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 Arizona Governor's Office of Highway Safety $3,140,713.43 on October 1, 2025, under the Section 405(D) Impaired Driving Countermeasures Grant, a formula grant within the National Priority Safety Programs (CFDA 20.616).

The award funds Arizona's state impaired driving countermeasures program, including support for adoption and enforcement of mandatory alcohol-ignition interlock laws and 24/7 sobriety programs. Arizona qualifies for the grant by meeting statutory requirements for the mid-range or high-range state category under Section 405(D). The funding supports planned projects and countermeasure strategies detailed in the state's approved Triennial Highway Safety Plan and Annual Grant Application, with the objective of reducing motor vehicle crashes, injuries, and fatalities.

Performance of work occurs in Phoenix, Arizona. The period of performance runs through September 30, 2029. The Arizona Governor's Office of Highway Safety administers the award as the State Highway Safety Office and coordinates implementation of identified countermeasure strategies in partnership with state and local agencies. Federal reimbursement is provided on claims submitted in vouchers covering costs incurred; the organization has converted to Electronic Transfer of Funds for payment processing.

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.