TITLE 26. INTERNAL REVENUE CODE § 6221. Determination at partnership level., 26 USCS § 6221
Summary
(a) In general. Any adjustment to a partnership-related item shall be determined, and any tax attributable thereto shall be assessed and collected, and the applicability of any penalty, addition to tax, or additional amount which relates to an adjustment to any such item shall be determined, at the partnership level, except to the extent otherwise provided in this subchapter [26 USCS §§ 6221 et seq.].
(b) Election out for certain partnerships with 100 or fewer partners, etc.