H.R. 4078 (119th)Bill Overview

Stop Unlawful Detention and End Mistreatment Act of 2025

Immigration|Immigration
Cosponsors
Support
Democratic
Introduced
Jun 23, 2025
Discussions
Bill Text
Current stageCommittee

Referred to the Committee on the Judiciary, and in addition to the Committee on Homeland Security, for a period to be subsequently determined by the Speaker, in each case for cons…

Introduced
Committee
Floor
President
Law
Congressional Activities
01 · The brief
Plain-English summaryWhat this bill actually does

The Stop Unlawful Detention and End Mistreatment Act of 2025 would require the Secretary of Homeland Security to create and maintain a publicly available online database with information about individuals detained by U.S. Immigration and Customs Enforcement (ICE) and aggregate information about the detained population. For each individual in ICE custody the database must report detention authority, duration, location (with limited exceptions), transfers, and whether the person is subject to a removal order; population-level demographic, disciplinary, and deportation information is also required.

Why people may split

Transparency vs. operational/security concerns: liberals emphasize accountability; conservatives worry public disclosure could impede operations or security.

Watch point

Relative to its intended legislative type, this bill provides a detailed specification of what a publicly available ICE detention database should contain and how often it should be updated, and it preserves operation of two DHS oversight offices subject to appropriations.

The Stop Unlawful Detention and End Mistreatment Act of 2025 would require the Secretary of Homeland Security to create and maintain a publicly available online database with information about individuals detained by U.S. Immigration and Customs Enforcement (ICE) and aggregate information about the detained population.

For each individual in ICE custody the database must report detention authority, duration, location (with limited exceptions), transfers, and whether the person is subject to a removal order; population-level demographic, disciplinary, and deportation information is also required.

The bill requires detailed disclosures for any “non-traditional” detention locations (defined to include Department of Defense property, Indian lands, and lands outside the external boundary of the continental United States), including justification, beds used, standards of care, timelines, costs, and agreements.

Passage45/100

On content alone, the bill is a targeted transparency/oversight measure with low direct fiscal cost and concrete deliverables, which improves its chances compared with broad immigration overhauls. However, the underlying subject (immigration detention), potential national security or operational confidentiality concerns, required interagency coordination (including DoD and tribal lands), and lack of implemented compromise mechanisms make it only moderately likely to become law without substantial amendment or negotiation.

CredibilityPartially aligned

Relative to its intended legislative type, this bill provides a detailed specification of what a publicly available ICE detention database should contain and how often it should be updated, and it preserves operation of two DHS oversight offices subject to appropriations. It is explicit about many data fields and includes limited privacy exceptions.

Contention65/100

Transparency vs. operational/security concerns: liberals emphasize accountability; conservatives worry public disclosure could impede operations or security.

02 · What it does

Who stands to gain, and who may push back.

Likely benefits vs burdens50% / 50%
Likely helpedLikely burdened

These are examples from the analysis, not a ranked list of the most-affected groups.

Likely helped
  • Potential benefitIncreases transparency and public accountability of ICE detention practices by centralizing non-PII operational data, w…
  • Potential benefitStrengthens institutional oversight by preserving and potentially stabilizing the operations of the Immigration Detenti…
  • Potential benefitProvides policymakers and budget planners with standardized, timely data on detention populations, facility use (includ…
Likely burdened
  • Potential burdenImposes ongoing administrative and IT costs on DHS/ICE to collect, validate, anonymize, update daily, archive, and publ…
  • Potential burdenMay create operational and legal frictions with third parties (Department of Defense, tribal authorities, foreign juris…
  • Potential burdenDespite prohibiting personally identifiable information, public aggregation of location, transfer, and demographic data…
03 · Why people split

Why the argument around this bill splits.

Transparency vs. operational/security concerns: liberals emphasize accountability; conservatives worry public disclosure could impede operations or security.
Progressive90%

A mainstream liberal would likely view this bill positively as a strong transparency and accountability measure that can expose unlawful detention, mistreatment, and opaque use of unconventional detention sites.

They would emphasize the value of daily public data for advocates, oversight bodies, journalists, and families seeking information about detainees.

The protections against publishing personally identifiable information and limited location exceptions for minors are likely to be seen as reasonable safeguards.

Leans supportive
Centrist70%

A centrist/moderate would generally regard the bill as a reasonable transparency and oversight initiative but would focus on implementation details, costs, and potential impacts on operations and security.

They would likely approve of preserving the Ombudsman and CRCL offices as useful checks on detention conditions, but would want to know the fiscal and operational tradeoffs.

Centrists would be attentive to definitions (e.g., ‘non-traditional’ locations), coordination with DoD and tribal authorities, and whether data publication could meaningfully improve outcomes versus imposing burdens.

Leans supportive
Conservative25%

A mainstream conservative would likely view the bill with skepticism, worrying that daily public reporting about detention locations and transfers could hamper law enforcement, operational flexibility, and national security.

They would emphasize the potential for the database to reveal sensitive information about detention facilities — even if personally identifiable information is excluded — and to create administrative burdens on DHS and ICE.

Conservatives might also question the need to bar the Secretary from reducing the Ombudsman or CRCL operations (subject to appropriations), viewing it as an unnecessary constraint on executive management.

Likely resistant
04 · Can it pass?

The path through Congress.

Introduced

Reached or meaningfully advanced

Committee

Reached or meaningfully advanced

Floor

Still ahead

President

Still ahead

Law

Still ahead

Passage likelihood45/100

On content alone, the bill is a targeted transparency/oversight measure with low direct fiscal cost and concrete deliverables, which improves its chances compared with broad immigration overhauls. However, the underlying subject (immigration detention), potential national security or operational confidentiality concerns, required interagency coordination (including DoD and tribal lands), and lack of implemented compromise mechanisms make it only moderately likely to become law without substantial amendment or negotiation.

Scope and complexity
52%
Scopemoderate
52%
Complexitymedium
Why this could stall
  • No authorization of appropriations is included; actual implementation will depend on whether Congress funds the database and any additional staff or IT work.
  • The bill does not address how to handle classified or sensitive operational information beyond excluding personally identifiable information; disputes over release of location/DoD/overseas details could arise.
05 · Recent votes

Recent votes on the bill.

No vote history yet

The bill has not accumulated any surfaced votes yet.

06 · Go deeper

Go deeper than the headline read.

Included on this page

Transparency vs. operational/security concerns: liberals emphasize accountability; conservatives worry public disclosure could impede opera…

On content alone, the bill is a targeted transparency/oversight measure with low direct fiscal cost and concrete deliverables, which improv…

Unlocked analysis

Relative to its intended legislative type, this bill provides a detailed specification of what a publicly available ICE detention database should contain and how often it should be updated, and it preserves operation of…

Go beyond the headline summary with full stakeholder mapping, legislative design analysis, passage barriers, and lens-by-lens tradeoff breakdowns.

Perspective breakdownsPassage barriersLegislative design reviewStakeholder impact map
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