A person may not sell or offer for sale any sign, signal, marking, or other device intended to regulate, warn, or guide traffic unless it conforms with the State manual and specifications adopted pursuant to § 25-104 of this subtitle.
Md. Code Ann., Transp. § 25-104.1
Official source: Maryland General Assembly. Reproduced from public-domain Maryland statutes; confirm against the official source for the current text. Not legal advice.