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Illinois
Illinois Law360 provides breaking news and analysis on legal and regulatory issues in Illinois. Coverage includes high-stakes litigation, policy developments, and corporate deals affecting the state.
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Latest News in Illinois
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May 21, 2025
'Tough Luck' Case Law Cited In Refusal To Stop Summons
An Illinois federal judge on Tuesday grudgingly declined to issue an injunction to stop an arbitrator from dragging insurance broker Arthur J. Gallagher & Co. into arbitration stemming from the bankruptcy of Cooks Venture, a startup that specialized in the production and processing of pasture-raised, slow-growth chickens.
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May 21, 2025
AbbVie Gets Victory In Allergan Shareholder Suit Upheld
An Illinois state appellate panel said Wednesday that a trial court properly dismissed a shareholder class action against biopharmaceutical company AbbVie Inc. that accused the drugmaker of issuing unregistered shares to investors after acquiring Irish pharmaceutical company Allergan.
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May 21, 2025
Courts Can't Review Trump's Tariff Emergencies, Gov't Says
Courts can't review President Donald Trump's decision that unusual or extraordinary threats exist under the International Emergency Economic Powers Act, a government attorney told the U.S. Court of International Trade on Wednesday as 12 states seek to block Trump's tariffs under the law.
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May 21, 2025
Offshore Wind Farm Foes Back Trump Permitting Pause
Opponents of a New Jersey offshore wind farm on Wednesday backed the Trump administration's freeze on wind project permitting, telling a Massachusetts federal judge the moratorium is both legal and constitutional.
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May 21, 2025
American Tells United To Butt Out Of O'Hare Gate Dispute
American Airlines has urged an Illinois federal court to not allow rival carrier United to intervene in its lawsuit alleging the city of Chicago breached its contract with the airline by reassigning gate space at O'Hare International Airport, arguing its competitor has no right to wade into a case concerning "a lease to which it is not a party and which grants it no rights or benefits."

Areas of Coverage
- AGENCIES
- Illinois Attorney General’s Office
- Illinois Comptroller’s Office
- Illinois Department of Insurance
- Illinois Department of Transportation
- Illinois Gaming Board
- Illinois Environmental Protection Agency
- Illinois Commerce Commission
- Illinois Department of Financial and Professional Regulation
- ENFORCEMENT
- Investigations and enforcement actions by state and federal prosecutors
- LITIGATION
- Antitrust litigation
- Class actions
- Environmental suits
- Labor and employment issues
- Intellectual property cases
- Product liability and consumer protection disputes
- Securities disputes
- Bankruptcy proceedings
- TRANSACTIONS
- Mergers, acquisitions, and joint ventures involving Illinois companies
- Real estate deals
- PROFILES
- Nominations, appointments, and elections of judges and agency officials in Illinois
- Personnel moves
- Profiles of Illinois judges, litigators, and firms