Pennsylvania Supreme Court
The Department of State argues the constitution allows the legislature to make voting law changes any time it wants.
Pennsylvania is losing a seat in the U.S. House because of population losses in the 2020 Census.
The move invalidates a lower court ruling that would have pulled the plug on voting by mail.
In a 4-3 decision, the Pennsylvania Supreme Court has chosen a 17-district map.
The election calendar has been on hold as the Supreme Court considers competing proposals.