Treas. Reg. § 1.508-4 Effective date.

eCFR as of 2026-10-19 · Interprets § 508

Except as otherwise provided, §§ 1.508-1 through 1.508-3 shall take effect on January 1, 1970.

[T.D. 7232, 37 FR 28294, Dec. 22, 1972]