1. Short title This Act may be cited as the Members of Congress Tax Accountability Act of 2017 . 2. Amendment to the Ethics in Government Act of 1978 (a) In general Section 102(a) of the Ethics in Government Act of 1978 (5 U.S.C. App.) is amended by adding at the end the following: (9) (A) For individuals described in section 101(f)(9), the amount of any delinquent tax liability owed to the United States or any State or local government entity. (B) In this paragraph— (i) the term delinquent tax liability means any unpaid tax liability which has been assessed and with respect to which all judicial and administrative remedies have been exhausted, or have lapsed; and (ii) any delinquent tax liability of an entity more than 50 percent of the stock of which in the case of a corporation (by vote or value), or 50 percent of the capital and profits interest of which in the case of an entity other than a corporation, is owned directly or indirectly by an individual shall be treated as a delinquent tax liability of such individual in proportion to such individual’s ownership interest in such entity. . (b) Inclusion in report Section 102(b)(1)(A) of the Ethics in Government Act of 1978 (5 U.S.C. App.) is amended by striking paragraph (1) and inserting paragraphs (1) and (9) . 3. Ethics inquiry If a Member of Congress reports a delinquent tax liability on the Member’s annual disclosure form required under section 102(a)(9) of the Ethics in Government Act of 1978 (as added by section 2), the Committee on Ethics of the House of Representatives or the Select Committee on Ethics of the Senate (as the case may be) shall immediately open an inquiry into the tax delinquency of that Member for purposes of— (1) determining the total delinquent tax liability of the Member; (2) determining the reason the Member has incurred a delinquent tax liability; (3) determining whether the Member has a plan to eliminate such delinquent tax liability