Relating to the road usage charge program; prescribing an effective date; providing for revenue raising that requires approval by a three-fifths majority.

Eliminates caps on number of subject vehicles eligible to participate in road usage charge program. Requires Department of Transportation to establish method that allows purchaser of light motor vehicle to file road usage charge program application with respect to vehicle at point of sale. Requires light motor vehicles of model year 2026 or later and EPA rating of at least 20 miles per gallon or 20 miles per gallon equivalent to be entered in road usage charge program. Requires fuel tax refunds to road usage charge program participants to be granted as credits against per-mile road usage charges. Takes effect on 91st day following adjournment sine die.