---
kind: "section"
citation: "26 C.F.R. § 801.8"
title: "26"
number: "801.8"
heading: "Effective/applicability dates."
url: "https://uscodex.org/cfr/26/801.8"
---

# §801.8. Effective/applicability dates.


The provisions of [§§ 801.1 through 801.7](/cfr/26/801.1..801.7.md) apply on or after October 17, 2005.


## Notes

### Amendments

[T.D. 9426, 73 FR 60628, Oct. 14, 2008]

### Authority

Authority: 5 U.S.C 9501 et seq.; secs. 1201, 1204, Pub. L. 105-206, 112 Stat. 685, 715-716, 722 (26 U.S.C. 7804 note).

### Source

Source: T.D. 8830, 64 FR 42835, Aug. 6, 1999, unless otherwise noted.

### Amendments

[T.D. 9426, 73 FR 60628, Oct. 14, 2008]