(a) Board.--Except as set forth in subsection (a.1), the powers of each authority shall be exercised by a board composed as follows:
(1) If the authority is incorporated by one municipality, the board shall consist of a number of members, not less than five, as enumerated in the articles of incorporation. The governing body of the municipality shall appoint the members of the board, whose terms of office shall commence on the effective date of their appointment. One member shall serve for one year, one for two years, one for three years, one for four years and one for five years commencing with the first Monday in January next succeeding the date of incorporation or amendment. If there are more than five members of the board, their terms shall be staggered in a similar manner for terms of one to five years from the first Monday in January next succeeding. Thereafter, whenever a vacancy has occurred by reason of the expiration of the term of any member, the governing body shall appoint a member of the board for a term of five years from the date of expiration of the prior term to succeed the member whose term has expired.
(2) If the authority is incorporated by two or more municipalities, the board shall consist of a number of members at least equal to the number of municipalities incorporating the authority, but in no event less than five. When one or more additional municipalities join an existing authority, each of the joining municipalities shall have similar membership on the board as the municipalities then members of the authority and the joining municipalities may determine by appropriate resolutions. The members of the board of a joint authority shall each be appointed by the governing body of the incorporating or joining municipality he represents, and their terms of office shall commence on the effective date of their appointment. One member shall serve for one year, one for two years, one for three years, one for four years and one for five years from the first Monday in January next succeeding the date of incorporation, amendment or joinder, and if there are more than five members of the board, their terms shall be staggered in a similar manner for terms of from one to five years commencing with the first Monday in January next succeeding. Thereafter, whenever a vacancy has occurred by reason of the expiration of the term of any member, the governing body of the municipality which has the power of appointment shall appoint a member of the board for a term of five years from the date of expiration of the prior term.
(a.1) Water authorities and sewer authorities.--If a water or sewer authority incorporated by one municipality provides water or sewer services to residents in at least two counties and has water or sewer projects in more than two counties where the combined population of the served municipalities, excluding the incorporating municipality, is at least five times the population of the incorporating municipality, all of the following apply:
(1) Ninety days after the effective date of this subsection, the governing body in existence on the effective date of this subsection shall be replaced by a governing body comprised of the following:
(i) Three members appointed by the governing body from each county in which the services to residents are provided. A member under this subparagraph must reside in a town, township or borough, which receives services from the authority.
(ii) Three members appointed by the governing body of the incorporating municipality.
(2) A member serving under paragraph (1) shall serve for a term of five years.
(b) Residency.--
(1) Except as provided for in subsection (c), the members of the board, each of whom shall be a taxpayer in, maintain a business in or be a citizen of the municipality by which he is appointed or be a taxpayer in, maintain a business in or be a citizen of a municipality into which one or more of the projects of the authority extends or is to extend or to which one or more projects has been or is to be leased, shall be appointed, their terms fixed and staggered and vacancies filled pursuant to the articles of incorporation or the application of membership under section 5604 (relating to municipalities withdrawing from and joining in joint authorities). Where two or more municipalities are members of the authority, they shall be apportioned pursuant to the articles of incorporation or the application for membership under section 5604. Except for special service districts located in whole or in part in cities of the first class or as provided in paragraph (2), a majority of an authority's board members shall be citizens residing in the incorporating municipality or incorporating municipality or incorporating municipalities of the authority.
(2) Each member of the board of a business improvement district authority that was established by a borough pursuant to the act of May 2, 1945 (P.L.382, No.164), known as the Municipality Authorities Act of 1945, on or before the effective date of this paragraph shall be a taxpayer in, maintain a business in or be a citizen of the borough by which that member is appointed.
(c) Grade crossings.--If the authority is created for the purpose of eliminating grade crossings, the members of the board, the majority of whom shall be citizens of the municipality by which they are appointed or of a municipality into which one or more of the projects of the authority extends or is to extend or to which one or more of the projects has been or is to be leased, shall be appointed, their terms fixed and staggered and vacancies filled pursuant to the articles of incorporation or the application of membership under section 5604. Where two or more municipalities are members of the authority, they shall be apportioned pursuant to the articles of incorporation or the application for membership under section 5604.
(d) Successor.--Members shall hold office until their successors have been appointed and may succeed themselves and, except members of the boards of authorities organized or created by a school district, shall receive such salaries as may be determined by the governing body of the municipality, but no salaries shall be increased or diminished by a governing body during the term for which the member shall have been appointed. Members of the board of any authority organized or created by a school district shall receive no compensation for their services. A member may be removed for cause by the court of common pleas of the county in which the authority is located after having been provided with a copy of the charges against him for at least ten days and after having been provided a full hearing by the court. If a vacancy shall occur by reason of the death, disqualification, resignation or removal of a member, the municipal authorities shall appoint a successor to fill his unexpired term. In joint authorities such vacancies shall be filled by the municipal authorities of the municipality in the representation of which the vacancy occurs. If any municipality withdraws from a joint authority, the term of any member appointed from the municipality shall immediately terminate.
(e) Quorum.--A majority of the members shall constitute a quorum of the board for the purpose of organizing and conducting the business of the authority and for all other purposes, and all action may be taken by vote of a majority of the members present unless the bylaws shall require a larger number. The board shall have full authority to manage the properties and business of the authority and to prescribe, amend and repeal bylaws, rules and regulations governing the manner in which the business of the authority may be conducted and the powers granted to it may be exercised and embodied. The board shall fix and determine the number of officers, agents and employees of the authority and their respective powers, duties and compensation and may appoint to such office or offices any member of the board with such powers, duties and compensation as the board may deem proper. The treasurer of the board of any authority organized or created by a school district shall give bond in such sums as may be fixed by the bylaws, which bond shall be subject to the approval of the board and the premiums for which shall be paid by the authority.
(f) Removal.--Unless excused by the board, a member of a board who fails to attend three consecutive meetings of the board may be removed by the appointing municipality up to 60 days after the date of the third meeting of the board which the member failed to attend.
(g) Definitions.--As used in this section, the following words and phrases shall have the meanings given to them in this subsection unless the context clearly indicates otherwise:
"Water or sewer authority."An authority incorporated by a city of the third class, a borough, a town or a township to provide water or sewer services.
"Water or sewer project."Any pumping station, filtering plant, impoundment facility, dam, spillway or reservoir.