Mobilizing Against Sanctuary Cities Act (HR3861)
Current understanding
HR3861, the Mobilizing Against Sanctuary Cities Act, was introduced in the 119th Congress and referred to the House Judiciary and Oversight committees. The bill targets state and local jurisdictions with sanctuary policies that limit cooperation with federal immigration enforcement. Specific mechanisms (funding restrictions, penalties, or preemption provisions) and practical impacts on affected jurisdictions and residents are not yet detailed in available records. Status: introduced; awaiting committee action.
Evidence log
- 2025-06-09 — Save SBA from Sanctuary Cities Act of 2025: cross-connection with save-sba-from-sanctuary-cities-act: Part of the broader 119th Congress cluster conditioning federal presence or funding on jurisdictions’ cooperation with immigration enforcement. (novelty: 2)
- 2025-06-12 — District of Columbia Federal Immigration Compliance Act of 2025: cross-connection with dc-federal-immigration-compliance-act-2025: Both target sanctuary-style limits on federal immigration cooperation; this bill applies the anti-sanctuary framework specifically to the District of Columbia. (novelty: 2)
- 2026-04-28 — 287(g) Expansion Act: cross-connection with 287g-expansion-act: Both expand state/local involvement in federal immigration enforcement, though 287(g) expansion is affirmative empowerment while sanctuary-city bills target non-cooperating jurisdictions. (novelty: 2)
- 2026-04-16 — Sanctuary City Elimination Act: cross-connection with sanctuary-city-elimination-act: House-side companion in the same 2025–2026 cluster of sanctuary-city restriction bills. (novelty: 2)
- 2026-02-10 — End Sanctuary Cities Act of 2026: cross-connection with end-sanctuary-cities-act-2026: Both are 119th Congress vehicles targeting sanctuary jurisdictions; S3805 is the Senate-side counterpart pressure to HR3861’s House approach. (novelty: 2)
- 2025-01-22 — Justice for Victims of Sanctuary Cities Act of 2025: Parallel 119th Congress vehicle noted: S185 (Justice for Victims of Sanctuary Cities Act of 2025) takes a civil-liability approach — private suits by felony victims against non-cooperating jurisdictions plus liability shield for compliant ones — complementing HR3861’s federal-pressure model. (novelty: 2)
- 2009-03-16 — Scott Gardner Act: cross-connection with scott-gardner-act: Both condition or restrict federal support for state/local jurisdictions based on cooperation with federal immigration enforcement and information sharing. (novelty: 2)
- 2025-03-06 — Sanctuary City Accountability Act: Companion/parallel proposal noted: HR1928 (Sanctuary City Accountability Act) referred to House Judiciary in the 119th Congress, indicating multiple concurrent legislative vehicles targeting sanctuary jurisdictions. (novelty: 2)
- 2025-06-10 — Mobilizing Against Sanctuary Cities Act: cross-connection with no-student-visas-sanctuary-cities-act: Both are 119th Congress bills targeting sanctuary jurisdictions, one through general federal pressure and the other by conditioning student visa issuance. (novelty: 2)