[Code of Federal Regulations] [Title 49, Volume 5] [Revised as of October 1, 2005] From the U.S. Government Printing Office via GPO Access [CITE: 49CFR382.407] [Page 174] TITLE 49--TRANSPORTATION DEPARTMENT OF TRANSPORTATION PART 382_CONTROLLED SUBSTANCES AND ALCOHOL USE AND TESTING--Table of Contents Subpart D_Handling of Test Results, Records Retention, and Confidentiality Sec. 382.407 Medical review officer notifications to the employer. Medical review officers shall report the results of controlled substances tests to employers in accordance with the requirements of part 40, Subpart G, of this title.