The U.S. Chemical Safety and Hazard Investigation Board, or the CSB, was made fully operational in 1998 after being given the ability to form in 1990 under the Clean Air Act Amendments. Located in Washington, DC, the U.S. Chemical Safety and Hazard Investigation Board operates as an independent federal agency providing investigative services for industrial chemical accidents. For chemical accidents, the U.S. Chemical Safety and Hazard Investigation Board conducts root cause investigations through interviews, sample collection, and audits of processes and records. The U.S. Chemical Safety and Hazard Investigation Board additionally contributes to OSHA and EPA regulation changes based on accidents findings. As an employer, the U.S. Chemical Safety and Hazard Investigation Board has offered full time and telecommuting employment opportunities.