A seller may not require as a condition of sale of any merchandise that the purchaser of the merchandise enter into a contract for the service of that merchandise.
Md. Code Ann., Com. Law § 13-311
Known as the Maryland Consumer Protection Act
The act spans §§ 13–13 (50 sections).
Official source: Maryland General Assembly. Reproduced from public-domain Maryland statutes; confirm against the official source for the current text. Not legal advice.