1. Short title This Act may be cited as the Prove It Act of 2017 . 2. Review procedures related to the certification (a) In general Section 605(b) of title 5, United States Code, is amended— (1) by inserting (1) before Sections 603 ; (2) in paragraph (1), as so designated— (A) by striking the preceding sentence and inserting this subsection ; and (B) by striking statement to the Chief Counsel for Advocacy of the Small Business Administration and inserting statement providing the factual basis to the Chief Counsel for Advocacy of the Small Business Administration (in this subsection referred to as the Chief Counsel ) ; and (3) by adding at the end the following: (2) (A) If the Chief Counsel disagrees with a certification and statement providing the factual basis for the certification published in the Federal Register under paragraph (1) with respect to a proposed rule, the Chief Counsel may, not later than 14 days after the date on which the statement and factual basis were published in the Federal Register, submit to the head of the Federal agency proposing the rule a letter (in this subsection referred to as an advisement letter ) advising the head of the Federal agency to— (i) review the certification and the detailed statement submitted by the Chief Counsel under subparagraph (B); and (ii) reconsider the certification. (B) An advisement letter submitted by the Chief Counsel under subparagraph (A) shall— (i) include a detailed statement of why the Chief Counsel disagreed with the certification or the statement providing the factual basis received under paragraph (1); and (ii) be published on the website of the Office of Advocacy of the Small Business Administration. (C) Not later than 7 days after the date on which the head of a Federal agency receives an advisement letter under subparagraph (A) with respect to a proposed rule, the head of the Federal agency shall— (i) publish in the Federal Register and on the website of the Federal agency an acknowledgment of receipt of the advisement letter