From Listed Transactions | Internal Revenue Service (irs.gov)

Notice 2003-81 PDF – Offsetting Foreign Currency Option Contracts (certain transactions in which a taxpayer claims a loss upon the assignment of a § 1256 contract to a charity but fails to report the recognition of gain when the taxpayer’s obligation under an offsetting non-section 1256 contract terminates (identified as “listed transactions” on December 4, 2003));

Notice 2004-8 – Abusive Roth IRA Transactions (certain transactions designed to avoid the limitations on contributions to Roth IRAs described in § 408A (identified as “listed transactions” on December 31, 2003))