by inserting after the item relating to section 5110 the following: 5111. Regulatory process improvement. . 120. Effective dates (a) In general The amendments made by sections 111, 112, 115, and 116 shall apply with respect to proposed rules, final rules, and guidance documents issued on or after the date that is 30 days after the date of the enactment of this Act. (b) Section 113 The amendment made by section 113 shall apply with respect to proposed rules issued on or after the date that is 18 months after the date of enactment of this Act. (c) Section 114 The amendment made by section 114 shall take effect on the date that is 30 days after the date of enactment of this Act. II Miscellaneous provisions A Reorganization of subtitle V 211. Rail improvement grants (a) Redesignation Subtitle V is amended— (1) by redesignating sections 24401 through 24408 as sections 22901 through 22908, respectively