Maryland Code, Education § 9.5-703

(c)(1) The election and certification of the exclusive representative of family child care providers shall be governed by the procedures set forth in Title 3, Subtitle 4 of the State Personnel and Pensions Article.

(2) All elections shall be conducted by the Public Employee Relations Board and subject to the requirements and limitations of Title 22, Subtitle 4 of the State Government Article.

(3) The Public Employee Relations Board may not conduct an election for an exclusive representative if an election or certification of an exclusive representative has taken place within the preceding 2 years.

(4) A provider organization designated as the exclusive representative shall represent all family child care providers in the State fairly and without discrimination, whether or not the family child care providers are members of the provider organization.