On 16 June 2026, the Health and Safety Executive (HSE) formally announced that, under UK REACH, the following 15 substances/groups of substances have been added to the Candidate List as Substances of Very High Concern (SVHCs). The addition takes effect from 15 June, following a 6‑week public consultation, and HSE confirmed the inclusion after considering the responses received.
- 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
