HSE as the Agency for UK REACH has included 15 substances/groups of substances of very high concern (SVHCs) on the UK REACH Candidate List.

Following a 6-week external consultation and consideration of responses on the identity or hazardous properties of the substances, HSE added the following substances/groups of substances to the UK REACH Candidate List on 15 June 2026:

  • 2,2’,6,6’-tetrabromo-4,4’-isopropylidenediphenol (TBBPA)
  • 2,2-bis(bromomethyl)propane-1,3-diol (BMP); 2,2-dimethylpropan-1-ol, tribromo derivative/3-bromo-2,2-bis(bromomethyl)-1-propanol (TBNPA); 2,3-dibromo-1-propanol (2,3-DBPA)
  • 2-(4-tert-butylbenzyl)propionaldehyde and its individual stereoisomers (Lysmeral)
  • 2-(dimethylamino)-2-[(4-methylphenyl)methyl]-1-[4-(morpholin-4-yl)phenyl]butan-1-one (Omnirad)
  • 6,6’-di-tert-butyl-2,2’-methylenedi-p-cresol (DBMC)
  • 6-[(C10-C13)-alkyl-(branched, unsaturated)-2,5-dioxopyrrolidin-1-yl]hexanoic acid (Tetra-PSCA)
  • Barium diboron tetraoxide
  • Bis(2-(2-methoxyethoxy)ethyl)ether (tetraglyme)
  • Bis(α,α-dimethylbenzyl) peroxide
  • Dioctyltin dilaurate, stannane, dioctyl-, bis(coco acyloxy) derivatives., and any other stannane, dioctyl-, bis(fatty acyloxy) derivatives. wherein C12 is the predominant carbon number of the fatty acyloxy moiety (DOTL)
  • Diphenyl(2,4,6-trimethylbenzoyl)phosphine oxide
  • N-(hydroxymethyl)acrylamide
  • Orthoboric acid, sodium salt
  • Reactive Brown 51:Tetra(sodium/potassium) 7-[(E)-{2-acetamido-4-[(E)-(4-{[4-chloro-6-({2-[(4-fluoro-6-{[4-(vinylsulfonyl)phenyl]amino}-1,3,5-triazine-2- yl)amino]propyl}amino)-1,3,5-triazine-2-yl]amino}-5-sulfonato-1-naphthyl)diazenyl]-5- methoxyphenyl}diazenyl]-1,3,6-naphthalenetrisulfonate
  • Tris(2-methoxyethoxy)vinylsilane

Suppliers of these substances are reminded of the need to comply with the following additional duties, which arise following inclusion on the Candidate List:

  • duty to communicate information on substances in articles
  • notification of substances in articles
  • duty to communicate information on substances in mixtures
  • duty to communicate information on substances

Further information can be found on HSE’s website.

Information regarding the consultations for these substances/groups of substances and decision for inclusion on the Candidate List can be found in the registry of SVHC intentions until outcome.