Open consultation

Control of Gamma-Butyrolactone and 1,4-Butanediol

• From: Home Office and Department of Health (Northern Ireland)
• Published: 19 August 2026

Summary

Seeks views on a proposal to tighten controls on the substances Gamma-Butyrolactone (GBL) and 1,4-Butanediol (1,4-BD).

This consultation closes at
11:59pm on 11 November 2026

Consultation description

This consultation seeks views on a proposal to tighten controls on the substances Gamma-Butyrolactone (GBL) and 1,4-Butanediol (1,4-BD), which are controlled drugs that also have wide-ranging uses in industry as solvents.

Documents

Consultation document

HTML

Options assessment (accessible)

HTML

Options assessment

PDF, 495 KB, 33 pages

Ways to respond

Respond online

Published 19 August 2026