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 Arizona Governor's Office of Highway Safety $437,705.89 on October 1, 2025, under the National Priority Safety Programs formula grant (CFDA 20.616), specifically the Section 405(D) Alcohol-Ignition Interlock Grant program.

The award funds impaired driving countermeasures in Arizona, including adoption and enforcement of mandatory alcohol-ignition interlock laws and 24/7 sobriety programs. Arizona qualifies for this incentive grant by maintaining conforming alcohol-ignition interlock legislation and meets statutory eligibility requirements. Funds may be used for any eligible use consistent with 23 C.F.R. 1300.23(J) and support projects designed to reduce motor vehicle crashes, injuries, and fatalities.

The Arizona Governor's Office of Highway Safety, the State Highway Safety Office for Arizona, administers the award based on an approved Triennial Highway Safety Plan and Annual Grant Application that identify countermeasure strategies and planned projects. Performance occurs in Phoenix, Arizona. The period of performance runs through September 30, 2029. Funds are apportioned using the statutory apportionment formula and reimbursed on claims submitted in vouchers covering costs incurred.

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.