A bill to modify a provision relating to adjustments of certain State apportionments for Federal highway programs, and for other purposes.

S. 3972 would change the rules for how certain state apportionments are adjusted under federal highway programs. The bill aims to modify provisions that determine how federal transportation funding is allocated to individual states. The practical effect would be to alter the distribution of federal highway dollars, potentially affecting state transportation budgets and infrastructure projects. However, the bill remains in early stages and has not yet advanced to committee for detailed review.