Reports
Questioned Costs and Disputed Property Ownership at BLM’s Walking Box Ranch
Fraud Allegations Involving Tribal Mineral Royalties in Oklahoma Unfounded
OIG initiated an investigation after receiving allegations that an oil and gas company failed to properly report and pay mineral royalties owed to a Tribe located in Oklahoma.
Investigative Report of Questionable Actions Allegedly Taken by NPS Officials During the 2017 Presidential Inauguration
Verification Review – Recommendations for the Report, “U.S. Department of the Interior’s Underground Injection Control Activities” (Report No. CR-EV-MOA-0006-2012)
Royalties Associated with Oil Inventory Adjustment Remain Outstanding