Regulatory Brief · Issue 07

82 Allergens. One Deadline. Is Every EU-Bound Product in Your Portfolio Compliant?

EU Regulation 2023/1545 expanded the mandatory allergen declaration list from 26 to 82 substances on 31 July 2026. A November 2025 Corrigendum added three further changes that most brands missed.

Published 23 July 2026 · 7 min read · BW Group Essential Oils Intelligence
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From 31 July 2026, every new cosmetic product placed on the EU market must declare 56 additional fragrance allergens — expanding the mandatory label list from 26 to 82 substances. The regulation covers synthetic and natural fragrance ingredients equally. Essential oils are specifically named. A November 2025 Corrigendum introduced three further changes — patchouli added to Annex III, Pelargonium Graveolens scope expanded, Rose ketone INCI name corrected — that many brands finalising compliance work before that date did not capture. Existing stock has a sell-through window to July 2028. But nothing new ships to EU without compliant labels from this date.

Study 1 — The Regulatory Timeline

EU Regulation 2023/1545 has been in force since August 2023. Brands were given a three-year transition to update labels and documentation. That transition ended on 31 July 2026. The November 2025 Corrigendum — published quietly, with no change to deadlines — introduced specific changes that compliance teams working from the original 2023 text may have missed.

DateMilestoneStatusWhat It Means
26 July 2023Regulation EU 2023/1545 publishedDONE3-year and 5-year transition clocks start
November 2025Corrigendum issued — 3 specific changesMISSED BY MANYPatchouli added. Pelargonium scope expanded. Rose ketone INCI corrected.
31 July 2026New products deadlineIN FORCEAny product placed on EU market must carry full 82-allergen declaration where applicable
31 July 2028Existing stock sell-through endsUPCOMINGNon-compliant stock already on market may sell through until this date only

Source: EU 2023/1545 (Official Journal L188, 27 July 2023); November 2025 Corrigendum; COSlaw.eu FAQ April 2026.

Study 2 — Essential Oils Allergen Matrix

The 82-allergen list includes individual chemical entities present naturally in essential oils. A single oil can trigger multiple allergen declarations simultaneously. Thresholds: leave-on products >0.001%; rinse-off products >0.01% in the finished product.

LinaloolLinalyl AcetateLimoneneCoumarinGeraniolCompliance Note
Kashmiri Lavender~~~
Himalayan Cedarwood~
South Indian Vetiver
Tagetes Minuta~
Patchouli~
Bergamot / Citrus

Source: EU 2023/1545 Annex III; November 2025 Corrigendum; Cosmacon allergen analysis 2025. ✔ = must declare above threshold. ~ = check batch GC-MS. ✖ = not typically present above threshold.

Study 3 — Compliance Document Checklist

Compliance with EU 2023/1545 is not a single action — it is a cascade of documentation updates across the supply chain. Every document type, the responsible party, and the precise action required.

DocumentResponsible PartyDeadlineAction Required
Product Label (INCI list)Brand / Manufacturer31 Jul 2026Add all newly declarable allergens by name when present above threshold
Product Information FileBrand / Responsible Person31 Jul 2026Update to reflect new allergen declarations. Obtain updated supplier documentation.
Cosmetic Product Safety ReportQualified Safety Assessor31 Jul 2026CPSR must be updated for all 82 allergens. Recalculate Margins of Safety.
CPNP NotificationResponsible Person31 Jul 2026Update product details in the CPNP if label changes made.
IFRA CertificateF&F House / SupplierOngoingEnsure certificates reference IFRA Amendment 51, not Amendment 49 or 50.
Supplier Allergen DeclarationRaw Material SupplierImmediateRequest updated declarations from every fragrance ingredient supplier. GC-MS with constituent % is the gold standard.
Corrigendum VerificationAll compliance teamsURGENTRe-verify compliance work against November 2025 Corrigendum — not just the 2023 text.

Source: EU 2023/1545; EU Cosmetics Regulation 1223/2009; COSMOS-standard; IFRA Amendment 51; Obelis EU Cosmetic Regulation Update April 2026.

Study 4 — Stakeholder Action Map

Every operator in the supply chain has a specific, time-sensitive action. For producers and exporters with documented, GC-MS certified supply — this regulation is not a threat. It is a moat that narrows the field of compliant suppliers.

StakeholderRisk Level8-Day Action
F&F HouseCRITICALAudit every natural-oil-containing formula against the 82-allergen list. Verify compliance work was done against the November 2025 Corrigendum, not just the 2023 regulation.
Personal Care BrandCRITICALNew EU-bound products cannot be placed on market without compliant labels from 31 July. Begin CPNP notifications immediately for any updated products.
Cosmetics ManufacturerCRITICALEvery CPSR must be reviewed and updated to cover the full 82-allergen scope. Contact your qualified safety assessor this week.
TraderHIGHRequest updated allergen declarations from every essential oil supplier before accepting new stock. GC-MS with constituent percentages is required.
Producer / ExporterOPPORTUNITYGC-MS certified, batch-specific constituent reports are exactly what buyers need to complete allergen declarations. Make this explicit in every quote.

Source: EU 2023/1545; COSlaw.eu; Informait EU Cosmetics Guide June 2026; Registrar Corp CPSR Compliance Updates July 2026.

Analyst Note

Regulation is not the enemy of natural ingredient suppliers — it is the moat. Every compliance cycle narrows the field of suppliers who can provide what buyers actually need: batch-specific GC-MS reports, constituent percentages, allergen declarations at the individual compound level. The operators who have this infrastructure in place are not just compliant — they are the only suppliers a well-run F&F house or personal care brand can safely work with after 31 July. The 82-allergen expansion is, for documented natural ingredient suppliers, a competitive filtering event. The undocumented lose access. The documented gain it.

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