Not later than 18 months after regulations are first prescribed under section 2(e)(1)(B) of the Imported Vehicle Safety Compliance Act of 1988, the Secretary shall submit to Congress a report of the actions taken to carry out subchapter III of this chapter and the effectiveness of those actions, including any testing by the Secretary under
section 30146(c)(2) of this title. After the first report, the Secretary shall submit a report to Congress under this subsection not later than July 31 of each year.