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FY26 US DOT Drone Infrastructure Inspection Grants (DIIG) Program

Agency: 69A345 Office of the Under Secretary for Policy

Assistance Listings: 20.765 -- Drone Infrastructure Inspection Grant (DIIG)

Last Updated: July 20, 2026

Description

The Drone Infrastructure Inspection Grants (DIIG) Program will provide grants to eligible government entities to facilitate the use of small Unmanned Aircraft Systems (UAS), referred to herein as drones, in critical infrastructure inspection. The objective is to increase the widespread adoption of drones and relevant technologies in support of more efficient Inspection, Operation, Construction, Maintenance, and Repair (IOCMR) of critical infrastructure to improve worker safety related to critical infrastructure projects. The program is established by Section 912 of Public Law 118-63 and Public Law 119-75. Eligible uses of grant funds include purchasing, leasing, or enhancing drone systems; contracting for services when internal expertise is lacking in the government entities; and supporting program management for these systems and operations. The DIIG Program prioritizes projects that create and utilize innovative drone inspection technologies and systems, address inspection data management and data platform interoperability, and streamline inspection workflows and processes while accounting for the complexities inherent in multi-jurisdictional regions. Total available funds of $9,000,000 in the DIIG Program (Fiscal Year 2026) are to be awarded on a competitive basis. In selecting applications, the Department will prioritize projects carried out in a variety of communities and projects that address safety risks in the IOCMR of critical infrastructure.


The Federal share of the total project cost may not exceed 50 percent.

·     A lead applicant may request an increase in the Federal share up to 75 percent.

·     A request for an increased Federal share must be submitted in writing as part of the application.

·     The request must demonstrate that additional Federal assistance is necessary to facilitate acceptance and full use of the grant, such as by alleviating economic hardship, meeting additional workforce needs, or other appropriate reasons determined by the Department.


Applications from private companies, nonprofit organizations, institutions of higher education, and other non-governmental entities are not eligible unless such entities participate only as contractors, vendors, or other non-applicant partners to an eligible governmental entity.

Eligibility

Eligible applicants

Miscellaneous

  • Other

Government

  • Federally recognized Native American tribal governments
  • County governments
  • State governments
  • City or township governments

Additional information

An eligible applicant must be one of the following:•A State, the District of Columbia, the Commonwealth of Puerto Rico, a territory of the United States, or a political subdivision thereof.•A unit of local government.•A Tribal government.•A metropolitan planning organization.•A consortia of more than one of the entities listed above.

Grantor contact information

Description

Thy H Nguyen Grantor 202-875-0520

Email

DIIG Admin POC

thy.nguyen@dot.gov

Documents

No documents are currently available.

Link to additional information

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Forecasted

Estimated Post Date:

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Estimated Application Due Date:

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Estimated Due Date Description:

Not available

Estimated Award Date:

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Estimated Project Start Date:

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Fiscal Year:

2026

Application process

This site is a work in progress. Go to www.grants.gov to apply, track application status, and subscribe to updates.

Award

$9,000,000

Program Funding

5

Expected awards

$500,000

Award Minimum

$9,000,000

Award Maximum

Funding opportunity number:

DOT-HASS-FY26-DIIG

Cost sharing or matching requirement:

Yes

Funding instrument type:

Grant

Opportunity Category:

Discretionary

Opportunity Category Explanation:

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Category of Funding Activity:

Community development

Consumer protection

Disaster prevention and relief

Employment labor and training

Information and statistics

Other

Science technology and other research and development

Transportation

Category Explanation:

The DIIG program facilitates the use of small unmanned aircraft systems to support more efficient inspection, operation, construction, maintenance, and repair of an element of critical infrastructure to improve worker safety related to projects.

History

Version:

1

Forecast posted date:

July 20, 2026

Archive date:

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