Maryland Code, Alcoholic Beverages and Cannabis § 5-108

(b)(1)(i) This paragraph does not apply to a franchisor that annually produces 20,000 or fewer barrels of beer in aggregate, in conjunction with any affiliate.

(ii) Notwithstanding the terms of a beer franchise agreement, a franchisor may not terminate or refuse to continue or renew a beer franchise agreement, or cause a franchisee to resign from a beer franchise agreement, without good cause.