Intermodal Surface Transportation Efficiency Act of 1991 (ISTEA)

The 1991 law that reauthorized the federal surface transportation program for six years. ISTEAIntermodal Surface Transportation Efficiency Act of 1991 More heralded a new era in surface transportation because of the emphasis on “intermodalism,” the unprecedented increases in authorized spending for transit, the ability to use some highway funds for transit (and vice versa) and the increased reliance on regional planning agencies to weigh transportation options and make decisions utilizing public participation.