Ill. Admin. Code tit. 35, § 905.103 – Certification Requirement for Registration of New Snowmobiles

a) No new snowmobile shall be registered for use in Illinois unless the application for registration includes a certification by the selling dealer that the snowmobile complies with Section 905.101 and the level of sound it emits does not exceed:
1. 1) 78 decibels on the A-scale at 50 feet when measured in accordance with procedures established under 35 Ill. Adm. Code 900.103(e)(1).
2. 2) 73 decibels on the A-scale at 50 feet when measured in accordance with procedures established under 35 Ill. Adm. Code 900.103(e)(2).
b) Certification by the selling dealer that the snowmobile has been certified by the Snowmobile Safety and Certification Committee on or after April 1, 1979 is prima facia proof of compliance with subparagraphs (a)(1) and (a)(2), provided that SSCC sound level requirements for certification remain identical to those contained in subparagraph (a).