Referred to the Committee on the Judiciary, and in addition to the Committee on Energy and Commerce, for a period to be subsequently determined by the Speaker, in each case for consideration of such provisions as fall within the jurisdiction of the committee concerned.
Congressional Research Service
Official summary
Version 00 · Introduced in House · Feb 25, 2025
Safeguarding Testing and Overdose Prevention Against Fentanyl and Xylazine Act or the STOP Fentanyl and Xylazine Act
This bill exempts the possession, sale, purchase, import, export, or transport of equipment that tests for the presence of fentanyl or xylazine from criminal penalties under the Controlled Substances Act.
Referred to the Committee on the Judiciary, and in addition to the Committee on Energy and Commerce, for a period to be subsequently determined by the Speaker, in each case for consideration of such provisions as fall within the jurisdiction of the committee concerned.
Referred to the Committee on the Judiciary, and in addition to the Committee on Energy and Commerce, for a period to be subsequently determined by the Speaker, in each case for consideration of such provisions as fall within the jurisdiction of the committee concerned.
Introduced in House
Introduced in House
Primary sources
Bill text & related measures
Text links open the official source. We also preserved the text version used in the PlainBill explanation below.
No related bills are listed in this snapshot. This does not establish whether the proposal has appeared in earlier Congresses.
Source last updated: Jul 24, 2025. Consult Congress.gov for the current record.
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Neutral evidence review
Objective
Analyze H.R.1563 as objectively as possible. Explain its main provisions, who would be affected, possible benefits and harms, implementation, exceptions, and uncertainties. Present the strongest arguments for and against it, and identify evidence needed to assess its public impact.
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Fairness and public impact
Progressive lens
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Institutions and government scope
Conservative lens
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Individual rights and government power
Liberty lens
Examine H.R.1563 through a civil-liberties and limited-government lens. Consider individual rights, privacy, voluntary choice, accountability, and government power. Explain tradeoffs, possible safeguards, and the strongest counterarguments without assuming the proposal is beneficial or harmful.
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PlainBill explanation
Read the proposal in plain language
AI-generated · Source-checked by AI · Nov 2, 2026
Based on the full Introduced in House · 2025-02-25 text. This explanation has not received human editorial review. This overview describes the proposal’s major provisions; it does not establish what its real-world effects would be.
What it would do
This bill would exempt equipment intended to detect fentanyl or xylazine in a compound from Section 422 of the Controlled Substances Act. The exemption would cover those possessing, selling, buying, importing, exporting or transporting qualifying equipment. Its scope depends on the equipment’s intended use and applies to that specific statutory section.
Check the sources
Section 422 of the Controlled Substances Act (21 U.S.C. 863) is amended by adding at the end the following:
This section does not apply to the possession, sale, purchase, importation, exportation, or transportation of equipment for which the intended use is to indicate the presence of fentanyl or xylazine in a compound.
Section 2 would add a subsection labeled “Clarification” to Section 422. The proposed exception covers equipment intended to indicate the presence of either fentanyl or xylazine; it does not expressly extend to equipment intended only to detect other substances.
Check the source
Section 422 of the Controlled Substances Act (21 U.S.C. 863) is amended by adding at the end the following: (g) Clarification This section does not apply to the possession, sale, purchase, importation, exportation, or transportation of equipment for which the intended use is to indicate the presence of fentanyl or xylazine in a compound.
The supplied action snapshot, updated July 24, 2025, records introduction in the House on February 25, 2025, and referral that day to the Judiciary and Energy and Commerce committees for provisions within their respective jurisdictions.
2025-02-25: Referred to the Committee on the Judiciary, and in addition to the Committee on Energy and Commerce, for a period to be subsequently determined by the Speaker, in each case for consideration of such provisions as fall within the jurisdiction of the committee concerned.
Reviewed version: Introduced in House · 2025-02-25. These findings describe provisions and who may benefit; they are not judgments of waste, corruption, or motive.
This review covers the supplied bill text. “None identified” does not rule out provisions in later versions or accompanying reports and disclosures.
Provisions outside the bill’s main subject, or policy changes attached to appropriations.
None identified in the reviewed text
No unrelated provision or policy change attached to appropriations was identified in the complete supplied introduced text. This conclusion is limited to that version and does not establish absence in other versions or accompanying materials.
Spending directed to particular recipients or places outside ordinary competitive or formula-based allocation.
None identified in the reviewed text
No congressionally directed spending for particular recipients or places was identified in the complete supplied introduced text. This conclusion is limited to that version; accompanying earmark disclosures and committee materials were not supplied.
Other targeted benefits
Narrow exceptions, exemptions, or preferential treatment that warrant a closer look.
Findings to examine
The proposal contains a narrow equipment-based statutory exemption that directly serves its main policy.
Those possessing, selling, purchasing, importing, exporting or transporting equipment intended to detect fentanyl or xylazine would receive an exemption from Section 422. This preferential treatment is defined by the equipment’s intended use and constitutes the bill’s central policy.
Check the sources
Section 422 of the Controlled Substances Act (21 U.S.C. 863) is amended by adding at the end the following:
This section does not apply to the possession, sale, purchase, importation, exportation, or transportation of equipment for which the intended use is to indicate the presence of fentanyl or xylazine in a compound.
The bundle supplies the complete introduced text and a dated action snapshot, but no evidence establishing passage or enactment. The provisions are described as proposals; missing later history does not establish that the bill never advanced or became law.
Existing Section 422 is not reproduced. Its restrictions, penalties, existing exceptions and relationship to other laws cannot be fully explained from this bundle.
The introduced text specifies no implementation date, termination condition or separate administrative or enforcement process, and does not explain how intended use would be determined.
Full text preserved for this analysis. Legislative record snapshot: Jul 24, 2025. How PlainBill uses AI