MI HB4609

Prohibits advertising marihuana, marihuana-infused products, marihuana accessories, and marihuana establishments on billboards and digital billboards located in Michigan.

Adds definitions of "billboard" and "digital billboard" by reference to the highway advertising act of 1972.

Restructures and renumbers definitions in Section 3 to accommodate new billboard-related terms while maintaining existing definitional content.

Modifies Section 8(1)(i) to make advertising and marketing restrictions subject to the new billboard prohibition in Section 11(7).

Clarifies marihuana establishment prohibitions and requirements in Section 11, including restrictions on visibility from public places, age restrictions for employees, and requirements for secure storage and access controls.