About Interior | U.S. Department of the Interior Official websites use .gov .gov website belongs to an official government organization in the United States. Secure .gov websites use HTTPS lock ) or means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites. Countdown to America's 250th Anniversary July 4th 2026 America250 Newsroom About Interior About Interior Mission The U.S. Department of the Interior protects and manages the Nation’s natural resources and cultural heritage; provides scientific and other information about those resources; and honors its trust responsibilities or special commitments to American Indians, Alaska Natives, Native Hawaiians, and affiliated Island Communities. Our Bureaus Offices More About Interior Strategic Plan Annual Performance Plans Small Business point of contact Open Government Plain Writing No Fear Act of 2002 Information Quality Act History of Interior Past Secretaries Browse the Library