Under the Bipartisan Infrastructure Law (BIL), the Safe Streets and Roads for All (SS4A) program provides financial support for planning, infrastructure, behavioral, and operational initiatives to prevent death and serious injury on roads and streets involving all roadway users, including pedestrians, bicyclists, public transportation users and operators, personal conveyance, micromobility users, motorists, and commercial vehicle operators. The SS4A program provides funding for the development of comprehensive safety action plans, supplemental planning for activities identified in an eligible action plan, and for implementation of eligible action plans.