Section 405(D) impaired driving countermeasures grant (23 C.F.R. § 1300.23; 23 U.S.C. § 405(D)) €• grant to support certain costs of state impaired driving countermeasures programs consistent…

The National Highway Traffic Safety Administration awarded the Government of District of Columbia, Department of Transportation $1,485,270.04 on October 1, 2025, under the National Priority Safety Programs formula grant program (CFDA 20.616), specifically for Section 405(d) impaired driving countermeasures.

The recipient will deploy funding to support state impaired driving countermeasures programs, including costs associated with adoption and enforcement of mandatory alcohol-ignition interlock laws and 24/7 sobriety programs. Work is performed in Washington, DC 20003, with a period of performance extending through September 30, 2029. Funding is obligated based on an approved triennial highway safety plan and annual grant application detailing countermeasure strategies and planned projects designed to reduce crashes, injuries, and fatalities resulting from impaired driving.

The Section 405(d) program apportions funding to state and territorial highway safety offices using a statutory formula. Eligible recipients, including the District of Columbia, must meet statutory requirements tied to impaired driving risk classification (low-range, mid-range, or high-range state). The assistance type is a formula grant.

Section 405(D) impaired driving countermeasures grant (23 C.F.R. § 1300.23; 23 U.S.C. § 405(D)) €• grant to support certain costs of state impaired driving countermeasures programs consistent with 23 C.F.R. § 1300.23(J). 405(D) funding is used for impaired driving countermeasures. Qualifying states must meet statutory requirements and can also receive funding for adoption and enforcement a mandatory alcohol-ignition interlock laws and 24/7 sobriety programs. These funds are apportioned using statutory apportionment formula. These funds are provided to the state and territorial highway safety offices based on an approved triennial highway safety plan that details problem identification, public participation and engagement, performance measures, countermeasure strategies for programming funds and an approved annual grant application that details planned projects using identified countermeasure strategies for programming funds to help reduce crashes, injuries and fatalities resulting from motor vehicle crashes.