Following DEFRA’s publication of the public consultation outcome, the UK government has decided to defer the UK REACH registration deadlines, as outlined below.

The postponement is intended to support small and micro-businesses and to help reduce the regulatory burden.

Deadline Tonnage / substances
27 October 2029
  • Substances included on the Candidate List before 31 December 2023
  • CMR substances
  • Substances highly toxic to aquatic organisms (≥ 100 tonnes per year)
  • Substances manufactured or imported ≥ 1000 tonnes per year
27 October 2030
  • Substances added to the Candidate List between January 1, 2024 and October 27, 2026
  • Substances manufactured or imported ≥ 100 tonnes per year
27 October 2031
  • Substances manufactured or imported ≥ 1 tonne per year