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State Attorneys General Antitrust Provisions State Legislatures

Latham & Watkins LLP

Washington Introduces State-Level Merger Notification Rules

Latham & Watkins LLP on

States’ merger review and enforcement initiatives continue to expand as Washington adopts the nation’s first “mini-HSR” rule. On April 4, 2025, the State of Washington passed the Antitrust Premerger Notification Act...more

Stinson LLP

Washington State First to Adopt "Baby HSR" Act

Stinson LLP on

Legislatures in several states have recently introduced bills that would require certain parties who submit Hart-Scott-Rodino (HSR) premerger filings to the federal government to provide that same information to the state. On...more

Wilson Sonsini Goodrich & Rosati

States Expand Premerger Filings Family by Adopting “Baby-HSR” Laws to Review More Transactions

In a growing trend, states are requiring more premerger filings by enacting “baby-HSR” laws modeled after the federal Hart-Scott-Rodino (HSR) Act. These state-level statutes require parties to certain mergers and acquisitions...more

Goodwin

States Continue to Pursue and Expand Healthcare Market Oversight at an Unprecedented Pace, with Significant Implications for...

Goodwin on

In recent years, states have shown an increased interest in regulating healthcare markets. The trend has accelerated further since the start of 2025, with a flurry of proposals in at least 12 states. ...more

McGuireWoods LLP

Washington State Proposed Bills May Impact Healthcare Transactions and Investments

McGuireWoods LLP on

The Washington State Legislature proposed bills that would not only amend existing state laws related to healthcare transaction notices to require state approval of transactions but would also strengthen corporate practice...more

Allen Matkins

Bill Would Require Filing Of HSR Notifications With California's Attorney General

Allen Matkins on

In September, the Uniform Law Commission adopted the Uniform Antitrust Pre-Merger Notification Act.  The ULC does not, of course, actually enact any laws, it merely drafts and promotes laws that it would like to see made...more

Proskauer - Minding Your Business

Idaho Says Pandemic Margin Boosts Are Lawful When Prices Fall

State legislatures are still continuing to enact new changes to their states’ price gouging statutes. Some are expanding the scope of their laws, while others are tailoring the law or emergency orders in response to new...more

WilmerHale

Developments in Antitrust Law: Keep an Eye on New York

WilmerHale on

Although much attention recently has been focused upon debates in Congress, potential legislative changes to U.S. antitrust law are not limited to proposals at the federal level. Many states are considering changes to their...more

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