Md. Code Ann., Real Prop. § 11B-103
Except as expressly provided in this title, the provisions of this title may not be varied by agreement, and rights conferred by this title may not be waived. A declarant or vendor may not act under a power of attorney or use any other device to evade the requirements, limitations, or prohibitions of this title.
Added by Acts 1987, c. 321, § 1, eff. July 1, 1987. Amended by Acts 1988, c. 82, § 1, eff. April 12, 1988.