Article IX Section 3 Pennsylvania Constitution
Article IX Section 3 Constitution of the Commonwealth of Pennsylvania is about Optional Plans. Article IX is titled Local Government, it has 14 sections.
Optional Plans
Municipalities shall have the right and power to adopt optional forms of government as provided by law. The General Assembly shall provide optional forms of government for all municipalities. An optional form of government shall be presented to the electors by initiative, by the governing body of the municipality, or by the General Assembly. Adoption or repeal of an optional form of government shall be by referendum.
See also: Article IX Section 2 Pennsylvania Constitution