United States IRC sections
Statute section
IRC section 6662
Imposition of accuracy-related penalty on underpayments
Country
United States
Section
6662
Updated
2026-05-20
Operative text
Section 6662 imposes a 20 percent accuracy-related penalty on underpayments attributable to negligence, substantial understatement, substantial valuation misstatement, or transfer-pricing adjustments. Section 6662(h) raises the penalty to 40 percent in gross-valuation-misstatement cases.
Cross-references
26 U.S.C. 48226 U.S.C. 6664
Related guides
Related citations
Computed from the cross-reference graph. Links open the related entity on this site.
This entry cites
Cited by
- CaseSchaefer v. Commissioner
- StatuteIRC §482
Primary sources
- 26 U.S.C. section 6662Verified 2026-05-20
Important disclaimer
This library is for general tax education only. Always verify filing obligations, due dates, and tax consequences against the cited primary source or with a qualified tax professional.