[Code of Federal Regulations] [Title 14, Volume 2, Parts 60 to 139] [Revised as of January 1, 1999] From the U.S. Government Printing Office via GPO Access [CITE: 14CFR63.12a] [Page 98] TITLE 14--AERONAUTICS AND SPACE CHAPTER I--FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION (Continued) PART 63--CERTIFICATION: FLIGHT CREWMEMBERS OTHER THAN PILOTS--Table of Contents Subpart A--General Sec. 63.12a Refusal to submit to an alcohol test or to furnish test results. A refusal to submit to a test to indicate the percentage by weight of alcohol in the blood, when requested by a law enforcement officer in accordance with Sec. 91.11(c) of this chapter, or a refusal to furnish or authorize the release of the test results when requested by the Administrator in accordance with Sec. 91.17 (c) or (d) of this chapter, is grounds for-- (a) Denial of an application for any certificate or rating issued under this part for a period of up to 1 year after the date of that refusal; or (b) Suspension or revocation of any certificate or rating issued under this part. [Docket No. 21956, 51 FR 1229, Jan. 9, 1986, as amended by Amdt. 63-27, 54 FR 34330, Aug. 18, 1989]