Attorney Filed Lawsuit to Disqualify Chicago Mayoral Candidates
A new legal challenge seeks to bar candidates from seeking mayor while holding other elected offices.
Updated on Sept. 22, 2026 in Elections

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Attorney William J. Quinlan has filed a lawsuit in Cook County Circuit Court to disqualify four mayoral candidates who currently hold other elected offices. The filing argues that state law prohibits candidates from simultaneously seeking the mayoralty while pursuing re-election to their current positions.
Why it matters
The outcome of this lawsuit could significantly alter the field of candidates before the November election by forcing those holding office to choose between their current seat and the mayoralty. Quinlan contends that the election calendar makes filing for two incompatible offices simultaneously illegal.
The lawsuit targets Alexi Giannoulias, Mike Quigley, Maria Pappas, and George Cardenas. Alexi Giannoulias currently holds a campaign fund of $22 million, while state law requires mayoral nominating petitions to be filed by October 26.
The players
William J. Quinlan
He is an attorney who previously served as the election lawyer for Barack Obama during the 2012 campaign.
Alexi Giannoulias
He is a candidate for mayor who currently maintains a campaign fund totaling $22 million.
Mike Quigley
He is one of the four candidates targeted by the lawsuit for simultaneously seeking mayor while holding another office.
Maria Pappas
She is named in the lawsuit as a target, though she has not yet formally announced her candidacy for mayor.
George Cardenas
He is an official named in the litigation who is seeking re-election to his current office while also running for mayor.
The details
The suit asks the court to enforce disqualification for candidates who attempt to file petitions for two incompatible offices at the same time. Quinlan, who previously served as an election attorney for Barack Obama in 2012, expects the ruling to remove four individuals from the race and potentially shift outcomes for the offices they currently hold.
Timeline
September 22, 2026: The lawsuit was filed in Cook County Circuit Court.
October 26, 2026: This is the deadline for filing mayoral nominating petitions.
November 3, 2026: This is the date of the general election.
Political Context
The opposition may argue that the filing calendar is a procedural technicality rather than a substantive barrier to voter choice. Critics of the suit suggest that removing candidates through litigation disenfranchises the electorate, asserting that voters should decide candidate eligibility at the ballot box rather than through judicial intervention.
Residents may see the mayoral race field shrink significantly if the court sides with the petitioner. This ruling could force voters to reconsider their preferred candidates if the individuals currently in the race are disqualified from the ballot.
The takeaway
Voters should monitor the upcoming court ruling as it will directly determine which candidates remain on the ballot for the November 3 election. This case highlights how administrative filing requirements can significantly reshape local political contests.
Further reading
For more information on upcoming races and candidate requirements, visit the Elections section.
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