Cabinet departmentMedium

Department of the Interior(DOI)

Cabinet department for public lands, national parks, wildlife, energy and mineral leasing, water, geological science, and trust responsibilities to Tribes and Native communities.

Function

Cabinet department

Parent

Top-level (no parent)

FY2026 Budget Authority

$89.86B

Official Data

USAspending.gov

Evidence & Review

Evidence Confidence

Medium

Verification Status

AI-researched, unverified

Last Reviewed

Jul 5, 2026

Retrieved On

Jul 5, 2026

Overview Data & Performance Budget & Resources Reform Proposals Documents

Current Cost Footprint

Medium

USAspending's FY2026 Q3 top-tier record, code 014, reports budget authority of $89.86B, obligations of $22.70B, and outlays of $23.43B. Drivers include land and park operations, wildfire and ecosystem management, water infrastructure, tribal programs, energy/minerals oversight, and scientific monitoring. Treat USAspending values as spending-system scale, not audited operating cost. Agency records can include benefits, trust funds, financing accounts, offsetting collections, and transfer flows.

Reported Cost Snapshots

From USAspending.gov top-tier agency records

Fiscal Period	Budget Authority	Obligations	Outlays	Source
FY2026 Q3	$89.86B	$22.70B	$23.43B	USAspending top-tier API

Treat USAspending values as spending-system scale, not audited operating cost. Agency records can include benefits, trust funds, financing accounts, offsetting collections, and transfer flows.