| | + | Pennsylvania requires an excuse to vote absentee.<ref name="pennsylvania-absentee">http://www.votespa.com/portal/server.pt?open=514&objID=1174088&parentname=ObjMgr&parentid=7&mode=2</ref> Additionally, Pennsylvania's voter ID law requires absentee voters to include a copy of their voter ID, a Pennsylvania driver's license number, or the last four digits of their Social Security Number.<ref name="pennsylvania-absentee" /> |