In south dakota v. dole, a federal law, which grants federal funding for state highways only to those states in which the legal drinking age is 21, was upheld by the supreme court under what legislative power

In the case, South Dakota v. Dole, the federal law that grants funding for state highways only to states wherein the legal drinking age is 21 was upheld by the Supreme Court under the legislative power to collect taxes under Article 1 of the Constitution. There were also restrictions to spending power.