What regulatory guidelines apply to 2-Chloro-1,4-benzenediamine (CAS: 615-66-7)?

2-Chloro-1,4-benzenediamine (CAS: 615-66-7) is regulated under the Globally Harmonized System of Classification and Labelling of Chemicals (GHS) as a skin and eye irritant. For European Union (EU) manufacturers, importers, and distributors, REACH regulations apply, requiring registration of substances above one tonne per year. In the United States, it is regulated by the EPA under TSCA (Toxic Substances Control Act) and the FDA for any applications that involve food contact materials.