Md. Code, Environment § 9–2504

(a) This subtitle does not affect the authority of the State or a local jurisdiction to regulate the sale or use of any packaging material.

(b) This subtitle may not be construed to:

(1) Prohibit a local government, a service provider, or any other entity from selling recycled materials or compost to end markets and retaining the revenues from those sales;

(2) Affect the authority of a publicly or privately owned materials recycling facility or composting facility to determine which entities may use the facility;

(3) Limit the ability of local governments, materials recycling facilities, or composting facilities to make decisions on recycling infrastructure purchases, including processing equipment; or

(4) Preclude the separate adoption of a beverage container deposit return program in the State to reduce beverage container pollution and plastic waste.