Maryland Code, Agriculture § 4-213

(1) Poultry products broker, renderer, or animal food manufacturer;

(2) Wholesaler of any poultry carcass or any part or product of it;

(3) Public warehouseman storing any poultry carcass or any part or product of it in or for intrastate commerce; or

(4) Buyer, seller, or transporter of dead, dying, disabled, or diseased poultry, or parts of any carcass of poultry, that died otherwise than by slaughter.