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Our Latest Organizational Assessment Is Here

The OIG promotes good government through fair, objective, and neutral oversight. Read highlights of some of our most significant accomplishments in the past year.

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Audits, Inspections, and Evaluations Oversight Plan for 2027

AIE developed this plan using a risk-based, tiered approach to best focus our resources. We will initiate work in nine risk areas in fiscal year 2027.

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Semiannual Report to Congress

This report highlights OIG’s work from October 1, 2025, to March 31, 2026.

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Whistleblower Protection

Federal laws protect whistleblowers from reprisal for disclosing waste, fraud, abuse, and danger to public health and safety. Learn more about whistleblower protections for DOI employees, contractors, and grantees, as well as how to file a whistleblower reprisal complaint.

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Infrastructure Oversight

Congress provided more than $34 billion to U.S. Department of the Interior programs through the Infrastructure, Investment, and Jobs Act (IIJA) and the Inflation Reduction Act (IRA). The IIJA and IRA also provided resources to this office.

With fair, objective, and independent oversight, we are helping to safeguard these funds from fraud, waste, and abuse.

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RECENT REPORTS

Office of Audits, Inspections, and Evaluations Fiscal Year 2027 Oversight Plan

Using a risk-based, tiered approach to best focus our resources, AIE will initiate work in nine risk areas in 2027.

Summary: DOI Manager Used His Public Office for the Private Gain of a Relative

We substantiated an allegation that a DOI Manager violated Federal ethics laws by using his public office for the private gain of his adult child.…

Wildlife and Sport Fish Restoration Grants Awarded to the State of Rhode Island by the U.S. Fish and Wildlife Service

The Rhode Island Department of Environmental Management did not comply with laws and regulations and have issues with grant costs and subaward…

The Orphaned Wells Program Office and State of Oklahoma Should Improve the Oversight and Spending of Infrastructure…

We found that the Oklahoma Corporation Commission did not fully comply with Federal regulations and grant terms. 

Wildlife and Sport Fish Restoration Grants Awarded to the Commonwealth of Pennsylvania’s Fish and Boat Commission by…

PA Fish and Boat Commission complied with requirements but we found issues in Federal reimbursements, payroll discrepancies, and out-of-period…

The U.S. Department of the Interior Continues to Make Progress in Its Management of Geospatial Data; However,…

We found that DOI made progress in complying with the GDA but found deficiencies in 2 out of the 13 items.

Issue Areas

U.S. Capitol Dome at night
Congress provided the OIG almost $100 million in the Infrastructure, Investment, and Jobs Act (IIJA) and $10 million in the Inflation Reduction Act (IRA) to oversee the DOI’s management of these funds. Learn how we are helping to safeguard these funds from fraud, waste, and abuse.
Responsibility to Native Americans
The Bureau of Indian Affairs and the Bureau of Indian Education provide services to 574 federally recognized tribes with a population of about 1.9 million American Indians and Alaska Natives. OIG oversight helps prevent fraud and mismanagement that diverts funds from those in need.
Financial Management
DOI has significant financial assets, including contracts, financial assistance awards (grants and cooperative agreements), property, and other resources. Within this broad area, we prioritize oversight work on grants and contracts, CARES Act, and spending under the Great American Outdoors Act.

OIG In The News

Former employee sentenced and ordered to pay restitution for embezzling from federally recognized Tribe
Press Release

ANCHORAGE, Alaska – A Dillingham man and former employee of Curyung Tribal Council, a federally recognized Tribe, was sentenced on April 17, 2026, to two years and a day in prison for stealing his co-workers’ identities and embezzling over $98,000 from the Tribe.

Homeland Security Task Force Investigation Leads To Nigerian National Charged with Money Laundering and Conspiracy to Commit Wire Fraud and Mail Fraud
Press Release

SCRANTON- The United States Attorney’s Office for the Middle District of Pennsylvania announced that Okeoghene Patrick Udugba, age 45, of Frisco, Texas, was indicted by a federal grand jury on charges of Money Laundering and Conspiracy to Commit Wire Fraud and Mail Fraud.