[Code of Federal Regulations] [Title 49, Volume 3] [Revised as of October 1, 2004] From the U.S. Government Printing Office via GPO Access [CITE: 49CFR199.223] [Page 222] TITLE 49--TRANSPORTATION CHAPTER I--RESEARCH AND SPECIAL PROGRAMS ADMINISTRATION, DEPARTMENT OF TRANSPORTATION (CONTINUED) PART 199_DRUG AND ALCOHOL TESTING--Table of Contents Subpart C_Alcohol Misuse Prevention Program Sec. 199.223 Refusal to submit to a required alcohol test. Each operator shall require a covered employee to submit to a post- accident alcohol test required under Sec. 199.225(a), a reasonable suspicion alcohol test required under Sec. 199.225(b), or a follow-up alcohol test required under Sec. 199.225(d). No operator shall permit an employee who refuses to submit to such a test to perform or continue to perform covered functions.