The Illinois State Board of Elections will decide next week whether to reject state Senate President Don Harmon’s appeal of a nearly $10 million fine for campaign contribution violations.

The U.S. Supreme Court heard arguments Wednesday in a case that could decide whether political candidates have the right to challenge Illinois’ vote-by-mail law in court.

The Supreme Court will be hearing arguments about an Illinois law that could allow officials to count mail-in ballots that are received after Election Day.

Majority of Supreme Court signaled that it would allow candidates for federal office to challenge state elections laws without having to prove harm.

Bost’s best arguments as to the injury he suffers from the grace period is that it might diminish his margin of victory (he’s in an R+5 seat) and that he may choose to spend additional money on poll watchers and other staff during that time.

Rep. Mike Bost, a six-term Republican who represents a district in downstate Illinois including most of the metro-east, and two electors filed a lawsuit in May 2022 arguing that the late-ballot rule is superseded by laws enacted by Congress setting the time for federal elections.