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.
The U.S. Department of the Interior protects America’s natural resources and heritage, honors our cultures and tribal communities, and supplies the energy to power our future.
The DOI Library provides information on its administrative decisions and policies, and links to HeinOnline for texts of historical decisions (available to subscribers only).