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 Traffic Safety Commission $3,772,380.58 on October 1, 2025, under the Section 405(d) Impaired Driving Countermeasures Grant program (CFDA 20.616, National Priority Safety Programs). The award funds state impaired driving countermeasures consistent with 23 C.F.R. § 1300.23(j), including adoption and enforcement of mandatory alcohol-ignition interlock laws and 24/7 sobriety programs. The Traffic Safety Commission, Washington's designated State Highway Safety Office based in Olympia, will implement countermeasure strategies and planned projects detailed in an approved triennial highway safety plan and annual grant application designed to reduce crashes, injuries, and fatalities from motor vehicle crashes. The period of performance runs through September 30, 2029. Funding is apportioned using a statutory formula to states and territorial highway safety offices that meet statutory eligibility requirements. 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.