Md. Code, Health - General § 21–436

(a) In this section, “labeled milk can” means any milk can, cream can, or case that:

(1) Belongs to an owner, dealer, or shipper of milk or cream who ships the milk or cream to any place in this State; and

(2) Has the name or initials of the owner, dealer, or shipper stamped, marked, or fastened on it.

(b) A person may not:

(1) Use, sell, dispose of, buy, or traffic in labeled milk cans, without the consent of the owner, dealer, or shipper;

(2) Willfully change the name or initials of the owner, dealer, or shipper stamped, marked, or fastened on the labeled milk can without the consent of the owner, dealer, or shipper; or

(3) Place in any labeled milk can any substance other than milk or cream, without the consent of the owner, dealer, or shipper.