---
kind: "section"
citation: "14 C.F.R. § 63.12a"
title: "14"
number: "63.12a"
heading: "Refusal to submit to an alcohol test or to furnish test results."
url: "https://uscodex.org/cfr/14/63.12a"
---

# §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 [§ 91.11(c)](/cfr/14/91.11.md?p=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 § [91.17 (c)](/cfr/14/91.17.md?p=c) or [(d)](/cfr/14/91.17.md?p=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.**

## Notes

### Amendments

[Docket 21956, 51 FR 1229, Jan. 9, 1986, as amended by Amdt. 63-27, 54 FR 34330, Aug. 18, 1989]

### Source

Source: Docket 1179, 27 FR 7969, Aug. 10, 1962, unless otherwise noted.

### Authority

Authority: 49 U.S.C. 106(f), 40113, 44701-44703, 44707, 44709-44711, 45102-45103, 45301-45302.

### Amendments

[Docket 21956, 51 FR 1229, Jan. 9, 1986, as amended by Amdt. 63-27, 54 FR 34330, Aug. 18, 1989]