On March 24, 2026, the European Chemicals Agency (ECHA) published the updated Community Rolling Action Plan (CoRAP) for the years 2026-2028. The updated plan lists 27 substances suspected of posing risks to human health or the environment, which are scheduled for evaluation by EU Member State Competent Authorities under the REACH Regulation.
Substance evaluation is the process under REACH Regulation (EC) No 1907/2006 (Articles 44 to 48) that allows generation of information for clarification of such potential risks. The CoRAP is a list of prioritized substances for evaluation over a period of three years. The 2026-2028 update was prepared in cooperation with Member States and officially adopted by ECHA following the opinion of the Member State Committee (MSC) issued on February 10, 2026.
The evaluation of the 27 listed substances is distributed across the three-year period: 17 substances are slated for evaluation in 2026, 9 in 2027, and 1 in 2028.
The remaining 1 substance of the 20 substances listed in the previous CoRAP 2025-2027 update is withdrawn from CoRAP. For this substance, substance evaluation has been considered currently of low priority or unnecessary as the available data are considered sufficient to clarify the initial concern.
Here is a list of 17 substances proposed to be evaluated in 2026:
Substance Name | EC/List No. | CAS No. | Initial Grounds for Concern | Source | Member State |
N,N,4- trimethylpiperazine-1- ethylamine | 203- 183-7 | 104-19-8 | Reproductive toxicity Specific target organ toxicity - repeated exposure Wide dispersive use Exposure of workers | already in CoRAP | Ireland |
2-methylpropan-1-ol | 201- 148-0 | 78-83-1 | Reproductive toxicity Other human health hazard Wide dispersive use Consumer use Exposure of workers Exposure of sensitive populations Exposure of environment High (aggregated) tonnage | already in CoRAP | Denmark |
1,4-bis[(2,3- epoxypropoxy)methyl]cyc lohexane | 238- 098-4 | 14228- 73-0 | Germ cell mutagenicity Wide dispersive use Consumer use Exposure of workers | already in CoRAP | Italy |
1,3-diisopropylbenzene | 202- 773-1 | 99-62-7 | Persistent, bioaccumulative and toxic Very persistent and very bioaccumulative Exposure of environment High (aggregated) tonnage | already in CoRAP | France |
1,4-diisopropylbenzene | 202- 826-9 | 100-18-5 | Persistent, bioaccumulative and toxic Very persistent and very bioaccumulative Exposure of environment Exposure of workers | already in CoRAP | France |
Reaction mass of 1,3- diisopropylbenzene and 1,4-diisopropylbenzene | 905- 459-9 | Persistent, bioaccumulative and toxic Very persistent and very bioaccumulative Exposure of environment High (aggregated) tonnage | already in CoRAP | France | |
A mixture of branched and linear C7-C9 alkyl 3- [3-(2H-benzotriazol-2- yl)-5-(1,1- dimethylethyl)-4- hydroxyphenyl]propionat es | 407- 000-3 | 127519- 17-9 | Persistent, mobile and toxic Very persistent and very mobile Wide dispersive use Exposure of environment | already in CoRAP | Spain |
A mixture of: α-3-(3-(2Hbenzotriazol-2-yl)-5-tertbutyl-4- hydroxyphenyl)propionylω-hydroxypoly(oxyethylene ); α-3-(3-(2Hbenzotriazol-2-yl)-5-tertbutyl-4- hydroxyphenyl)propionylω-3-(3-(2H-benzotriazol2-yl)-5-tert-butyl-4- hydroxyphenyl)propionyl oxypoly(oxyethylene) | 400- 830-7 | - | Persistent, mobile and toxic Very persistent and very mobile Wide dispersive use Exposure of environment | already in CoRAP | Spain |
Methyl 3-[3-(2Hbenzotriazol-2-yl)-4- hydroxy-5-(2-methyl-2- propanyl)phenyl]propano ate | 400- 820-2 | 84268- 33-7 | Persistent, mobile and toxic Very persistent and very mobile Wide dispersive use Exposure of environment | already in CoRAP | Spain |
Reaction mass of Octyl-3- [3-tert-butyl-4-hydroxy5-(5-chloro-2Hbenzotriazole-2- yl)phenyl]propionate and 2-Ethylhexyl-3-[3-tertbutyl-4-hydroxy-5-(5- chloro-2H-benzotriazole2-yl)phenyl]propionate | 916- 914-6 | - | Persistent, mobile and toxic Very persistent and very mobile Wide dispersive use Exposure of environment | already in CoRAP | Spain |
Di-substituted tert-alkyl 3- [3-(2H-benzotriazol-2- yl)-5-tert-butyl-4- hydroxyphenyl]propanoat e | confidential | Persistent, mobile and toxic Very persistent and very mobile Wide dispersive use Exposure of environment | already in CoRAP | Spain | |
tetramethylthiuram monosulphide | 202- 605-7 | 97-74-5 | Germ cell mutagenicity Specific target organ toxicity - repeated exposure Consumer use Exposure of workers | new | Denmark |
(3E)-4- [(1S,3aS,4R,7aS)-1,7adimethyloctahydro-4H1,4-methanoinden-4- yl]pent-3-en-2-one | 948- 498-7 | 143785- 33-5 | Persistent, bioaccumulative and toxic Very persistent and very bioaccumulative Wide dispersive use Consumer use Exposure of workers Exposure of environment | new | France |
methyl N- {[dimethoxy(methyl)silyl ]methyl}carbamate | 457- 690-5 | 23432- 65-7 | Reproductive toxicity Endocrine disruptor for human health Endocrine disruptor for environment Persistent, mobile and toxic Wide dispersive use Consumer use Exposure of workers Exposure of environment | new | Netherlands |
Disodium 2-(2,4,5,7- tetraiodo-6-oxido-3- oxoxanthen-9- yl)benzoate | 240- 474-8 | 16423- 68-0 | Persistent, mobile and toxic Very persistent and very mobile Wide dispersive use Consumer use Exposure of workers Exposure of environment | new | Sweden |
2-methoxy-2- methylbutane | 213- 611-4 | 994-05-8 | Very persistent and very mobile Wide dispersive use Consumer use Exposure of workers Exposure of environment High (aggregated) tonnage | new | France |
tert-butyl methyl ether | 216- 653-1 | 1634-04- 4 | Very persistent and very mobile Wide dispersive use Consumer use Exposure of workers Exposure of environment High (aggregated) tonnage | new | France |
You can click here to obtain the complete CoRAP update for 2026-2028.
Based on the substance evaluation results, the Member States may conclude that the risks are sufficiently under control. Otherwise, it may lead to the proposal of EU-wide risk management measures such as restrictions, identification of substances of very high concern or other actions outside the scope of REACH e.g. harmonised classification.


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