; (2) in paragraph (20), by striking the period at the end and inserting ; or ; and (3) by adding at the end the following new paragraph: (21) The Federal Housing Administration. . (c) Exemption from Procurement Protest System Subchapter V of chapter 35 of title 31, United States Code, relating to the procurement protest system, shall not apply to the FHA. 528. Applicability of laws (a) Subsidy layering For purposes of section 102(d) of the Department of Housing and Urban Development Reform Act of 1989, mortgage insurance and other credit enhancement provided under this title shall not be considered assistance within the jurisdiction of the Department. (b) Government Corporation Control Act Section 9101(3) of title 31, United States Code, is amended by adding at the end the following new subparagraph: (S) the Federal Housing Administration. . (c) Tax Exempt Status of FHA Section 501(l) of the Internal Revenue Code of 1986 ( 26 U.S.C. 501(l) ) is amended by adding at the end the following new paragraph: (5) The Federal Housing Administration established under subtitle C of title V of the Protecting American Taxpayers and Homeowners Act of 2018. . 529. Evaluation (a) In General The Director shall conduct a study and submit a report to the President and the Congress on— (1) whether this title provides sufficient authority to permit the FHA to accomplish its public purposes efficiently and effectively, and in a safe and sound manner; (2) the impact of the limitations on business activities as to mortgage amounts and aggregate commitments, and any other statutory limitations, on the current and anticipated business activity of the FHA