Md. Code, Land Use § 15-102

(a) (1) The Commission consists of 10 members. (2) Of the 10 members of the Commission: (i) five shall be residents and registered voters of Montgomery County; and (ii) five shall be residents and registered voters of Prince George’s County. (3) (i) Subject to the approval of the County Executive, the County Council shall appoint each commissioner from Montgomery County. (ii) Subject to the approval of the County Council, the County Executive shall appoint each commissioner from Prince George’s County. (b) Each commissioner shall be an individual of ability, experience, and integrity. (c) (1) Of the commissioners from each county, not more than three shall be members of the same political party. (2) A commissioner may not be selected as representing or supporting any special interest. (d) (1) The term of a commissioner is 4 years and begins on June 15. (2) The terms of commissioners are staggered as required by the terms provided for commissioners on October 1, 2012. (3) At the end of a term, a commissioner continues to serve until a successor is appointed and qualifies. (4) A commissioner who is appointed after a term has begun serves only for the rest of the term and until a successor is appointed and qualifies. (5) A commissioner who is appointed to fill a vacancy for an unexpired term shall be a member of the same political party as the commissioner who vacated the office. (6) (i) Except as provided in subparagraph (ii) of this paragraph, a commissioner appointed from Montgomery County may not be appointed for three consecutive full terms. (ii) A commissioner appointed from Montgomery County may be appointed for a maximum of three consecutive full terms as a member of the Commission if the commissioner is designated as chair of the Montgomery County Planning Board during the commissioner’s second term in office.