Agency Procurement Guide

Contracts with the Department of the Interior

DOI includes BLM, NPS, USGS, USFWS, BOR, BIA, and BSEE. Construction at parks, dam infrastructure, and tribal facility work make up large portions of the discretionary spend.

Procurement overview

Annual contract obligations
~$18B
Mission
Public lands, water, and Indian affairs
Procurement office
Interior Business Center

Contract vehicles used most

  • IBC IDIQs
  • BIA IDIQs
  • GSA MAS

How businesses win bids with the DOI

Buy Indian Act set-asides at BIA and IHS are a unique pathway for Indian Economic Enterprises — competitive on most BIA/IHS construction and services buys.

Most active NAICS codes

Industries that sell most to DOI

States with the most DOI contracting activity

FAQs

How much does the Department of the Interior spend on contracts annually?
The Department of the Interior obligates approximately $18 billion in contracts each fiscal year.
What contract vehicles does the Department of the Interior use most?
Common contract vehicles include IBC IDIQs, BIA IDIQs, GSA MAS.
What NAICS codes are most used by the Department of the Interior?
The most-used NAICS codes are 541330 (Engineering Services); 237990 (Other Heavy Construction); 562910 (Remediation Services).
How do small businesses win work with the Department of the Interior?
Buy Indian Act set-asides at BIA and IHS are a unique pathway for Indian Economic Enterprises — competitive on most BIA/IHS construction and services buys.
Where is the Department of the Interior's procurement office?
Primary procurement oversight sits with the Interior Business Center.

Official procurement resources

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