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This grant closed on June 8, 2026. It remains listed for reference — similar grants still accepting applications are shown below.

Federal Agency · Department of the Interior

OIA Maintenance Assistance Program 2026

Last updated: August 19, 2026

Posted March 16, 2026

Funding

$0 – $4.4M

Closes

June 8, 2026

NAICS

237

Similar grants still open

The Office of Insular Affairs (OIA) is seeking proposals for its Maintenance Assistance Program (MAP), which offers grant funding to support, develop, improve and institutionalize infrastructure maintenance practices in the insular areas. Funds can also be used for critical repairs to infrastructure. Program Details Department of the Interior is a federal agency that offers the OIA Maintenance Assistance Program 2026 grant program to support infrastructure. This funding opportunity is available nationally and is administered by Department of the Interior through Grants.gov. Organizations seeking funding for infrastructure should review the details below and confirm their eligibility before preparing an application. Eligibility Eligible applicants include eligible organizations. Organizations that meet the eligibility criteria are encouraged to apply and to review the full program guidelines before submission. Because eligibility rules and funding priorities can change between cycles, applicants should always confirm the current requirements with Department of the Interior or on Grants.gov before investing time in an application. Funding and Timeline Funding available: $0 – $4.4M. Applications are due by June 8, 2026. Applicants should allow sufficient time to gather required documentation, including organizational information, project descriptions, budgets, and supporting materials as specified in the program guidelines. Submitting a complete application well ahead of the deadline reduces the risk of disqualification on technical or administrative grounds. Program Focus This grant supports infrastructure. This grant is associated with NAICS industry classifications: 237. Organizations operating in these sectors are encouraged to review eligibility. Funded projects are expected to demonstrate measurable outcomes aligned with the program's stated objectives. Grant recipients may be required to submit progress reports and final evaluations as a condition of the award, and to retain records for audit and compliance purposes. How to Apply Eligible organizations can apply through Grants.gov. Create a free organization profile on GrantRegister to see whether this grant matches your organization's NAICS code, entity type, location, and focus area, and to receive a weekly digest of every open grant you qualify for. GrantRegister maintains a complete, authoritative registry of US federal, state, and foundation grant opportunities — matched automatically to your organization profile and delivered every Monday.

Eligibility

  • Programs related to infrastructure

Award details

Award range: $0 – $4.4M. Applications close on June 8, 2026.

Categories

Infrastructure

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Applications closed — listing kept for reference.·Source: Grants.gov·Last seen Jun 8, 2026

GrantRegister provides information, not advice. Eligibility requirements and deadlines are set by the funder and can change without notice. Confirm eligibility, deadlines, and requirements with Department of the Interior before applying.