State AGs sue HUD over new fair housing rule

2 min readSources: National Law Review

16 state AGs filed a lawsuit against HUD's new fair housing rule.

Why it matters: This lawsuit could reshape housing law enforcement, impacting regulatory compliance and litigation strategies in housing law.

  • Lawsuit filed on March 16, 2026, by 16 state AGs.
  • Challenges HUD's September 2025 fair housing policy changes.
  • Alleges violations of APA and Spending Clause, plus HUD rules.
  • Aims to block guidance limiting state housing protections.

On March 16, 2026, 16 state attorneys general, led by California's Rob Bonta and Illinois's Kwame Raoul, filed a lawsuit against the Department of Housing and Urban Development (HUD) in response to its new fair housing guidelines. The suit, lodged in the U.S. District Court for the Northern District of California, addresses policy changes announced by HUD in September 2025.

  • The AGs claim HUD's policy violates the Administrative Procedure Act (APA), which governs how federal agencies issue regulations, and the Spending Clause of the U.S. Constitution, which relates to federal funding requirements.
  • This new guidance risks decertifying state and local fair housing agencies that exceed federal standards, potentially impacting state-level enforcement of housing laws.
  • Critics argue the changes limit enforcement on issues like disparate impact and gender discrimination, weakening civil rights protections.

California AG Rob Bonta contends the guidance jeopardizes state efforts by limiting available legal arguments in housing discrimination claims. Similarly, Washington AG Nick Brown has expressed concerns that these policy changes undermine state housing laws focused on equitable access. Insights into these legal challenges are detailed in the California DOJ press release.

This litigation highlights ongoing tensions between state and federal powers in housing law. The Illinois AG's announcement underscores the crucial balance of federal oversight and state autonomy in maintaining fair housing practices.