73 Pa.C.S. § 1921: County associations.

A county association of township officers may be formed in the respective counties, or the township officers of at least two counties may form a joint county or regional association. The association shall hold annual, semiannual or quarterly conferences or educational training at the county seats of the respective counties or some other suitable place within this Commonwealth for the purpose of advancing the interests of the townships in the association and the inhabitants of the townships.