GB Biocidal Products Regulation for disinfectants and pool chemicals

How active substance approval, product authorisation and Article 95 sourcing govern disinfectants and pool sanitisers placed on the GB market.

Placing a disinfectant or pool sanitiser on the Great Britain market requires more than a sound formulation and a compliant hazard label. The supplier must identify the correct biocidal product type, establish the active substance's regulatory status, follow the applicable product approval route and maintain an auditable Article 95 supply chain.[1]

Start with the claim and purpose

A biocidal active substance is a substance or micro-organism that acts on or against harmful organisms. Whether a cleaner is a biocidal product depends on its intended biocidal purpose and the claims made for it, not simply on the ingredients. A detergent presented only for physical cleaning is different from the same formulation marketed to kill bacteria, control algae or disinfect equipment.[2]

Record the exact label, technical-sheet and advertising claims before selecting a regulatory route. Avoid treating words such as sanitising, antibacterial or algicidal as casual marketing language. They can define the intended purpose. The commercial team should not add efficacy claims after a regulatory assessment, because a changed claim can alter product scope or product type.[2]

Choose the product type

GB BPR groups uses into product types. PT2 covers disinfectants and algaecides not intended for direct application to humans or animals; this includes many hard-surface and swimming-pool uses. PT4 concerns the food and feed area, including products used to disinfect equipment, containers, utensils, surfaces or pipework associated with production, transport, storage or consumption. PT5 covers drinking-water disinfectants.[2]

A product can require assessment for more than one product type where its supported uses cross boundaries. A pool-water sanitiser should not automatically be extended to drinking-water treatment, and a general surface disinfectant claim does not establish suitability for food-contact applications. Define users, application sites, target organisms and use conditions; then check every claim against the authorised or approved scope.[2]

Active substance status comes first

For a product to gain GB BPR authorisation, each active substance must first be approved for the relevant product type and appear on the GB List of Active Substances or the GB Simplified Active Substances List. Status can be approved, under review, under assessment or not approved. A substance absent from the list may be a new active substance; HSE defines that in part by whether it was on the market for a biocidal purpose on 14 May 2000.[3]

The active substance/product type combination is the unit that matters. Approval of an active for PT2 does not itself approve it for PT4 or PT5. Procurement checks should therefore capture chemical identity, active concentration, manufacturer, product type and current list status, rather than recording merely that the active is “BPR approved”.[3]

Product authorisation and transitional products

Once the relevant active substance is approved, the biocidal product generally needs authorisation before being made available on the GB market. Existing products may remain under transitional national arrangements while their active substance/product type combination is still being evaluated. Some continue under the Control of Pesticides Regulations until the transition to GB BPR authorisation is triggered.[4]

Do not infer authorisation from an overseas label, an EU authorisation number or long market history. Great Britain and Northern Ireland operate under different BPR regimes, and statuses can diverge. HSE publishes a workbook of authorised products with the product name, authorisation holder, type and status, start and end dates, active identity, product type and user category. Match the actual product and holder, not merely a similar formulation.[1]

Authorisation conditions control what may be supplied and claimed. Own-brand supply, formulation changes, alternative active sources and additional uses need regulatory review before implementation. Keep the authorisation document and current conditions in the release file, with a process to stop sales when an expiry, cancellation or use-up date is reached.[1]

Article 95 is a separate gate

The GB Article 95 List identifies permitted suppliers for specific active substance/product type combinations. If the relevant active substance supplier is not listed, a product containing that active cannot be made available on the GB market. “Making available” includes paid or free supply at every stage, from manufacturer to distributor and distributor to user. A product supplier or manufacturer may obtain its own list entry where the active supplier does not.[4]

Compliance requires a clear, auditable purchase trail from the listed supplier. HSE says evidence must account for each supply-chain step, clearly name the active or product, originate from the listed supplier and be in English. Invoices, delivery notes or a suitable supplier letter may form evidence. A distributor's unsupported statement that it buys from a listed source is not enough.[4]

Check Article 95 at onboarding and periodically thereafter because entries can change. If a source is removed, further supply of affected product in GB is prohibited even at distributor level, although HSE distinguishes use of stock already supplied before removal. Source changes must also be reconciled with the product authorisation and formulation file.[4]

Other controls still apply

GB BPR does not displace general chemical law. GB CLP classification, packaging and labelling can apply, alongside advertising, record-keeping and National Poisons Information Service provisions specific to biocides. Drinking-water, veterinary or aquaculture schemes may add requirements to the BPR route. HSE notes that a product can need to continue complying with the relevant specialist scheme after receiving GB BPR authorisation.[1]

Use a release checklist covering claims, PT classification, active approval status, product authorisation or transitional basis, authorisation conditions, Article 95 evidence, label, SDS and specialist-use permissions. Review it whenever a claim, formula, source, pack, territory or brand owner changes.[1]

Key takeaways

Sources and review

Reviewed on . Next review due .

  1. Biocides regulations - Health and Safety Executive
  2. Biocides glossary - Health and Safety Executive
  3. Active substance approval - Health and Safety Executive
  4. GB Article 95: The basics - Health and Safety Executive