Biocides

This topic area will help you identify biocides and work out whether your products are affected by the laws that govern them.

Open invitation to notify silver-polyethylenimine-chloride

Companies have withdrawn their interest in getting silver-polyethylenimine-chloride approved in the biocides review programme for use in:

  • human hygiene (product-type 1)
  • disinfectants and algaecides not intended for direct application to humans or animals (product-type 2)
  • fibre, leather, rubber and polymerised materials preservatives 
    (product-type 9)

Notification must be made by 23 May 2023 to keep this substance in the review programme.

For more information please see the following link at the European Chemicals Agency (ECHA) website:

Reminder – upcoming EU active substance renewal submission deadlines

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

Under the EU Biocidal Products Regulation (EU 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 EU BPR. This affects Northern Ireland (NI):

  • Carbon dioxide (CAS 124-38-9 EC 204-696-9) in product type 15 – 28 November 2023
  • (RS)-α-cyano-3phenoxybenzyl-(1RS)-cis, trans-3-(2,2-dichlorovinyl)-2,2-dimethylcyclopropanecarboxylate (Cypermethrin) (CAS 52315-07-8 EC 257-842-9) in product type 8 – 28 November 2023
  • 1-[[2-(2,4-dichlorophenyl)-4-propyl-1,3-dioxolan-2-yl]methyl]-1H-1,2,4-triazole (Propiconazole) (CAS 60207-90-1 EC 262-104-4) in product type 9 – 28 November 2023

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

You can check the EU Article 95 List to see who the original supporters were at the following link:

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

ECHA public consultation: call for comments

Deadline: 24 June 2022

ECHA has announced a public consultation on the following proposals for harmonised classification and labelling (CLH):

  • 2-phenylpropene (EC: 202-705-0; CAS: 98-83-9). Chemical registered under REACH.
  • Chrysanthemum cinerariaefolium, extract from open and mature flowers of Tanacetum cinerariifolium obtained with hydrocarbon solvents (EC: 289-699-3; CAS 89997-63-7). Biocide active substance.
  • Chrysanthemum cinerariaefolium, extract from open and mature flowers of Tanacetum cinerariifolium obtained with supercritical carbon dioxide (EC: 289-699-3; CAS: 89997-63-7). Biocide active substance.
  • View the detailed consultation on the ECHA website (echa.europa.eu)

Reminder – upcoming EU active substance approval dates

Apply for product authorisation by the deadlines to keep your products on the NI market

The following EU BPR active substance approval dates are coming up:

  • Active chlorine generated from sodium chloride by electrolysis (CAS n/a EC n/a) in product types 2, 3, 4 and 5
    1 July 2022
  • Active chlorine released from hypochlorous acid (CAS 7790-92-3 EC 232-232-5) in product types 2, 3, 4 and 5
    1 July 2022

Reminder – upcoming EU active substance open invitation deadlines

Submit a notification by the deadline to keep active substances in the EU Review Programme

The European Chemicals Agency (ECHA) has published open invitations to provide an opportunity for a person, company or task force/consortium to notify an intention to take up or take over the role of participant in the EU Review Programme for the following active substance/product type combinations.

This affects NI. Anyone wishing to support one of the active substance/product type combinations listed below in the EU will need to submit a notification to ECHA by the following deadlines:

  • 7a-ethyldihydro-1H,3H,5H-oxazolo[3,4-c]oxazole (EDHO) (CAS 7747-35-5 EC 231-810-4) in product types 6 and 13
    6 July 2022
  • cis-1-(3-chloroallyl)-3,5,7-triaza-1- azoniaadamantane chloride (cis CTAC) (CAS 51229-78-8 EC 426-020-3) in product types 6 and 13
    6 July 2022
  • Methenamine 3-chloroallylochloride (CTAC) (CAS 4080-31-3 EC 223-805-0) in product types 6, 12 and 13
    6 July 2022

Active substances - submit a notification (echa.europa.eu)

If a notification to take over the role of participant is not received, these active substance/product type combinations will be subject to an EU non-approval decision.

Biocidal products containing active substances with EU non-approval decisions for the relevant product types will have to be removed from the NI market. HSE will provide separate updates on these where relevant.

If you are aware of any disproportionate negative effects that are likely to arise from the non-approval of any of the active substance/product type combinations listed above, please contact HSE (GB).

Reminder – upcoming EU active substance expiry date

Biocidal products must be phased off the NI market

The active substance/product type combination listed below is due to expire under the EU BPR on the following date. This affects NI:

  • Carbon dioxide (CAS 124-38-9 EC 204-696-9) in product type 18
    31 October 2022

Once the approval expires, the active substance can no longer be used in biocidal products of the relevant product type in NI.

If you hold an affected EU BPR product authorisation or Control of Pesticides Regulations (COPR) product approval, HSE will contact you about cancelling or revoking your authorisation or approval. You will have an opportunity to submit comments or additional information and we will take account of these when finalising our decision.

If you are aware of any disproportionate negative effects that are likely to arise from the expiry of any of the active substance/product type combinations listed above, please contact HSE (GB).

European Chemical Agency (ECHA) public consultation: call for comments

ECHA has announced a public consultation on the following proposals for harmonised classification and labelling (CLH):

  • pethoxamid (EC: -; CAS: 106700-29-2). Pesticide active substance
  • propyl 4-hydroxybenzoate (EC: 202-307-7; CAS 94-13-3). Substance registered under REACH
  • α,α'-propylenedinitrilodi-o-cresol (EC: 202-374-2; CAS: 94-91-7). Substance registered under REACH

Harmonised classification and labelling consultations (echa.europa.eu)

Scientific and technical information should be submitted directly to ECHA using their commenting webform by 10 June 2022. Comments will be published on ECHA's website.

Recommendations on preparing a summary of product characteristics

The European Chemicals Agency (ECHA) has published recommendations on preparing a Summary of Product Characteristics (SPC) for biocidal products and biocidal product families.

They were developed to help applicants and Member State competent authorities prepare a clear and comprehensible SPC which follows the requirements of the Biocidal Products Regulation (BPR).

The document compiles agreements from the Coordination Group, Biocides competent authority meetings and Biocidal Products Committee meetings and is applicable to single products and biocidal product families.

To view these recommendations please see the following link:

Open invitation to notify potassium dimethyldithiocarbamate for approval in review programme

Companies have withdrawn their interest in getting potassium dimethyldithiocarbamate approved in the biocides review programme for use in fibre, leather, rubber and polymerised materials preservatives (product-type 9), preservatives for liquid-cooling and processing systems (product-type 11)  and slimicides (product-type 12).
 
Notify the European Chemicals Agency by 1 March 2023 to keep this substance in the review programme.

Restriction proposed for creosote and creosote-related substances submitted

France has submitted a proposal to restrict the placing on the market and reuse of treated articles containing creosote (EC 232-287-5, CAS 8001-58-9) and creosote-related substances. The evaluation of the proposal by our Committees for Risk Assessment (RAC) and Socio-Economic Analysis (SEAC) will begin in April 2022. The proposal will be opened for a six-month consultation after the committees agree that it conforms with the requirements set in the REACH Regulation.

Registry of restriction intentions until outcome (echa.europa.eu)

Reminder – upcoming EU active substance renewal submission deadlines

Apply for active substance renewal by the deadlines to keep products on the Northern Ireland market

Under the EU 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 EU BPR. This affects NI:

  • 2,2-dimethyl-1,3- benzodioxol-4-yl methylcarbamate (Bendiocarb) (CAS 22781-23-3 EC 245-216-8) in product type 18
    30 July 2022
  • Copper (II) hydroxide (CAS 20427-59-2 EC 243-815-9) in product type 8
    30 July 2022
  • Copper (II) oxide (CAS 1317-38-0 EC 215-269-1) in product type 8
    30 July 2022
  • Copper (II) carbonate – copper (II) hydroxide (1:1) (Basic Copper carbonate) (CAS 12069-69-1 EC 235-113-6) in product type 8
    30 July 2022
  • 1-(4-chlorophenyl)-3-(2,6-difluorobenzoyl)urea (Diflubenzuron) (CAS 35367-38-5 EC 252-529-3) in product type 18
    31 July 2023
  • 4-phenoxyphenyl (RS)-2-(2-pyridyloxy)propyl ether (Pyriproxyfen) (CAS 95737-68-1 EC 429-800-1) in product type 18
    31 July 2023
  • Alkyl (C12-16) dimethylbenzyl ammonium chloride (ADBAC/BKC (C12-16)) (CAS 68424-85-1 EC 270-325-2) in product type 8
    31 July 2023
  • Didecyldimethylammonium chloride (DDAC) (CAS 7173-51-5 EC 230-525-2) in product type 8
    31 July 2023
  • Formaldehyde (CAS 50-00-0 EC 200-001-8) in product types 2 and 3
    31 July 2023
  • Powdered corn cob (CAS n/a EC n/a) in product type 14
    31 July 2023
  • Thiamethoxam (CAS 153719-23-4 EC 428-650-4) in product type 18
    31 July 2023
  • Methyl-benzimidazol-2-ylcarbamate (Carbendazim) (CAS 10605-21-7 EC 234-232-0) in product types 7 and 10
    31 July 2023

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

Check the EU Article 95 List to see who the original supporters were - European Chemicals Agency (echa.europa.eu)

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

Reminder – upcoming EU active substance expiry date

Biocidal products must be phased off the NI market

The active substance/product type combination listed below is due to expire under the EU BPR on the following date. This affects NI:

  • Nonanoic acid (Pelargonic acid) (CAS 112-05-0 EC 203-931-2) in product type 19
    31 January 2023

Once the approval expires, the active substance can no longer be used in biocidal products of the relevant product type in Northern Ireland.

If you hold an affected EU BPR product authorisation or Control of Pesticides Regulations (COPR) product approval, we will contact you about cancelling or revoking your authorisation or approval. You will have an opportunity to submit comments or additional information and we will take account of these when finalising our decision.

If you are aware of any disproportionate negative effects that are likely to arise from the expiry of any of the active substance/product type combinations listed above, please contact HSE (GB).

EU active substance expiry date postponed

Active substance expiry date postponed whilst the renewal evaluation is completed in the EU

For reasons beyond the control of the applicant, the approval of the active substance/product type combination listed below was likely to expire before a decision could be taken on its renewal under the EU BPR.

To allow sufficient time for the renewal evaluation to be completed, a decision has been taken to postpone the expiry of the approval until the following date. This affects NI:

If you want to supply new biocidal products containing this active substance, you can still apply for EU BPR product authorisation.

New products (including new trade names) must not be supplied in NI until product authorisation is granted.

HSE will provide a separate update on the renewal decision when relevant.

Reminder – upcoming EU active substance approval dates

Approval dates for the following EU BPR active substances are coming up:

  • Alkyl (C12-16) dimethylbenzyl ammonium chloride (CAS 68424-85-1 EC 270-325-2) in product types 3 and 4
    1 November 2022
  • N,N-Didecyl-N,N-dimethylammonium chloride (Didecyldimethylammonium chloride) (CAS 7173-51-5 EC 230-525-2) in product types 3 and 4
    1 November 2022

If you supply biocidal products containing this active substance in the relevant product types, don’t forget to apply for EU BPR product authorisation by the date above to keep them on the NI market.

New additions to Annex I of EU BPR

Apply for product authorisation to access the NI market

Following evaluation under the EU Biocidal Products Regulation (EU BPR), a decision has been taken to add the following active substance to Annex I (the list of active substances eligible for simplified product authorisation).

This will affect Northern Ireland (NI):

If you want to supply biocidal products containing this active substance, you can now apply at the following link: 

Products must not be supplied in NI until product authorisation is granted.

Apply for product authorisation to keep your products on the NI market

Following evaluation under EU BPR, a decision has been taken to add the active substances listed below to Annex I.

This will affect Northern Ireland. If you supply biocidal products containing these active substances, you must apply for EU BPR product authorisation  by the following dates to keep them on the NI market:

1 July 2022:

1 February 2023:

If you want to supply new biocidal products containing these active substances, you can also now apply for EU BPR product authorisation. New products (including new trade names) must not be supplied in NI until product authorisation is granted.

EU active substance expiry dates postponed

Active substance expiry dates postponed whilst the renewal evaluation is completed in the EU

For reasons beyond the control of the applicants, the approvals of the active substance/product type combinations listed below were likely to expire before a decision could be taken on their renewal under the EU Biocidal Products Regulation (EU BPR).

To allow sufficient time for the renewal evaluation to be completed, a decision has been taken to postpone the expiry of the approvals until the following dates. This affects Northern Ireland (NI):

1 October 2022:

28 February 2024:

28 February 2024:

30 June 2024:

31 July 2024:

30 September 2024:

30 November 2024:

31 January 2025:

If you want to supply new biocidal products containing these active substances, you can still apply for EU BPR product authorisation. New products (including new trade names) must not be supplied in NI until product authorisation is granted.

HSE (GB) will provide separate updates on the renewal decisions when relevant.

Are your contact details up to date?

Make sure you are receiving important information about your product authorisations and approvals.

Businesses that hold product authorisations and approvals in Great Britain and Northern Ireland under the GB and EU Biocidal Products Regulations (GB BPR and EU BPR) or the Control of Pesticides Regulations (COPR) should make sure HSE (GB) has the right contact details.

If the details they hold are out of date, you may not receive important information about your product authorisation or approval. To update your details please email:

Biocides in Northern Ireland

New guidance available for accessing the Northern Ireland Biocide market:

The HSE (GB) website has been updated to outline changes to processes and explain how the EU Biocidal Products Regulations (EU BPR) regulations continue to apply in Northern Ireland.

If you wish to make an application for:

  • product authorisation
  • active substance approval
  • inclusion in the EU Article 95 list

Please visit the HSE (GB) website to find out who you need to submit your application to:

Reminder – upcoming EU active substance approval dates

You must apply for product authorisation by the deadlines to keep products on the NI market.

EU Biocidal Products Regulation (EU BPR) active substance approval dates are coming up and more details can be found at the following link:

Product Application Forms

New combined Great Britain (GB) and Northern Ireland (NI) product application forms are now available online.

A single form now allows businesses to submit:

  • a GB only application
  • a NI only application or
  • a joint GB and NI application

For more information on the different product application types please visit the HSE (GB) website at:

Updated BPR Active substance and Authorised products Lists

Information on Active substances and products authorised for the NI market are now available. The HSE (GB) website now provides separate information about active substances and biocidal products for the GB and the NI markets.

For the lastest updates to the BPR Active Substance List for GB and NI, and the UK Authorised Biocidal Products List, please see the following links:

Biocides News

Latest information for businesses regarding Brexit is available at the following link:

HSE will continue to deliver Competent Authority functions for Northern Ireland for biocides following the end of the Transition Period. Businesses wishing to make a biocidal product available on the GB market should submit their applications following the guidance provided on the HSE (GB) website. This guidance can be viewed at the following link:

Businesses who want to make a biocidal product available on the NI market should until further guidance is provided, contact HSE (GB) at the following email address:

Enquiries regarding applications under the Control of Pesticides Regulations (COPR): pa.copr@hse.gov.uk

Enquiries regarding applications under the EU Biocides Products Regulations (EU BPR) soon to be GB BPR: pa.biocides@hse.gov.uk

Other Biocides Enquiries: biocidesenquiries@hse.gov.uk

Biocides Stakeholder Event

HSE (GB) and (DEFRA) have hosted virtual stakeholder events covering actions businesses need to take when the UK Transition ends and how the new GB regulatory regime for chemicals may impact their work.

To view the virtual Biocides Stakeholder Event, please see the following Youtube link:

HSE biocides fact sheets

This guidance contains a series of fact sheets for businesses that want to gain, or maintain, access to the GB market after 31 December 2020. Each fact sheet addresses a different scenario and clearly presents what action you need to take, when you need to do it, and the consequences if you don’t. Click on the link below to view:

Keep up-to-date

If you want to keep up-to-date with news in relation to chemicals in the UK or any other subjects, please register on the HSE (GB) website at the following link:

During registration you can select which topics are relevant to you, such as REACH, Chemicals, Biocides, PIC and many others.

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