---
kind: "section"
citation: "27 C.F.R. § 21.110"
title: "27"
number: "21.110"
heading: "Gasoline, unleaded."
url: "https://uscodex.org/cfr/27/21.110"
---

# §21.110. Gasoline, unleaded.


Conforms to specifications as established by the American Society for Testing and Materials (ASTM) in the 1980 Annual Book of ASTM Standards, [Part 23](/cfr/27/part23.md), page 229, Standard No. D 439-79. Any of the “seasonal and geographical” volatility classes for unleaded gasoline are considered suitable as a denaturant. (For incorporation by reference, see [§ 21.6(b)](/cfr/27/21.6.md?p=b).)


## Notes

### Amendments

[T.D. ATF-133, 48 FR 24673, June 2, 1983. Redesignated by T.D. ATF-442, 66 FR 12854, Mar. 1, 2001]

### Authority

Authority: 5 U.S.C. 552(a); 26 U.S.C. 5242, 7805.

### Source

Source: T.D. ATF-133, 48 FR 24673, June 2, 1983, unless otherwise noted.

### Amendments

[T.D. ATF-133, 48 FR 24673, June 2, 1983. Redesignated by T.D. ATF-442, 66 FR 12854, Mar. 1, 2001]