Maximum weight cannot exceed allowable under bridge formula.
Grandfather rights create State-specific exceptions to all limits.
If not restored during availability period, the apportionment lapses. States must require proof of payment of Federal heavy vehicle use tax prior to registering heavy vehicles subject to the use tax. Withholding of up to 25 percent of the apportionments for the IM program. Effective control has been extended to include prohibiting the erection of new off-premise signs along any highway designated as a scenic byway on these systems. Withholding of 10 percent of the apportionments for IM, NHS, STP, CMAQ, and Recreational Trails.