26 C.F.R. § 301.6658-1 Addition to tax in case of jeopardy.
Title 26 - Internal Revenue
Upon a finding by the district director that any taxpayer violated, or attempted to violate, section 6851 (relating to termination of taxable year) there shall, in addition to all other penalties, be added as part of the tax 25 percent of the total amount of the tax or deficiency in the tax.
Title 26: Internal Revenue
PART 301—PROCEDURE AND ADMINISTRATION
Additions to the Tax, Additional Amounts, and Assessable Penalties
Additions to the Tax and Additional Amounts
§ 301.6658-1 Addition to tax in case of jeopardy.