; and (2) include the certification in the docket of the rule. (f) Regulatory determination Except where otherwise required by statute, the Secretary may issue a proposed rule or final rule only upon a reasoned determination that the benefits of the rule justify its costs. (g) Publication Not later than the date that the proposed rule or final rule, as applicable, is published, the Secretary shall make publicly available the regulatory impact analysis for that regulation. (h) Rule of construction Nothing in this section may be construed to affect the requirements under chapter 6 of title 5. . (b) Table of contents The table of contents for chapter 201, as amended by section 115, is further amended by inserting after the item relating to section 20126 the following: 20127. Regulatory impact analyses. . 117. Periodic review of Federal Railroad Administration actions (a) In general Subchapter I of chapter 201, as amended by section 116, is further amended by adding at the end the following: 20128. Periodic comprehensive review of agency actions (a) In general Except as provided under subsection (f), not later than June 1, 2019, and at least every 5 years thereafter, the Secretary of Transportation shall complete, based on the public recommendations under subsection (b), a comprehensive review of the regulations, orders, and guidance documents issued under this subtitle. (b) Public comments (1) In general Before conducting a review under subsection (a), the Secretary shall publish in the Federal Register a request for public comment on recommendations for regulations, orders, or guidance documents to be revised or repealed. (2) Recommendations A request for public comment under paragraph (1) shall solicit— (A) recommendations for regulations, orders, or guidance documents to be revised or repealed, including a reference to the applicable citation (in Code of Federal Regulations format)