This notice requests comments on FHWA's forthcoming reporting specifications for licensed driver and registered vehicle data. The reporting specifications that are the subject of this notice are enhancements to the current reporting guidance. States are required to annually submit licensed driver and registered vehicle data to FHWA in accordance with specifications outlined in the Agency's Guide to Reporting Highway Statistics' which serves as the guiding document issued to State agencies for 500-Series Program execution purposes. These enhancements are necessary to support new and forthcoming regulatory program and policy objectives as well as inform Federal-aid system investment needs analyses and decisionmaking. The FHWA is targeting an implementation year of 2028 when States will be required to submit their data for 2027 per the new reporting guidance.