- 16 - taxpayer’s equitable recoupment claim did not require us to exercise jurisdiction that was beyond the scope of the taxpayer’s primary claim for redetermination of the deficiency, explaining that “When a taxpayer raises an affirmative defense to a deficiency determination, we need no additional source of jurisdiction to render a decision with respect to the defense. It is part of the entire action over which we have jurisdiction.” Id. In several cases following Mueller II, we reaffirmed our jurisdiction to consider equitable recoupment as an affirmative defense in resolving a deficiency proceeding. Estate of Branson v. Commissioner, supra; Estate of Bartels v. Commissioner, 106 T.C. 430 (1996); Estate of Orenstein v. Commissioner, supra. The Courts of Appeals that considered whether this Court may entertain an equitable recoupment claim split on the question. In Estate of Mueller v. Commissioner, 153 F.3d 302 (6th Cir. 1998), affg. on other grounds 107 T.C. 189 (1996), the Court of Appeals held that this Court lacked jurisdiction to consider a claim of equitable recoupment. In contrast, in Estate of Branson v. Commissioner, 264 F.3d 904 (9th Cir. 2001), the Court of Appeals reached the opposite conclusion. For present purposes, any uncertainty regarding the Court’s authority to apply the equitable recoupment doctrine was eliminated with the enactment of the Pension Protection Act ofPage: Previous 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 NextLast modified: March 27, 2008