The regulatory framework for the authorisation and control of plant protection products (pesticides) in Great Britain, encompassing the approval of active substances and the placing of products on the market under assimilated UK law.
Foresight tracks GB Plant Protection Products (GB PPP) developments and surfaces the alerts most likely to matter before they turn into missed deadlines, recalls, or escalation work.
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Current activity
71% below the prior 8-week baseline
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Latest alerts below
Last updated
8 May 2026, 18:02
Source-backed regulatory and guidance signals tracked by Foresight, with the newest developments first.
GB HSE Launches Consultation On First Approval Of Fungicide Inpyrfluxam (S-2399)
In May 2026 the GB Health and Safety Executive opened a consultation, running until 4 July 2026, on the Draft Assessment Report for first approval of the fungicide active substance inpyrfluxam (S-2399) for use on wheat and barley under the GB plant protection products regime. Companies developing or using cereal fungicides in Great Britain should review this chemistry as a potential future active and consider responding to the consultation to influence approval conditions, risk management measures, and market opportunities.
United KingdomGreat Britain Confirms Expiry of Isopyrazam Pesticide Approval and Sets Grace Periods
On 10 April 2026 the UK Health and Safety Executive confirmed that approval for the pesticide active substance isopyrazam in Great Britain had expired on 31 March 2026 and set fixed grace periods for sale, distribution, storage and use of remaining products. Authorisation holders, distributors and growers must now plan to run down or replace isopyrazam-containing plant protection products before the 2026 and 2027 deadlines, while monitoring for any subsequent review of GB residue limits or changes arising from the UK–EU SPS agreement.
United KingdomGreat Britain: HSE Proposes Not To Classify Rapeseed Oil (CAS 8002-13-9)
The UK HSE has formally proposed maintaining the unclassified status for rapeseed oil under GB CLP following a comprehensive hazard assessment. This confirmation provides long-term regulatory certainty and ensures continued alignment with EU standards, avoiding any new labeling burdens or supply chain friction.
United KingdomGreat Britain: HSE Agency Opinion Proposes Skin Sens. 1B Classification for Thermally Treated Garlic Juice
The UK Health and Safety Executive has proposed a new mandatory classification for thermally treated garlic juice as a Skin Sensitiser Category 1B. This development triggers mandatory label and safety data sheet updates and may restrict the authorization of amateur-use biocidal products.
United KingdomGB CLP Agency Opinion Proposes Revised Mandatory Classification for Tebuconazole
The UK Health and Safety Executive has proposed upgrading the mandatory classification of the fungicide tebuconazole to a Category 1B reproductive toxicant. This reclassification will likely force the withdrawal of amateur-use biocidal and plant protection products and requires industrial users to prepare for significant labeling and safety data sheet revisions.
United KingdomGreat Britain HSE Agency Opinion Proposes GB MCL for Eugenol
The UK Health and Safety Executive has proposed a mandatory classification for eugenol to align Great Britain with EU standards for toxicity and skin sensitisation. This development necessitates updates to safety data sheets and product labels, alongside a review of workplace risk assessments for manufacturers using this common fragrance and biocidal ingredient.
United KingdomGB Notifies WTO of Proposed GB MRLs for Indoxacarb
Great Britain is proposing stricter Maximum Residue Levels for indoxacarb across food and feed commodities following the pesticide's non-approval. Businesses must prepare for tighter compliance thresholds and potential supply chain disruptions as GB aligns residue limits with the substance's phase-out.
United KingdomGreat Britain Proposes New MRLs for Hexythiazox
Great Britain is proposing revised Maximum Residue Limits for the pesticide hexythiazox across multiple food commodities, with a comment period closing in May 2026. Food producers must evaluate supply chain compliance against these updated thresholds to mitigate trade risks and ensure alignment with the UK's independent pesticide regulatory framework.
United KingdomUK Parliament Written Answer on SPS Negotiations and Four GB-Approved Pesticides
The UK Government is assessing the impact of aligning pesticide approvals with European Union standards as part of ongoing sanitary and phytosanitary negotiations. Future access to specific active substances currently authorized in Great Britain may be restricted to secure broader trade agreements, requiring firms to evaluate the resilience of their agricultural product portfolios.
United Kingdom
European UnionGreat Britain Adopts New Codex Pesticide MRLs as GB Maximum Residue Levels
Great Britain has integrated new international Codex pesticide residue limits into domestic law, effective February 13, 2026. Companies must audit supply chains against the updated GB MRL Statutory Register to ensure continued market access and regulatory compliance for treated food commodities.
United KingdomGreat Britain Adopts New MRLs for Dinotefuran Effective 17 July 2026
Great Britain has finalized stricter Maximum Residue Levels for the pesticide dinotefuran, effective July 17, 2026. Importers and food operators must audit supply chains and residue monitoring programs to ensure compliance for affected commodities like grapes and peaches.
United KingdomUK COM Publishes Guidance On Use Of (Q)SAR Models To Predict Genotoxicity
The UK has issued formal guidance on the selection and validation of (Q)SAR models for genotoxicity prediction across chemical and pharmaceutical sectors. This framework enables businesses to reduce animal testing costs and accelerate safety assessments by providing a clear path for the regulatory acceptance of computational data.
United KingdomCropLife UK Clarifies Position on Proposed UK–EU SPS Agreement
CropLife UK is pushing for a managed alignment model in the UK-EU Sanitary and Phytosanitary Agreement to coordinate future pesticide approvals without retrospective adoption of EU rules. This strategy aims to protect existing British market authorizations while creating a structured pathway for regulatory cooperation and long-term trade stability.
United KingdomEuropean UnionGreat Britain Proposes New GB MRLs for Dithianon in Citrus, Apples and Pears
Great Britain is proposing revised Maximum Residue Levels for the fungicide dithianon on citrus fruits, apples, and pears, with a comment deadline in April 2026. Food producers and importers should assess supply chain compliance to mitigate risks of non-conformity and potential market access restrictions for treated produce.
United KingdomGreat Britain Adopts January 2026 MRLs for Potassium Phosphonates, Ametoctradin and Mefentrifluconazole
Great Britain has finalized new statutory Maximum Residue Levels for potassium phosphonates, ametoctradin, and mefentrifluconazole, effective January 2026. Businesses must verify supply chain compliance for honey, vegetables, and animal products to mitigate enforcement risks and ensure uninterrupted market access.
United KingdomEngland Environment Agency Updates Japanese Knotweed Guidance To Link Herbicide Agreement Service
The UK Environment Agency has digitized the herbicide application agreement process for managing invasive Japanese knotweed in England. Operations teams should integrate this new digital workflow to ensure efficient environmental permitting and adherence to chemical application standards near water.
United KingdomGreat Britain And Northern Ireland Publish Q2 2025 Pesticide Residues Monitoring Report
UK authorities released the Q2 2025 pesticide residue report, identifying 18 exceedances of maximum residue levels across Great Britain and Northern Ireland. These findings signal specific enforcement focus on substances like chlorate and glufosinate, requiring proactive supply chain verification to ensure continued market access.
United KingdomHSE Updates Risk Assessment Methodology for Dithiocarbamate Residues
The UK Health and Safety Executive has updated its risk assessment methodology for dithiocarbamate residues in food, refining how monitoring results are interpreted as carbon disulphide. This update clarifies the technical framework for regulatory surveillance and risk modeling, providing businesses with greater predictability regarding how residue levels are assessed for consumer safety compliance.
United KingdomUK Industry Groups Warn Of Risks From Proposed UK–EU SPS Crop Protection Alignment
UK industry groups warn that a potential UK-EU SPS agreement could mandate alignment with EU pesticide standards by 2027. This shift would likely trigger the withdrawal of several GB-approved active substances, requiring urgent portfolio reassessment to manage yield and profitability risks.
United KingdomEuropean UnionGreat Britain HSE Confirms Expiry Of Fenpyrazamine Approval For Plant Protection Products
The approval for the pesticide active substance fenpyrazamine in Great Britain expired on 31 December 2025, triggering a mandatory phase-out of all containing plant protection products. Businesses must clear existing inventories by June 2026 and ensure all use or disposal is completed by June 2027 to avoid non-compliance as market access for this substance ends.
United KingdomThese are just a few of the most recent GB Plant Protection Products (GB PPP) alerts. Foresight tracks every jurisdiction, every day — and surfaces only what affects your portfolio, with full citations and evidence.
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Definition
The regulatory framework for the authorisation and control of plant protection products (pesticides) in Great Britain, encompassing the approval of active substances and the placing of products on the market under assimilated UK law.
Industry relevance
GB Plant Protection Products (GB PPP) developments can change product scope, supplier expectations, market access, reporting duties, and risk ownership. Foresight tracks the signals early so teams can respond before obligations become urgent.
Foresight tracking
Foresight monitors official sources, extracts structured regulatory intelligence, and maps alerts to a customer's products, substances, markets, and priorities so teams see the relevant signal with source evidence for review.
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