To amend the Internal Revenue Code of 1986 to suspend the tax exempt status of designated foreign terrorist groups, and for other purposes.

SECTION 1. SHORT TITLE.

    This Act may be cited as the ``Terrorist Tax Exemption Suspension 
Act of 2003''.

SEC. 2. SUSPENSION OF TAX-EXEMPT STATUS OF TERRORIST ORGANIZATIONS.

    (a) In General.--Section 501 of the Internal Revenue Code of 1986 
(relating to exemption from tax on corporations, certain trusts, etc.) 
is amended by redesignating subsection (p) as subsection (q) and by 
inserting after subsection (o) the following new subsection:
    ``(p) Suspension of Tax-Exempt Status of Terrorist Organizations.--
            ``(1) In general.--The exemption from tax under subsection 
        (a) with respect to any organization described in paragraph 
        (2), and the eligibility of any organization described in 
        paragraph (2) to apply for recognition of exemption under 
        subsection (a), shall be suspended during the period described 
        in paragraph (3).
            ``(2) Terrorist organizations.--An organization is 
        described in this paragraph if such organization is designated 
        or otherwise individually identified--
                    ``(A) under section 212(a)(3)(B)(vi)(II) or 219 of 
                the Immigration and Nationality Act as a terrorist 
                organization or foreign terrorist organization,
                    ``(B) in or pursuant to an Executive order which is 
                related to terrorism and issued under the authority of 
                the International Emergency Economic Powers Act or 
                section 5 of the United Nations Participation Act of 
                1945 for the purpose of imposing on such organization 
                an economic or other sanction, or
                    ``(C) in or pursuant to an Executive order issued 
                under the authority of any Federal law if--
                            ``(i) the organization is designated or 
                        otherwise individually identified in or 
                        pursuant to such Executive order as supporting 
                        or engaging in terrorist activity (as defined 
                        in section 212(a)(3)(B) of the Immigration and 
                        Nationality Act) or supporting terrorism (as 
                        defined in section 140(d)(2) of the Foreign 
                        Relations Authorization Act, Fiscal Years 1988 
                        and 1989); and
                            ``(ii) such Executive order refers to this 
                        subsection.
            ``(3) Period of suspension.--With respect to any 
        organization described in paragraph (2), the period of 
        suspension--
                    ``(A) begins on the later of--
                            ``(i) the date of the first publication of 
                        a designation or identification described in 
                        paragraph (2) with respect to such 
                        organization, or
                            ``(ii) the date of the enactment of this 
                        subsection, and
                    ``(B) ends on the first date that all designations 
                and identifications described in paragraph (2) with 
                respect to such organization are rescinded pursuant to 
                the law or Executive order under which such designation 
                or identification was made.
            ``(4) Denial of deduction.--No deduction shall be allowed 
        under any provision of this title, including sections 170, 
        545(b)(2), 556(b)(2), 642(c), 2055, 2106(a)(2), and 2522, with 
        respect to any contribution to an organization described in 
        paragraph (2) during the period described in paragraph (3).
            ``(5) Denial of administrative or judicial challenge of 
        suspension or denial of deduction.--Notwithstanding section 
        7428 or any other provision of law, no organization or other 
        person may challenge a suspension under paragraph (1), a 
        designation or identification described in paragraph (2), the 
        period of suspension described in paragraph (3), or a denial of 
        a deduction under paragraph (4) in any administrative or 
        judicial proceeding relating to the Federal tax liability of 
        such organization or other person.
            ``(6) Erroneous designation.--
                    ``(A) In general.--If--
                            ``(i) the tax exemption of any organization 
                        described in paragraph (2) is suspended under 
                        paragraph (1),
                            ``(ii) each designation and identification 
                        described in paragraph (2) which has been made 
                        with respect to such organization is determined 
                        to be erroneous pursuant to the law or 
                        Executive order under which such designation or 
                        identification was made, and
                            ``(iii) the erroneous designations and 
                        identifications result in an overpayment of 
                        income tax for any taxable year by such 
                        organization,
                credit or refund (with interest) with respect to such 
                overpayment shall be made.
                    ``(B) Waiver of limitations.--If the credit or 
                refund of any overpayment of tax described in 
                subparagraph (A)(iii) is prevented at any time by the 
                operation of any law or rule of law (including res 
                judicata), such credit or refund may nevertheless be 
                allowed or made if the claim therefor is filed before 
                the close of the 1-year period beginning on the date of 
                the last determination described in subparagraph 
                (A)(ii).
            ``(7) Notice of suspensions.--If the tax exemption of any 
        organization is suspended under this subsection, the Internal 
        Revenue Service shall update the listings of tax-exempt 
        organizations and shall publish appropriate notice to taxpayers 
        of such suspension and of the fact that contributions to such 
        organization are not deductible during the period of such 
        suspension.''.
    (b) Effective Date.--The amendments made by this section shall 
apply to designations made before, on, or after the date of the 
enactment of this Act.

Summary: Terrorist Tax Exemption Suspension Act of 2003 - Amends the Internal Revenue Code to suspends the tax-exempt status of a designated terrorist organization (as defined by this Act). Denies: (1) deductions for contributions made to such an organization; and (2) administrative or judicial challenge to such suspension or denial. Provides for refund or credit in a case of erroneous designation.