26 U.S.C. § 9722 : Internal Revenue Code — Coal Industry Health Benefits — Coal Industry Health Benefits — Other Provisions — Sham Transactions Date: 7 Mar 2017 TEXT PDF If a principal purpose of any transaction is to evade or avoid liability under this chapter, this chapter shall be applied (and such liability shall be imposed) without regard to such transaction. (Added Pub. L. 102–486, title XIX, § 19143(a), Oct. 24, 1992, 106 Stat. 3056.)