# 2026-19539: Isotope Lab Eyes Importing Party Drug GHB and THC

2026-19539, Importer of Controlled Substances Application: Cambridge Isotope Laboratories, Inc., is a Federal Register notice from Justice Department, Drug Enforcement Administration published 2026-09-24, effective 2026-10-26 (as of 2026-10-01).

- Canonical: https://policyrisk.com/federal-register/2026-19539
- As of: 2026-10-01
- Plain-text twin of the page above; the HTML and this file carry the same facts.

## Facts
- Document number: 2026-19539
- Title: Importer of Controlled Substances Application: Cambridge Isotope Laboratories, Inc.
- Type: Notice
- Agencies: Justice Department; Drug Enforcement Administration
- Citation: 91 FR 60649
- Published: 2026-09-24
- Effective: 2026-10-26
- Comments close: 2026-10-26
- Significant: no
- Touches household money: no
- Regulation identifier numbers: none
- Last updated: 2026-10-01

## In one line

Isotope Lab Eyes Importing Party Drug GHB and THC

## Summary

Cambridge Isotope Laboratories wants to become an official importer of certain controlled substances, including Gamma Hydroxybutyric Acid and Tetrahydrocannabinols. People and companies involved with these drugs can comment or ask for a hearing by October 26, 2026. This move could impact how these substances are imported and regulated, but no direct costs are mentioned yet.

## Abstract

Cambridge Isotope Laboratories, Inc. has applied to be registered as an importer of basic class(es) of controlled substance(s). Refer to SUPPLEMENTARY INFORMATION listed below for further drug information.

## Effects PRIA read

No economic effects identified for this document.

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## Sources
- [2026-19539 on federalregister.gov](https://www.federalregister.gov/documents/2026/09/24/2026-19539/importer-of-controlled-substances-application-cambridge-isotope-laboratories-inc)
- [2026-19539 as published (PDF)](https://www.govinfo.gov/content/pkg/FR-2026-09-24/pdf/2026-19539.pdf)

## Related
- [Previous: 2026-19538, Bulk Manufacturer of Controlled Substances Application: Cambridge Isotope Labor…](https://policyrisk.com/federal-register/2026-19538)
- [Next: 2026-19540, Importer of Controlled Substances Application: Fisher Clinical Services, Inc. (…](https://policyrisk.com/federal-register/2026-19540)
- [All Federal Register documents](https://policyrisk.com/federal-register)

Source: PRIA, https://policyrisk.com/federal-register/2026-19539 (as of 2026-10-01).