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Published on 25 August 2026

ECHA public consultation on potential candidates for substitution and on derogations conditions

Active substances meeting the following exclusion criteria should normally not be approved for use in biocidal products:

  • Carcinogens, mutagens and reprotoxic substances categories 1A or 1B according to the CLP Regulation
  • Endocrine disruptors
  • Persistent, bioaccumulative and toxic (PBT) substances
  • Very persistent and very bioaccumulative (vPvB) substances

If it is shown that the active substance meets certain conditions and there are no substitutes, it may be approved for a period of five years in derogation of the above regulations. These conditions are defined in Article 5(2) of the Biocidal Products Regulation (BPR).

It is important for interested parties (manufacturers, the sector concerned, users, authorities, etc.) to provide all the information on the existence (or absence) of suitable alternatives in the course of the public consultation. On the basis of the data collected a decision will be made on whether the active substance meets the conditions set out in Article 5(2) of the BPR and can be approved.

The public consultation is organised by the European Chemicals Agency (ECHA), to which relevant information can be sent directly.

Last public consultations:

  • 1,2-benzisothiazol-3(2H)-one (BIT), PT 11, PT 12
    Deadline for communication of information: 07/09/2026
  • [1α(S*),3α]-(α)-cyano-(3-phenoxyphenyl)methyl3-(2,2-dichlor-oethenyl)-2,2-dichlorovinyl)-2,2-dimethyl-cyclopropanecarboxylate αCypermethrin), PT 18
    Deadline for communication of information: 05/10/2026
  • (benzothiazol-2-ylthio)methyl thiocyanate (TCMTB), PT 9, PT 12
    Deadline for communication of information: 05/10/2026

More information and commenting on ECHA website:

Consultations on potential candidates for substitution and on derogations conditions - ECHA (europa.eu)