49 U.S.C. § 1135: Secretary of Transportation’s responses to safety recommendations

to carry out procedures to adopt the complete recommendation; to carry out procedures to adopt a part of the recommendation; or to refuse to carry out procedures to adopt the recommendation. A response under subsection (a)(1) or (2) of this section shall include a copy of a proposed timetable for completing the procedures. A response under subsection (a)(2) of this section shall detail the reasons for the refusal to carry out procedures on the remainder of the recommendation. A response under subsection (a)(3) of this section shall detail the reasons for the refusal to carry out procedures. in electronic form at no cost in a publicly accessible database on a website of the Board; and if the electronic form required in paragraph (1) is not printable, in printed form upon a reasonable request at a reasonable cost. The Secretary shall submit to Congress and the Board, on an annual basis, a report on the recommendations made by the Board to the Secretary regarding air carrier operations conducted under part 121 of title 14, Code of Federal Regulations. any recommendation for which the Secretary has developed, or intends to develop, procedures to adopt the recommendation or part of the recommendation, but has yet to complete the procedures; and any recommendation for which the Secretary, in the preceding year, has issued a response under subsection (a)(2) or (a)(3) refusing to carry out all or part of the procedures to adopt the recommendation. a description of the recommendation; a description of the procedures planned for adopting the recommendation or part of the recommendation; the proposed date for completing the procedures; and if the Secretary has not met a deadline contained in a proposed timeline developed in connection with the recommendation under subsection (b), an explanation for not meeting the deadline. a description of the recommendation; and a description of the reasons for the refusal to carry out all or part of the procedures to adopt the recommendation. 15-passenger van safety; railroad grade crossing safety; and medical certifications for a commercial driver’s license. final regulatory action has been taken on the recommendation; the Secretary determines, and states in the report, that no action should be taken on that recommendation; or the report, if any, required to be submitted in 2008 is submitted. If the Board has not received a report required to be submitted under subsection (a) or (b) within 30 days after the date on which that report is required to be submitted, the Board shall notify the Committee on Transportation and Infrastructure of the House of Representatives and the Committee on Commerce, Science, and Transportation of the Senate.” The Secretary of Transportation, the Administrator of Pipeline and Hazardous Materials Safety Administration, and the Director of the Office of Pipeline Safety shall fully comply with section 1135 of title 49 , United States Code, to ensure timely responsiveness to National Transportation Safety Board recommendations about pipeline safety. The Secretary, Administrator, or Director, respectively, shall make a copy of each recommendation on pipeline safety and response, as described in subsections (a) and (b) of section 1135, title 49, United States Code. The Secretary, Administrator, or Director, respectively, shall submit to Congress by January 1 of each year a report containing each recommendation on pipeline safety made by the Board during the prior year and a copy of the response to each such recommendation.”