Industrial Chemical

REACH Authorisation List Update: UV-326, UV-329, TPP and Photoinitiator 379 Proposed

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EU CHEMICAL COMPLIANCE | REACH AUTHORISATION & SVHC RISK MANAGEMENT

On 2 February 2026, the European Chemicals Agency (ECHA) published its 13th draft recommendation for the REACH Authorisation List, proposing the inclusion of UV-326, UV-329, triphenyl phosphate (TPP), and Photoinitiator 379 in Annex XIV.

The draft recommendation is open for a three-month public consultation until 2 May 2026. Companies supplying chemicals, mixtures, materials, or articles to the EU should review whether these substances are present in their portfolios and assess substitution, use continuity, and potential authorisation needs at an early stage.

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News Brief

On 2 February 2026, the European Chemicals Agency (ECHA) published its 13th draft recommendation for the REACH Authorisation List, also known as Annex XIV of REACH. The draft proposes adding four substances: UV-326, UV-329, triphenyl phosphate (TPP), and Photoinitiator 379.

The draft recommendation is currently open for a three-month public consultation until 2 May 2026. Relevant industry stakeholders may submit comments on issues such as substance uses, substitution feasibility, potential exemptions, and socioeconomic impacts.

All four substances were added to the SVHC Candidate List in 2024. Their proposed inclusion in the Authorisation List approximately two years later suggests that the EU is taking a faster and more proactive control approach for substances with high concern properties.

Details of the Proposed Substances

The four substances are used in a range of industrial and downstream applications, including plastics, rubber, coatings, adhesives, flame retardants, plasticizers, printing inks, and UV curing systems. The proposed recommendation reflects ECHA's prioritisation of substances with significant use volumes, wide application areas, and hazardous properties relevant to human health or the environment.

SubstanceEC / CAS No.SVHC propertyMain usesFurther considerations
UV-326
Bumetrizole
223-445-4 / 3896-11-5vPvBUV absorber used in plastics, rubber, coatings, adhesives, cleaning products, and fragrances.Grouped with other UV stabilisers already included in Annex XIV or under close regulatory scrutiny.
UV-329
2-(2H-benzotriazol-2-yl)-4-(1,1,3,3-tetramethylbutyl)phenol
221-573-5 / 3147-75-9vPvBUV absorber used in plastic and rubber products and coatings.Relevant to companies managing benzotriazole-class UV stabiliser portfolios.
TPP
Triphenyl phosphate
204-112-2 / 115-86-6Endocrine-disrupting properties for the environmentFlame retardant and plasticizer used in plastics, adhesives, sealants, and coatings.Grouped with phosphate substances already included in Annex XIV.
Photoinitiator 379
2-(dimethylamino)-2-[(4-methylphenyl)methyl]-1-[4-(morpholin-4-yl)phenyl]butan-1-one
438-340-0 / 119344-86-4Toxic for reproductionPhotoinitiator used in inks, printing, and coatings.Relevant to high-performance UV curing systems and related downstream applications.

What Annex XIV Inclusion Would Mean

Once a substance is formally included in REACH Annex XIV, companies must stop placing it on the EU market or using it after the relevant sunset date, unless an authorisation has been granted for a specific use or an exemption applies.

Companies that wish to continue using an Annex XIV substance must submit a complete authorisation application to ECHA before the latest application date (LAD). The specific sunset date and latest application date will only be determined if and when the substances are formally added to the Authorisation List.

Authorisation preparation can be complex and time-consuming. It may involve use mapping, exposure assessment, risk control measures, alternatives analysis, socioeconomic analysis, and consultation strategy. For affected companies, early preparation is important because the response window between Candidate List inclusion, recommendation, and final Annex XIV entry can be limited.

Recommendations for Companies

1. Conduct substance screening

Check product formulations, materials, and supply chains for the presence of UV-326, UV-329, TPP, or Photoinitiator 379.

2. Adopt a dual-track strategy

Evaluate alternatives while assessing whether continued use may require authorisation preparation.

3. Monitor and participate

Submit evidence-based comments during the consultation where uses, substitution constraints, or socioeconomic impacts need to be clarified.

4. Strengthen supply chain communication

Coordinate with upstream suppliers, downstream users, and EU importers to support continuity and compliance planning.

The draft recommendation signals that EU regulatory action on high-concern substances is accelerating. Companies in affected sectors should use the remaining preparation period to plan for substitution, authorisation strategy, supply chain communication, and EU market access continuity.

How REACH24H Can Help

REACH24H can support companies with REACH authorisation monitoring, SVHC and Annex XIV screening, use mapping, supply chain communication, substitution assessment, authorisation strategy review, SDS and label review, and EU chemical compliance planning. Related services include EU REACH, SVHC Notification, EU CLP, and GHS/SDS/label compliance.

Need to assess whether your products may be affected?

Contact REACH24H to review substance scope, portfolio exposure, SVHC obligations, possible authorisation risks, and EU supply chain response strategies.

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