Thousands of absentee ballots have already been returned.
Under the proposal, congressional primaries would be delayed until August. Other statewide and legislative races would remain on the current schedule.
Ballots for June 9 primaries will still list congressional candidates, but those portions would be voided if the new map becomes law.
Democrats are now urging voters to cast ballots immediately in hopes that higher early participation makes implementation more difficult.
“These votes on Tuesday matter more than they ever have before,” Sen. Jeffrey Graham said, News From The States reported.
“Everyone needs to use their right to vote,” he noted.
Even Senate Majority Leader Shane Massey has warned that an all-out push to create a fully Republican congressional delegation could produce unintended consequences.
