The purpose of this chapter is to implement the requirements of the Maryland Clean Trucks Act of 2023 by establishing regulations implementing California’s Advanced Clean Truck regulation.

Authority: Environment Article, §§1-404, 2-102, 2-103, 2-301, 2-1102, 2-1103, and 2-1103.1, Annotated Code of Maryland

Effective date: December 25, 2023 (50:25 Md. R. 1090)

Regulation .02B amended effective December 22, 2025 (52:25 Md. R. 1269)

Regulation .04A amended effective December 23, 2024 (51.25 Md. R. 1142)