Section 405(d) alcohol-ignition interlock grant (23 C.F.R. § 1300.23(g); 23 U.S.C. § 405(d)(6)) ― incentive grant awarded to states with conforming alcohol-ignition interlock laws that may be used…

The National Highway Traffic Safety Administration awarded the District of Columbia Department of Transportation $178,415.81 on October 1, 2025, under the Section 405(D) Alcohol-Ignition Interlock Grant, a formula grant program classified as National Priority Safety Programs (CFDA 20.616).

The funds support impaired driving countermeasures, including adoption and enforcement of mandatory alcohol-ignition interlock laws and 24/7 sobriety programs, designed to reduce crashes, injuries, and fatalities resulting from motor vehicle crashes. The District of Columbia qualifies as a state that has met statutory requirements and enacted conforming alcohol-ignition interlock laws, making it eligible for this incentive grant under 23 U.S.C. § 405(d)(6).

The award covers the period from October 1, 2025, through September 30, 2029. Place of performance is Washington, DC 20003. The recipient will implement planned projects using identified countermeasure strategies consistent with an approved Triennial Highway Safety Plan and Annual Grant Application. The District of Columbia applies these funds on a cost-reimbursement basis through the Electronic Transfer of Funds method, with the federal share reimbursed on vouchers covering incurred costs. Project records must be retained for three years following submission of the final expenditure report.

Section 405(d) alcohol-ignition interlock grant (23 C.F.R. § 1300.23(g); 23 U.S.C. § 405(d)(6)) ― incentive grant awarded to states with conforming alcohol-ignition interlock laws that may be used for any eligible use 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.