U.S. Federal Administrative Regulations, Policy, and Decisions
This Guide provides direct access to primary source publications of U.S. federal government agencies and departments. It includes agency rulings, decisions, memoranda, letters, regulations, opinions, etc.
EPA leads the nation's environmental science, research, education and assessment efforts. The mission of the Environmental Protection Agency is to protect human health and the environment. Since 1970, EPA has been working for a cleaner, healthier environment for the American people.
Memoranda issued by EPA on applicability and compliance issues associated with the New Source Performance Standards (NSPS), National Emissions Standards for Hazardous Air Pollutants, and chlorofluorocarbons. (1972-)