26 C.F.R. § 54.9833-1 Effective dates.
Title 26 - Internal Revenue
Sections 54.9801–1 through 54.9801–6, 54.9831–1, and this section are applicable for plan years beginning on or after July 1, 2005. [T.D. 9166, 69 FR 78746, Dec. 30, 2004]
Title 26: Internal Revenue
PART 54—PENSION EXCISE TAXES
§ 54.9833-1 Effective dates.