1. Short title This Act may be cited as the Modernizing Retrospective Regulatory Review . 2. Improving retrospective reviews of Federal regulations (a) Report on availability of existing regulations in machine-Readable format (1) In general Not later than 180 days after the date of the enactment of this Act, the Director of the Office of Management and Budget, acting through the Administrator and in consultation with the Director of GPO, the Archivist, and the Director of the Federal Register, shall submit to the appropriate congressional committees, a report on the progress of the Federal Government in making regulations of agencies available in machine-readable format. (2) Contents of report The report required by paragraph (1) shall include— (A) an assessment of whether agency regulations have been made available in a machine-readable format to the public; and (B) information regarding the recognition by the Administrative Committee of the Federal Register of the eCFR maintained by the Director of the Federal Register and the Director of GPO as an official legal edition of the Code of Federal Regulations. (b) Guidance on using technology To conduct retrospective reviews (1) In general Not later than 18 months after the date of the enactment of this Act, the Director of the Office of Management and Budget, acting through the Administrator, shall issue guidance on how the head of the agency can— (A) use technology (including algorithmic tools and artificial intelligence) to more efficiently, cost-effectively, and accurately conduct any retrospective review of the existing regulations of the agency, including on how to identify, procure, and use such technology to identify through any such review regulations of the agency that— (i) are obsolete, ineffective, or insufficient; (ii) are excessively burdensome or should be improved; (iii) contain typographic errors; (iv) contain inaccurate cross references; or (v) are redundant, contradict, or overlap with any regulations or standards of the agency