Graham Platner Can Still Be Replaced by Democrats After Primary-Here's How

Democratic Senate candidate Graham Platner is expected to win Tuesday’s Maine primary-but that may not guarantee he stays on the ballot in November. A little-known provision in state law gives Democrats a narrow window to replace their nominee if he withdraws after the vote.

That provision has drawn fresh attention as Platner's campaign faces scrutiny, even while he remains the clear front-runner. Governor Janet Mills, who suspended her campaign earlier this year but did not formally withdraw, remains on the ballot-and could also be considered as a replacement nominee if Platner were to step aside. If he secures the nomination, the focus could quickly shift from whether he wins the primary to whether he ultimately remains Democrats' candidate in one of the most closely watched Senate races of 2026.

Newsweek reached out to Platner for comment on Monday.

Why Democrats Could Still Replace Platner

The Maine Senate race is seen as one of Democrats' best chances to flip a Republican-held seat, with control of the chamber potentially at stake. Platner's candidacy initially energized the party, but a series of personal controversies-including reports about sexually explicit text messages sent to various women during his marriage and criticism tied to a tattoo linked to Nazi imagery-have raised concerns among some Democrats about his general-election prospects.

Those concerns come as the race against Republican Senator Susan Collins remains highly competitive. A recent poll conducted for a Collins-aligned political action committee found the candidates tied at 46 percent and showed Platner's unfavorable ratings rising sharply in recent months.

That dynamic has shifted attention toward what options the party would have if doubts about Platner's viability grow after the primary. While there is no indication Democrats are actively trying to replace him, the legal pathway has drawn increased attention as questions about his candidacy persist, though Platner has given no indication that he intends to exit the race.

Maine Law on Replacing a Nominee

Maine election law provides a clear-though tightly constrained-mechanism for replacing a general-election nominee after the primary. Under Title 21-A, §374-A, a political party may name a new candidate if its nominee withdraws by 5 p.m. on the second Monday in July, which falls on July 13 in 2026.

If that happens, the party then has until 5 p.m. on the fourth Monday in July-July 27-to select a replacement nominee. The process is handled internally by the party, which must move quickly to settle on a new candidate and transition into the general election.

That means Democrats could effectively reset their Senate campaign in midsummer-but only if their nominee voluntarily withdraws within the legal deadline. In practice, the law gives the party roughly two weeks to choose a replacement and regroup ahead of the fall campaign.

Outside that window, the law allows replacements only in limited circumstances, such as death or a catastrophic illness that permanently incapacitates the candidate. In other words, if a nominee remains in the race past mid-July, the party's ability to make a change becomes far more restricted.

For that reason, the timeline built into Maine law creates a clear pressure point in the weeks immediately after voters cast their ballots: Any decision about replacing a candidate would likely need to happen quickly-if at all.

Key Dates After Maine Primary

The immediate focus is Tuesday’s Democratic primary, where Platner is widely expected to win despite the controversies surrounding his campaign.

If that happens, the next critical date is July 13, the deadline for a nominee to withdraw and still allow the party to select a replacement under Maine law. From there, Democrats would have until July 27 to finalize a new candidate.

Those deadlines mean the weeks following the primary could prove decisive-not only for Platner's candidacy, but for a Senate race both parties view as pivotal heading into November.

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This story was originally published June 8, 2026 at 3:52 PM.