This document contains temporary regulations under section 6033(a)(2) of the Internal Revenue Code (Code) that provide rules regarding the form, manner and timing of disclosure obligations with respect to prohibited tax shelter transactions to which tax-exempt entities are parties. These temporary regulations affect a broad array of tax-exempt entities, including charities, state and local government entities, Indian Tribal governments and employee benefit plans, as well as entity managers of these entities. This action is necessary to implement section 516 of the Tax Increase Prevention and Reconciliation Act of 2005. The text of the temporary regulations also serves as the text of the proposed regulations set forth in the Proposed Rules section in this issue of the Federal Register.