As litigation over Pennsylvania’s election continues to intensify, a divided Pennsylvania Supreme Court has agreed to consider whether election boards may reject ballots over potential inconsistencies in a voter’s signature.

The justices on Wednesday voted 4-3 to use the court’s King’s Bench jurisdiction to take up a petition from Pennsylvania Secretary of State Kathy Boockvar, which asked, “Whether the Election Code authorizes or requires county election boards to reject voted absentee or mail-in ballots during pre-canvassing and canvassing based on signature analysis where there are alleged or perceived signature variances?”