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Apply for active substance renewal by the deadlines to keep products on the GB market.

Under the GB Biocidal Products Regulation (GB BPR), active substance approvals will expire unless a renewal application is submitted at least 550 days before their expiry date.

The 550-day deadlines are coming up for the following active substance/product type combinations under GB BPR:

27 December 2025

  • Biphenyl-2-ol (CAS 90-43-7 EC 201-993-5) in product types 1, 2, 4, 6 and 13
  • epsilon-Momfluorothrin (CAS 1065124-65-3 EC N/A) in product type 18
  • Mixture of 5-chloro-2-methyl-2H-isothiazol-3-one (EINECS 247-500-7) and 2-methyl-2H-isothiazol-3-one (EINECS 220-239-6) (mixture of CMIT/MIT) (CAS 55965-84-9 EC N/A) in product types 2, 4, 6, 11, 12 and 13

29 March 2026

  • Peracetic acid (CAS 79-21-0 EC 201-186-8) in product types 1, 2, 3, 4, 5 and 6

Any person, company or task force/consortium can support an active substance/product type combination for renewal – it doesn’t have to be the original supporter.

Check the GB Article 95 List to see who the original supporters were

If any of these active substance/product type combinations are important to you, consider contacting your supplier to let them know.

If a renewal application is not submitted for the above active substance/product type combinations under GB BPR, the approvals will expire. This means the active substances will no longer be able to be used in biocidal products of the relevant product types in GB.

In addition, articles treated with such products will no longer be able to be placed on the market in GB.

Ben Kemp