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Filing Requirements Antitrust Provisions

Troutman Pepper Locke

DOJ Antitrust Division AAG Slater Announces “Comply With Care” Task Force

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On August 29, 2025, during a speech at Ohio State University Law School, Assistant Attorney General Gail Slater announced the creation of a “Comply With Care” task force within the Antitrust Division of the Department of...more

Lighthouse

2025 HSR Trends: What We've Seen, Where We're Headed

Lighthouse on

From shifting leadership to evolving regulatory priorities, the landscape surrounding Hart-Scott-Rodino (HSR) filings has never been more dynamic. This infographic highlights key patterns from 2016 to 2025 — including filing...more

Morgan Lewis

‘Mini-HSR’ Acts Take Effect in Washington and Colorado, with Similar Legislation Pending in Other States

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Colorado and Washington state recently became the first states to adopt their own smaller versions of the Hart-Scott-Rodino Antitrust Improvements (HSR) Act. These “mini-HSR” state laws require certain parties that submit...more

Dacheng

China’s Landmark Merger Unwind: Unpacking the Wuhan Yongtong/Shandong Huatai Case from a Practitioner’s Perspective

Dacheng on

Since China’s Anti-Monopoly Law (AML) was implemented in 2008, the nation has reviewed over 6,000 concentrations. While most were cleared unconditionally and conditional decisions primarily involved behavioral remedies, an...more

Cozen O'Connor

Washington and Colorado Enact Uniform Premerger Notification Laws: What Businesses Need to Know About The New Era in State AG...

Cozen O'Connor on

As of July 27, Washington State is now the first state to enact a uniform antitrust premerger notification law, and as of August 6, 2025, Colorado will be the second. Both new notification laws are similar, as they are...more

Dinsmore & Shohl LLP

Make Sure to CC the AG: Colorado and Washington Require State-Level Merger Notices

Dinsmore & Shohl LLP on

Colorado and Washington have each enacted statutes modeled after the Uniform Law Commission’s Uniform Antitrust Pre-Merger Notification Act. Soon, both states will require parties to certain mergers and acquisitions (M&A)...more

Fenwick & West LLP

Washington Becomes First State to Enact ‘Mini HSR’ Notification Requirement

Fenwick & West LLP on

As of July 27, 2025, federal Hart-Scott-Rodino (HSR) Act filings will also need to be submitted to the Washington Attorney General (WA OAG) under Washington State’s Antitrust Premerger Notification Act (APNA) if the parties...more

Mayer Brown

New State Notification Requirements for Mergers and Acquisitions

Mayer Brown on

Starting this week, certain mergers and acquisitions will have to be notified not only to federal antitrust authorities, but to some state enforcers, as well....more

Snell & Wilmer

Washington and Colorado Enact Groundbreaking State-Level Merger Notification Requirements, With Other States Likely To Follow

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Washington was the first state to adopt the Uniform Antitrust Pre-Merger Notification Act. Signed into law in April 2025 and effective as of July 27, 2025, the Washington law establishes new premerger filing requirements for...more

Paul Hastings LLP

New Mini-HSR Laws Take Effect This Summer

Paul Hastings LLP on

Starting Sunday, July 27, 2025, any party to an M&A transaction that triggers a federal Hart-Scott-Rodino (HSR) Act filing must also submit a copy to the Washington attorney general if the filing party (1) maintains a...more

BakerHostetler

State-Level Merger Scrutiny Grows: Washington, Colorado Lead Expansion of State Premerger Notification Laws

BakerHostetler on

Earlier this year, Washington state enacted a version of the nascent Uniform Antitrust Pre-Merger Notification Act (the Uniform Act), which is slated to take effect on July 27....more

Miles & Stockbridge P.C.

Washington State Enacts First Uniform Antitrust Premerger Notification Act

On April 4, Washington became the first state to enact the Uniform Antitrust Premerger Notification Act (APNA). Under the APNA, a person making a Hart-Scott-Rodino (HSR) filing on or after July 27, 2025 must provide a copy of...more

White & Case LLP

The transition to mandatory merger control in Australia – key parameters of the new regime

White & Case LLP on

Australia's transition from a voluntary to a mandatory merger regime has formally commenced. Mandatory approval of transactions that meet notification thresholds is required from 1 January 2026. To facilitate the transition,...more

Ballard Spahr LLP

Washington State Merger Notification Requirements Start This Month

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Are you contemplating a merger or acquisition with a connection to Washington State? Effective July 27, 2025, any transaction requiring pre-notification under the federal Hart-Scott-Rodino Antitrust Improvements Act of 1976...more

Baker Botts L.L.P.

Referrals under Article 22 EUMR — Levels of information required to kick off the statutory deadline for referral by an NCA

Baker Botts L.L.P. on

On 2 July 2025, the Court of Justice of the European Union (General Court) clarified that simply "informing" the authorities of a proposed concentration isn’t enough to kick off the 15-working-days time limit under which a...more

Stinson LLP

Colorado Joins the "Baby" HSR Trend

Stinson LLP on

State attorneys general (AGs) have a legal right to challenge anticompetitive mergers, both under the federal Clayton Act and their own state antitrust laws. And in recent years, state AGs have played increasingly larger...more

K&L Gates LLP

Colorado Enacts Uniform Antitrust Pre-Merger Notification Law

K&L Gates LLP on

On 4 June 2025, Colorado became the second state—following the state of Washington—to enact a broad, state-level, industry-agnostic premerger notification regime. Under Colorado’s new law, any party that submits a filing...more

Bass, Berry & Sims PLC

Colorado Enacts "Mini-HSR" Law, Joining Growing State-Level Premerger Filing Trend

On June 4, Colorado became the second state to adopt the Uniform Antitrust Premerger Notification Act (Act) when Governor Jared Polis signed SB25-126 into law. Like Washington’s version of the Act, Colorado’s new law imposes...more

McGuireWoods LLP

Washington, Colorado First States to Enact Uniform Antitrust Pre-Merger Notification Act

McGuireWoods LLP on

Washington and Colorado are the first two states to pass laws requiring certain parties to affirmatively submit their Hart-Scott-Rodino (HSR) filings to their states’ attorneys general. Both states passed laws modeled on the...more

Axinn, Veltrop & Harkrider LLP

State by State, Pre-Merger Notifications Expand

In the wake of the recent major revisions to the federal merger review form, states are also getting into the act, creating broad new transaction notification requirements. Such notification requirements are not completely...more

Akin Gump Strauss Hauer & Feld LLP

The First 100 Days of the New HSR Rules: Assessing the Impact

The new Hart-Scott-Rodino (HSR) requirements went into effect on February 10, 2025, meaning that May 21, 2025 marked their 100th day in effect. Here are just a few of our observations from the first 100 days of the new HSR...more

Vinson & Elkins LLP

First 100 Days of the New HSR Rules

Vinson & Elkins LLP on

One hundred days ago, sweeping revisions to the Hart-Scott-Rodino Act Premerger Notification Form took effect. The revisions have significantly increased the time and effort to prepare HSR filings and have led filing parties...more

King & Spalding

UAE Implements Sweeping Competition Law Reforms with Mandatory Pre-Merger Notifications

King & Spalding on

The United Arab Emirates (UAE) has implemented a significant reform of its competition law framework through Federal Decree-Law No. 36 of 2023, with key implementing provisions brought into effect by Cabinet Ministerial...more

Akerman LLP

Preparing for an HSR Filing in the Ordinary Course of Business

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Earlier this year, the Federal Trade Commission (FTC), with concurrence from the Antitrust Division of the Department of Justice (DOJ), issued a Final Rule implementing substantial changes to the pre-merger notification...more

Cadwalader, Wickersham & Taft LLP

Washington State Adopts First Broad State Antitrust Premerger Notification Act and Filing Requirement

Effective July 27, 2025, any person that files a Hart-Scott-Rodino (HSR) Act Notification and Report Form (HSR Form) with the Federal Trade Commission (FTC) and the Department of Justice (DOJ) must also submit an electronic...more

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