the letter is issued by providing the following information in a letter addressed to the "Chief of the Division of Parks and Watercraft; 2045 Morse Road; Columbus, Ohio 43229." (1) Hull identification number; (2) Make; (3) Model; (4) Other specific identifying characteristics; (5) Purpose for operation; (6) Effective time or date of exemption; and (7) Date(s) for exemption request. (E) Requirements for the training of law enforcement officers who conduct powercraft noise level tests shall include the following: (1) Site selection where noise level is measured; (2) Calibration requirements; and (3) Use of specific sound meter devices. Last updated February 18, 2026 at 7:55 AM Supplemental Information Authorized By: 1546.04 Amplifies: 1547.31 1/14/2031 1/24/2016