(11) Qualified appraisal and other documentation for certain contributions (A) In general (i) Denial of deduction In the case of an individual, partnership, or corporation, no deduction shall be allowed under subsection (a) for any contribution of property for which a deduction of more than $500 is claimed unless such person meets the requirements of subparagraphs (B), (C), and (D), as the case may be, with respect to such contribution. (ii) Exceptions (I) Readily valued property Subparagraphs (C) and (D) shall not apply to cash, property described in subsection (e)(1)(B)(iii) or section 1221(a)(1), publicly traded securities (as defined in section 6050L(a)(2)(B) ), and any qualified vehicle described in paragraph (12)(A)(ii) for which an acknowledgement under paragraph (12)(B)(iii) is provided. (II) Reasonable cause Clause (i) shall not apply if it is shown that the failure to meet such requirements is due to reasonable cause and not to willful neglect. (B) Property description for contributions of more than $500 In the case of contributions of property for which a deduction of more than $500 is claimed, the requirements of this subparagraph are met if the individual, partnership or corporation includes with the return for the taxable year in which the contribution is made a description of such property and such other information as the Secretary may require. The requirements of this subparagraph shall not apply to a C corporation which is not a personal service corporation or a closely held C corporation. (C) Qualified appraisal for contributions of more than $5,000 In the case of contributions of property for which a deduction of more than $5,000 is claimed, the requirements of this subparagraph are met if the individual, partnership, or corporation obtains a qualified appraisal of such property and attaches to the return for the taxable year in which such contribution is made such information regarding such property and such appraisal as the Secretary may require. (D) Substantiation for contributions of more than $500,000 In the case of contributions of property for which a deduction of more than $500,000 is claimed, the requirements of this subparagraph are met if the individual, partnership, or corporation attaches to the return for the taxable year a qualified appraisal of such property. (E) Qualified appraisal and appraiser For purposes of this paragraph— (i) Qualified appraisal The term “qualified appraisal” means, with respect to any property, an appraisal of such property which— (I) is treated for purposes of this paragraph as a qualified appraisal under regulations or other guidance prescribed by the Secretary, and (II) is conducted by a qualified appraiser in accordance with generally accepted appraisal standards and any regulations or other guidance prescribed under subclause (I). (ii) Qualified appraiser Except as provided in clause (iii), the term “qualified appraiser” means an individual who— (I) has earned an appraisal designation from a recognized professional appraiser organization or has otherwise met minimum education and experience requirements set forth in regulations prescribed by the Secretary, (II) regularly performs appraisals for which the individual receives compensation, and (III) meets such other requirements as may be prescribed by the Secretary in regulations or other guidance. (iii) Specific appraisals An individual shall not be treated as a qualified appraiser with respect to any specific appraisal unless— (I) the individual demonstrates verifiable education and experience in valuing the type of property subject to the appraisal, and (II) the individual has not been prohibited from practicing before the Internal Revenue Service by the Secretary under section 330(c) of title 31, United States Code, at any time during the 3-year period ending on the date of the appraisal. (F) Aggregation of similar items of property For purposes of determining thresholds under this paragraph, property and all similar items of property donated to 1 or more donees shall be treated as 1 property. (G) Special rule for pass-thru entities In the case of a partnership or S corporation, this paragraph shall be applied at the entity level, except that the deduction shall be denied at the partner or shareholder level. (H) Regulations The Secretary may prescribe such regulations as may be necessary or appropriate to carry out the purposes of this paragraph, including regulations that may provide that some or all of the requirements of this paragraph do not apply in appropriate cases.