S. 2725 (119th)Bill Overview

STOP Act 2.0

Foreign Trade and International Finance|Foreign Trade and International Finance
Cosponsors
Support
Bipartisan
Introduced
Sep 4, 2025
Discussions
Bill Text
Current stageCommittee

Read twice and referred to the Committee on Finance.

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

The STOP Act 2.0 strengthens U.S. efforts to prevent illicit drugs and counterfeit goods from entering via international mail by (1) creating a new criminal penalty (up to 5 years imprisonment and fines) for knowingly misrepresenting the country of origin in advance electronic shipment data required under section 343(a) of the Trade Act of 2002 and applying seizure/forfeiture authority to such shipments; (2) ending the authority to exclude countries from the 100-percent advance electronic information requirement five years after enactment; (3) expanding annual reporting requirements on compliance, data quality, and testing related to advance electronic information; (4) authorizing public-private partnerships and international information sharing to identify parcel origins and shippers linked to illicit synthetic opioids; (5) requiring CBP officer training on detecting synthetic opioids; and (6) directing a GAO evaluation of STOP Act implementation and related risks. The bill also contains a severability clause.

Why people may split

Scope and safeguards for data collection and information sharing: progressive demands strong privacy and civil‑liberties safeguards, while conservatives emphasize robust enforcement and seizure authority.

Watch point

Relative to its intended legislative type, this bill is a clearly targeted substantive policy change that is well integrated with existing statutes and contains robust reporting and evaluation requirements.

The STOP Act 2.0 strengthens U.S. efforts to prevent illicit drugs and counterfeit goods from entering via international mail by (1) creating a new criminal penalty (up to 5 years imprisonment and fines) for knowingly misrepresenting the country of origin in advance electronic shipment data required under section 343(a) of the Trade Act of 2002 and applying seizure/forfeiture authority to such shipments; (2) ending the authority to exclude countries from the 100-percent advance electronic information requirement five years after enactment; (3) expanding annual reporting requirements on compliance, data quality, and testing related to advance electronic information; (4) authorizing public-private partnerships and international information sharing to identify parcel origins and shippers linked to illicit synthetic opioids; (5) requiring CBP officer training on detecting synthetic opioids; and (6) directing a GAO evaluation of STOP Act implementation and related risks.

The bill also contains a severability clause.

Passage45/100

The bill is a focused, implementation‑oriented package aimed at a high‑salience problem (illicit fentanyl via international mail) and contains oversight mechanisms and a time limit on a key authority—features that tend to improve acceptability. It does raise issues (criminal penalties, postal/international data requirements, potential compliance costs) that invite opposition from specific stakeholders and careful Senate review. Judged on text alone and typical legislative patterns, it has a moderate chance of advancing but would likely require negotiation and possible amendments to secure broad Senate support.

CredibilityPartially aligned

Relative to its intended legislative type, this bill is a clearly targeted substantive policy change that is well integrated with existing statutes and contains robust reporting and evaluation requirements. It specifies concrete statutory text changes, assigns responsible entities, and establishes measurable reporting elements.

Contention45/100

Scope and safeguards for data collection and information sharing: progressive demands strong privacy and civil‑liberties safeguards, while conservatives emphasize robust enforcement and seizure authority.

02 · What it does

Who stands to gain, and who may push back.

Likely benefits vs burdens50% / 50%
Likely helpedSmall businesses

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

Likely helped
  • Potential benefitStronger criminal penalties and use of seizure/forfeiture authority may deter deliberate mislabeling of parcel origins…
  • Potential benefitRequiring AEI for 100% of international mail (and ending exemptions within five years) and annual reporting increases t…
  • Potential benefitPublic–private partnerships and investment in detection technology could spur private-sector contracting and jobs in IT…
Likely burdened
  • Small businessesExpanding AEI coverage and ending the ability to exempt countries will increase compliance and administrative burdens o…
  • Potential burdenGreater data collection and expanded information sharing, plus broader seizure/forfeiture application, raise privacy an…
  • Potential burdenIf enforcement resources, technology, or international cooperation are insufficient, the law could impose costs without…
03 · Why people split

Why the argument around this bill splits.

Scope and safeguards for data collection and information sharing: progressive demands strong privacy and civil‑liberties safeguards, while conservatives emphasize robust enforcement and seizure authority.
Progressive70%

A mainstream liberal would likely welcome stronger measures to reduce fentanyl and other synthetic opioids entering the U.S. by mail and appreciate the emphasis on technology, training, international cooperation, and oversight reports.

At the same time, they would be attentive to privacy, civil‑liberties, and due‑process implications of expanded data collection, information sharing, and seizure/forfeiture authorities.

They would also be concerned about potential unequal impacts on lower‑income shippers or on diplomatic relations with lower‑capacity postal administrations, and would want transparent safeguards, accountability, and resources for public-health and social responses.

Leans supportive
Centrist75%

A centrist would generally approve of tightening enforcement against fentanyl and improving the quality of advance shipment data, while stressing the need for careful implementation, cost controls, and measurable results.

They would appreciate the bill’s built‑in oversight provisions (annual DHS reports and a GAO evaluation) as mechanisms to ensure the policy is working and to limit unintended consequences.

However, they would want clarity on funding, timelines for bringing excluded countries into compliance, and the operational impact on USPS and private carriers to avoid service disruptions or undue cost shifting.

Leans supportive
Conservative85%

A mainstream conservative would likely view the bill positively as a law‑and‑order measure that strengthens penalties and enforcement tools against traffickers who use the mail to import lethal synthetic opioids.

The seizure/forfeiture provisions and increased criminal penalties align with priorities to disrupt criminal networks and hold bad actors accountable.

Nevertheless, conservatives might raise concerns about added regulatory burdens, costs, and potential bureaucratic expansion at DHS/Post Office if the bill results in more mandates without offsets.

Leans supportive
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

The bill is a focused, implementation‑oriented package aimed at a high‑salience problem (illicit fentanyl via international mail) and contains oversight mechanisms and a time limit on a key authority—features that tend to improve acceptability. It does raise issues (criminal penalties, postal/international data requirements, potential compliance costs) that invite opposition from specific stakeholders and careful Senate review. Judged on text alone and typical legislative patterns, it has a moderate chance of advancing but would likely require negotiation and possible amendments to secure broad Senate support.

Scope and complexity
52%
Scopemoderate
52%
Complexitymedium
Why this could stall
  • No cost estimate or legislative score is included in the text; the magnitude of implementation and compliance costs for federal agencies, USPS, private carriers, and foreign partners is unknown.
  • Reactions from key stakeholders (United States Postal Service leadership, private express carriers, foreign postal operators, Universal Postal Union) are uncertain and could materially affect feasibility.
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

Scope and safeguards for data collection and information sharing: progressive demands strong privacy and civil‑liberties safeguards, while…

The bill is a focused, implementation‑oriented package aimed at a high‑salience problem (illicit fentanyl via international mail) and conta…

Unlocked analysis

Relative to its intended legislative type, this bill is a clearly targeted substantive policy change that is well integrated with existing statutes and contains robust reporting and evaluation requirements. It specifies…

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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