II 118th CONGRESS 1st Session S. 3092 IN THE SENATE OF THE UNITED STATES October 19, 2023 Mr. Tillis (for himself and Mr. Boozman ) introduced the following bill; which was read twice and referred to the Committee on Commerce, Science, and Transportation A BILL To clarify certain regulations to allow for the installation of pulsating light systems for high-mounted stop lamps, and for other purposes.

1. Short title This Act may be cited as the Collision Avoidance Systems Act of 2023 . 2. Rear-end collision avoidance systems (a) Definitions In this section: (1) Pulsating light system The term pulsating light system means a system for a high-mounted stop lamp in which— (A) when the brake of the vehicle is applied, the lamp pulses rapidly not more than 4 times and for not more than 1.2 seconds, after which the lamp converts to a continuous light as a normal stop lamp until the time the brake is released; and (B) the pulses described in subparagraph (A) may not repeat on a subsequent application of the brake of the vehicle for a lock-out period of at least 5 seconds after the release of the brake described in that subparagraph. (2) Standard 108 The term Standard 108 means Federal Motor Vehicle Safety Standard Number 108, contained in section 571.108 of title 49, Code of Federal Regulations (or a successor regulation). (b) Clarification on pulsating light systems Beginning on the date of enactment of this Act, Standard 108 shall be deemed to allow for the use of pulsating light systems on vehicles covered by Standard 108. (c) Rulemaking Not later than 180 days after the date of enactment of this Act, the Secretary of Transportation shall promulgate such regulations as are necessary to update Standard 108— (1) to include performance-based standards for pulsating light systems; and (2) to allow for the use of pulsating light systems on motor vehicles covered by Standard 108.