S. 4679: A bill to amend title 49, United States Code, to allow the introduction of certain noncompliant motor vehicle equipment in interstate commerce for testing purposes, and for other purposes.

S. 4679 is a federal bill in the 119th Congress. Before this bill, federal law allowed only whole motor vehicles that did not meet standard federal safety rules to be shipped across state lines strictly for testing and evaluation. Companies could not legally ship individual unapproved parts like airbags… See its sponsors, how members voted, and a plain-English breakdown on PolityLens.