The Department of the Interior (DOI) oversees the federal government's vast public lands and natural resources, national parks, and Native American affairs. It includes the National Park Service, the Fish and Wildlife Service, the Bureau of Land Management, and the Geological Survey.
It issues many rules on energy and mineral development permits and on environmental and wildlife protection. Covering land, resources, and tribal affairs at the core of U.S. land management, it is a frequent issuer in this site's Federal Register data.
What the data shows
- We have collected 352 Federal Register documents (rules and notices) for this agency.
- It awarded $129,710,203 in federal contracts (3 awards) in our collection; the top recipient is TUKNIK GOVERNMENT SERVICES LLC ($128,321,783, ~99%).
- Spending is concentrated in a single top recipient.
Federal Register (rules & notices)
By type： Notice 321Rule 20Proposed Rule 11
- Notice Aug 3, 2026 Notice of Intended Repatriation: Franklin County Historical Society, Ottawa, KS ↗
- Notice Aug 3, 2026 Notice of Intended Repatriation: Museum of Ventura County, Ventura, CA ↗
- Notice Aug 3, 2026 Notice of Intended Repatriation: Michigan State University, East Lansing, MI ↗
- Notice Aug 3, 2026 Notice of Inventory Completion: U.S. Army Corps of Engineers, St. Louis District... ↗
- Notice Aug 3, 2026 Notice of Inventory Completion: Archaeological Survey of Idaho Western Repositor... ↗
- Notice Aug 3, 2026 Notice of Intended Repatriation: University of California, San Diego, San Diego,... ↗
- Notice Aug 3, 2026 Notice of Proposed Transfer or Reinterment: University of Wisconsin Oshkosh, Osh... ↗
- Notice Aug 3, 2026 Notice of Inventory Completion: Lost City Museum, Overton, NV ↗
Federal contracts (awarded · USAspending)
What this shows：In the collected data, the largest single recipient is TUKNIK GOVERNMENT SERVICES LLC (about 99% of the total), across 2 recipients — showing how concentrated awards are at the top.
| Amount | Recipient | Scope (original) |
|---|---|---|
| ≈$106.7M | TUKNIK GOVERNMENT SERVICES LLC ／Departmental Offices | INFORMATION TECHNOLOGY (IT), ARTIFICIAL INTELLIGENCE (AI), AND MACHINE LEARNING (ML) PROGR... ↗ |
| ≈$21.6M | TUKNIK GOVERNMENT SERVICES LLC ／Departmental Offices | INFORMATION TECHNOLOGY, ARTIFICIAL INTELLIGENCE, AND MACHINE LEARNING PROGRAMMATIC SUPPORT... ↗ |
| ≈$1.4M | GREAT HILL SOLUTIONS, LLC ／Departmental Offices | GENERATIVE ARTIFICIAL INTELLIGENCE MODELS INTEGRATION (GAIMI) AGILE REACTION TEST (ART) TA... ↗ |
Where the money goes (by company)
The main companies this agency funds and cumulative amounts, from this site's collected contract data. Click a company for details.
Federal contract awards over time (past 9 fiscal years)
Federal contract awards by Department of the Interior has risen about 53% from FY2017 to FY2025 (≈$4.26B to ≈$6.53B).
| Fiscal year | Awarded |
|---|---|
| FY2025 | ≈$6.53B |
| FY2024 | ≈$8.12B |
| FY2023 | ≈$7.64B |
| FY2022 | ≈$6.52B |
| FY2021 | ≈$5.08B |
| FY2020 | ≈$4.51B |
| FY2019 | ≈$3.93B |
| FY2018 | ≈$4.34B |
| FY2017 | ≈$4.26B |
Total federal contracts (award types A–D) awarded by this agency per fiscal year (starting October). Source: USAspending. May be revised.
Timeline
Events tied to this entity, newest first, from the data this site tracks.
Based on real dates within this site's collected set (contracts = start date / filings = filing date / rules = publication date). Not exhaustive.
Related data (cross-agency)
FAQ
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Sources (primary)
This page is an independent organization that joins the U.S. official data below. Verify the exact, latest, and complete details with each official source.