Md. Code, Criminal Law § 13–2430

(a) A holder of a wholesaler’s license may not sell a tip jar packet to a person who does not have a tip jar license.

(b) Before selling a tip jar packet, a holder of a wholesaler’s license shall:

(1) obtain a gaming sticker from the agency; and

(2) affix the gaming sticker to the tip jar packet in the manner the county commissioners require.