News & Analysis as of

Causation Department of Justice (DOJ) Enforcement Actions

ArentFox Schiff

Investigations Newsletter: Walgreens to Pay $300 Million to Settle DOJ Claims Over Invalid Opioid Prescriptions

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Walgreens to Pay $300 Million to Settle DOJ Claims Over Invalid Opioid Prescriptions - Walgreens Boots Alliance has agreed to pay more than $300 million to resolve allegations brought by the US Department of Justice (DOJ)...more

Latham & Watkins LLP

First Circuit Reins In Broad Theory of Liability Under AntiKickback Statute by Adopting “But-For Causation” Standard

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The First Circuit joins the Sixth and Eighth Circuits in adopting a more exacting causation standard for False Claims Act liability premised on Anti-Kickback Statute violations. In a victory for False Claims Act (FCA)...more

K&L Gates LLP

First Circuit Adopts But-For Causation Standard for Kickback-Premised False Claims Act Actions

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On 18 February 2025, the First Circuit Court of Appeals issued its decision in United States v. Regeneron Pharmaceuticals, Inc., determining that “but-for” causation is the proper standard for False Claims Act (FCA) actions...more

Harris Beach Murtha PLLC

First Circuit Decision Raises Bar on Anti-Kickback Statute-Premised Liability Under the False Claims Act

The United States Court of Appeals for the First Circuit recently joined the Sixth Circuit (2023) and Eighth Circuit (2022) in holding that the term “resulting from” in the Federal Anti-Kickback Statute (“AKS”) (as amended in...more

Bradley Arant Boult Cummings LLP

First Circuit Joins Other Circuits in Adopting Stricter Causation Standard in FCA Cases Based on Anti-Kickback Statute

On February 18, 2025, the First Circuit joined the Sixth and Eighth Circuits in adopting a “but for” causation standard in cases involving per se liability under the federal Anti-Kickback Statute (AKS) and the False Claims...more

Patterson Belknap Webb & Tyler LLP

The First Circuit Requires But-For Causation in False Claims Act Cases Predicated on Violations of the Anti-Kickback Statute,...

On February 18, 2025, in United States v. Regeneron Pharmaceuticals, the First Circuit held that to establish civil liability under the False Claims Act (“FCA”) premised on violations of the Anti-Kickback Statute (“AKS”), the...more

Lowenstein Sandler LLP

Circuit Split Deepens on Anti-Kickback Statute’s Causation Standard

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Introduction: In its recent decision in United States v. Regeneron Pharmaceuticals, Inc., the United States Court of Appeals for the First Circuit deepened an existing federal circuit court split regarding the causation...more

Davis Wright Tremaine LLP

In Key Ruling, 1st Circuit Adopts "But-For" Causation Standard for FCA Claims Arising From Unlawful Kickbacks

On February 18, 2025, the U.S. Court of Appeals for the 1st Circuit issued a highly anticipated ruling interpreting the relationship between the False Claims Act ("FCA") and the federal Anti-Kickback Statute ("AKS"), holding...more

Alston & Bird

The First Circuit Has Held That the “But-For” Causation Standard Is Appropriate for Anti-Kickback Statute–Based False Claims Act...

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Our Health Care Group discusses a First Circuit case holding that could have a significant impact in establishing “but-for” causation as the majority standard....more

ArentFox Schiff

Investigations Newsletter: First Circuit Joins Sixth and Eighth Circuits in Adopting Heightened, But-For Causation Standard for...

ArentFox Schiff on

First Circuit Joins Sixth and Eighth Circuits in Adopting Heightened, But-For Causation Standard for AKS-Based FCA Claims - On February 18, the US Court of Appeals for the First Circuit became the latest court to agree...more

Mintz - Health Care Viewpoints

First Circuit Adopts “But-For” Causation Standard for False Claims Act Cases Based on Anti-Kickback Statute Violations

In United States v. Regeneron Pharmaceuticals, Inc., the First Circuit joined the emerging majority view that False Claims Act (FCA) claims based on violations of the Anti-Kickback Statute (AKS) require a showing of “but-for”...more

Foley & Lardner LLP

Anti-Kickback Statute Premised False Claims Cases: The “But For” Causation Standard Finds Support from First Circuit

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It’s now 3–1, with the First Circuit (2025) aligning with the Sixth (2023) and Eighth (2022) Circuits finding the meaning of the words “resulting from” — as used in a 2010 amendment to the federal Anti-Kickback Statute (AKS)...more

Foley Hoag LLP

False Claim Act Liability Under Anti-Kickback Statute Requires But-For Causation: First Circuit Narrows Liability in Growing...

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On February 18, 2025, the First Circuit Court of Appeals issued its decision in U.S. v. Regeneron Pharmaceuticals, ruling that the Anti-Kickback Statute (“AKS”) requires the government to prove that an AKS violation was the...more

Bradley Arant Boult Cummings LLP

False Claims Act - 2023 Year in Review

As we do every year, this issue revisits the key cases and other developments from the year gone by. And by most metrics, 2023 was a notable year for the False Claims Act (FCA). We start with the numbers: The Department...more

Pietragallo Gordon Alfano Bosick & Raspanti,...

Eleventh Circuit Confirms That SEC Whistleblower Award Eligibility Is Determined Under An Actual Causation Standard

On August 14, 2023, in a rare whistleblower award opinion, the Eleventh Circuit affirmed the Securities and Exchange Commission’s (SEC) denial of a whistleblower award in Granzoti v. Securities and Exchange Commission, 2023...more

Bradley Arant Boult Cummings LLP

False Claims Act - 2021 Year in Review

The year 2021 marks the 10th anniversary of the Bradley False Claims Act Year in Review. In that decade, much has remained the same in FCA enforcement. To start with the obvious: It continues to result in billions of dollars...more

Bass, Berry & Sims PLC

Courts Grapple with Causation Requirement in FCA Cases Based on Violations of Anti-Kickback Statute

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Congress amended the Anti-Kickback Statute (AKS) in 2010 to confirm that a claim “resulting from” an AKS violation constitutes a false or fraudulent claim for purposes of the FCA. 42 U.S.C. 1320a-7b(g). However, Congress did...more

Bradley Arant Boult Cummings LLP

False Claims Act: 2019 Year in Review

The year 2019 was another active year in False Claims Act (FCA) investigations and litigation. Although the year lacked a singular blockbuster case, there were decisions of particular note. The Supreme Court clarified the...more

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