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 Louisiana Highway Safety Commission $2,833,590.25 on October 1, 2025, under the National Priority Safety Programs formula grant program (CFDA 20.616) to support state impaired driving countermeasures consistent with 23 U.S.C. § 405(d). The award funds impaired driving countermeasures programs, including adoption and enforcement of mandatory alcohol-ignition interlock laws and 24/7 sobriety programs, with the goal of reducing crashes, injuries, and fatalities from motor vehicle crashes across Louisiana.

The Louisiana Highway Safety Commission, as the designated highway safety office for the state, receives the funding based on an approved Triennial Highway Safety Plan and Annual Grant Application that detail problem identification, performance measures, and countermeasure strategies. The award carries a period of performance through September 30, 2029, with place of performance in Baton Rouge, Louisiana.

The Commission sub-awarded funding to the Louisiana District Attorneys Association, Inc., to provide a full-time Traffic Safety Resource Prosecutor whose primary role is to organize and deliver traffic safety and impaired driving training to law enforcement, prosecutors, and judges. Federal funding is reimbursed on claims submitted in vouchers covering costs incurred, and all participants use the Electronic Transfer of Funds method.

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.