Md. Code, Courts and Judicial Proceedings § 3–2A–10

Except as otherwise provided in §§ 3-2A-08A and 3-2A-09 of this subtitle, the provisions of this subtitle shall be deemed procedural in nature and may not be construed to create, enlarge, or diminish any cause of action not heretofore existing, except the defense of failure to comply with the procedures required under this subtitle.