Inclusion of methadone in Department of Transportation drug tests

Not later than 60 days after the final notice required under section 2(b) is published, the Secretary of Transportation shall issue such regulations as are necessary to update any regulations containing procedures for transportation employee workplace drug and alcohol testing programs to include testing for methadone use in drug-testing panels, consistent with the Mandatory Guidelines for Federal Workplace Drug Testing Programs as revised by the Secretary of Health and Human Services under section 2.