Pennsylvania Statutes Title 25 P.S. Elections & Electoral Districts § 2209. Time of election of Senators; Senators in office

At the general election in the year one thousand nine hundred and twenty-two, and quadriennially thereafter, Senators shall be chosen to serve for four years in the even-numbered districts. At the general election in the year one thousand nine hundred and twenty-four, and quadriennially thereafter, Senators shall be chosen to serve for four years in the odd-numbered districts.

The Senators now in office shall continue in such office, and shall respectively represent the districts as herein apportioned in which they reside until the expiration of the terms for which they were elected.