What regulatory guidelines apply to 4-chloroaniline hydrochloride (CAS: 20265-96-7)?

4-Chloroaniline hydrochloride (CAS: 20265-96-7) falls under the Globally Harmonized System of Classification and Labelling of Chemicals (GHS) as a hazardous material due to its potential skin and respiratory irritant properties. It is regulated by the REACH regulations in the European Union, requiring manufacturers and importers to register the substance if the annual tonnage exceeds one ton. In the United States, the Environmental Protection Agency (EPA) and the Food and Drug Administration (FDA) have specific regulations regarding its use, storage, and disposal to ensure environmental and occupational safety.