(a) Assembly composition and apportionment shall be consistent with the equal representation standards of the Constitution of the United States.
(b) The assembly of a newly incorporated borough is, after incorporation and until the adoption of an ordinance providing for a change in composition or apportionment, composed of the number of members and apportioned as set out in the incorporation petition approved by the voters. If the borough is already incorporated, the assembly shall be composed and apportioned in a manner that is consistent with the requirements of this section and prescribed by charter or ordinance.
(c) An assembly may not provide for weighted voting.
(d) A member of the assembly may not be elected or appointed by and from the council of a city in the borough.
(e) This section applies to home rule and general law municipalities.