Md. Code, Health - General § 21-410

(a) Except as otherwise provided in this section, a person shall obtain a permit with a Grade A or a manufactured grade classification from the Secretary before that person may:

(1) Bring, send, or receive a milk product into this State for sale;

(2) Offer a milk product for sale;

(3) Give a milk product away;

(4) Store a milk product; or

(5) Transport a milk product.

(b) A permit is required to:

(1) Be a bobtailer;

(2) Be a bulk milk hauler/sampler;

(3) Be a certified industry dairy farm inspector;

(4) Be a milk processor;

(5) Be a milk processor – farmstead cheese producer;

(6) Be a milk producer;

(7) Operate a distribution station;

(8) Operate a milk transportation company;

(9) Operate a receiving station; or

(10) Operate a transfer station.

(c) A permit is not required for:

(1) A milk producer who is outside the departmental inspection area if the raw milk from that milk producer is processed by a milk processor who holds a permit issued under this subtitle;

(2) A bulk milk hauler/sampler who receives raw milk from outside the departmental inspection area;

(3) A grocery store, restaurant, soda fountain, or similar establishment where milk products are served or sold at retail if:

(i) The establishment complies with all applicable provisions of this subtitle and all applicable rules or regulations adopted under this subtitle; and

(ii) The milk product is received from a permit holder; or

(4) A bulk milk hauler/sampler who is transporting a sealed tanker and not producers’ samples.

(d) The Secretary shall designate all permits with one of the following classifications, as required by rules and regulations:

(1) Grade A milk; or

(2) Manufactured milk.