# 2025-23898: CBP Anoints Puerto Rico Lab for Official Oil Testing

2025-23898, Accreditation of Altol Chemical and Environmental Laboratory (Ponce, PR) as a Commercial Laboratory, is a Federal Register notice from Homeland Security Department, U.S. Customs and Border Protection published 2025-12-29, effective 2024-09-05 (as of 2026-06-08).

- Canonical: https://policyrisk.com/federal-register/2025-23898
- As of: 2026-06-08
- Plain-text twin of the page above; the HTML and this file carry the same facts.

## Facts
- Document number: 2025-23898
- Title: Accreditation of Altol Chemical and Environmental Laboratory (Ponce, PR) as a Commercial Laboratory
- Type: Notice
- Agencies: Homeland Security Department; U.S. Customs and Border Protection
- Citation: 90 FR 60735
- Published: 2025-12-29
- Effective: 2024-09-05
- Comments close: not stated
- Significant: no
- Touches household money: no
- Regulation identifier numbers: none
- Last updated: 2026-06-08

## In one line

CBP Anoints Puerto Rico Lab for Official Oil Testing

## Summary

Altol Chemical and Environmental Laboratory in Ponce, Puerto Rico, just got the green light to officially test petroleum products for U.S. Customs starting September 5, 2024. This means importers and exporters can trust their results for the next three years, with the next check-up set for 2027. No extra costs or delays are expected, just smoother, official testing in the Caribbean!

## Abstract

Notice is hereby given, pursuant to CBP regulations, that Altol Chemical and Environmental Laboratory (Ponce, PR), has been accredited to test petroleum and certain petroleum products for customs purposes for the next three years as of September 5, 2024.

## Effects PRIA read

- Local lab accredited for customs tests: benefit, low. If you import or export petroleum or certain petroleum products, Altol Chemical and Environmental Laboratory in Ponce, PR was accredited to test those products for U.S. Customs as of September 5, 2024. The accreditation lasts for three years from that date, with the next triennial inspection schedu…
- Accredited for specific petroleum tests: benefit, low. Altol Chemical and Environmental Laboratory is accredited to perform specific CBP laboratory methods and ASTM tests for petroleum, including CBPL 27-01 (ASTM D287 API gravity by hydrometer), 27-02 (ASTM D1298 density/API gravity by hydrometer), 27-11 (ASTM D445 kinematic viscosity), 27-13 (ASTM D42…
- You should get written accreditation proof: benefit, low. Anyone who wants this lab to do a test for customs purposes should ask the lab for written assurance that it is accredited to perform the specific test requested. You can also contact U.S. Customs and Border Protection at (202) 344-1060, by email at labs@cbp.dhs.gov, or check http://www.cbp.gov/abo…

## Related documents

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- [2026-12670](https://policyrisk.com/federal-register/2026-12670): Indefinite Suspension of the De Minimis Exemption for Merchandise Arriving Through All Modes Other Than the International Postal Network, 2026-06-24
- [2026-12669](https://policyrisk.com/federal-register/2026-12669): Indefinite Suspension of the De Minimis Exemption for Mail Shipments and New Postal Informal Entry Process, 2026-06-24
- [2026-20228](https://policyrisk.com/federal-register/2026-20228): Agency Information Collection Activities; Court-Ordered Refunds Under the International Emergency Economic Powers Act Worksheet, 2026-10-05
- [2026-20229](https://policyrisk.com/federal-register/2026-20229): Agency Information Collection Activities; New Collection of Information; Client Representative Technical Assistance Portal (CR-TAP), 2026-10-02

## Sources
- [2025-23898 on federalregister.gov](https://www.federalregister.gov/documents/2025/12/29/2025-23898/accreditation-of-altol-chemical-and-environmental-laboratory-ponce-pr-as-a-commercial-laboratory)
- [2025-23898 as published (PDF)](https://www.govinfo.gov/content/pkg/FR-2025-12-29/pdf/2025-23898.pdf)

## Related
- [Previous: 2025-23895, Procurement List; Additions and Deletions](https://policyrisk.com/federal-register/2025-23895)
- [Next: 2025-23899, Agency Information Collection Activities; Proposed Collection; Comment Request;…](https://policyrisk.com/federal-register/2025-23899)
- [All Federal Register documents](https://policyrisk.com/federal-register)

Source: PRIA, https://policyrisk.com/federal-register/2025-23898 (as of 2026-06-08).