26 CFR §157.6694-1
Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
- (a)In general. For general definitions regarding section 6694 penalties applicable to preparers of tax returns or claims for refund for tax under section 5891 of the Internal Revenue Code see § 1.6694-1 of this chapter.
- (b)Effective/applicability date. Paragraph (a) of this section is applicable to returns and claims for refund filed, and advice provided, after December 31, 2008.