GHS Implementation in the United States

The United States has implemented GHS in workplace through revised Hazard Communication Standard (HCS) issued by the Occupational Safety and Health Administration (OSHA) in 2012. All hazardous substances and mixtures need to be classified and labelled in accordance with the new HCS from 1 June 2015.

Classification & Building Blocks - HCS

• Based on GHS Rev. 3;
• Acute Toxicity 5 not adopted;
• Extra classification criteria for OSHA defined hazards - Hazards Not Otherwise Classified (HNOC): pyrophoric gases, simple asphyxiants, and combustible dust;
• International Agency for Research on Cancer (IARC) and the National Toxicology Program (NTP) classifications are mandatory in SDSs;

Read more about labelling and SDS requirements in the US(US GHS).

Related Regulations and Standards

• Toxic Substance Control Act (TSCA);
• California Proposition 65;