United States Code Title 26 — Internal Revenue Code [§ 6683. Repealed. Pub. L. 109–135, title IV, § 403(n)(3)(A), Dec. 21, 2005, 119 Stat. 2626] [§ 6683. Repealed. Pub. L. 109–135, title IV, § 403(n)(3)(A), Dec. 21, 2005, 119 Stat. 2626]