; and (ii) may be updated by the head of the agency, in consultation with the Director, as the head of the agency determines appropriate. (5) Exception to time limitation for implementation The requirement described under subsection (f) shall not apply to this subsection. (6) Definitions In this subsection: (A) Comment The term comment means a submission under section 553(c) of title 5, United States Code. (B) Computer-generated comment The term computer-generated comment means a comment the substance of which is primarily generated by computer software, including through the use of artificial intelligence, rather than by a human being. (C) Mass comment The term mass comment means a comment submitted as part of an organized submission of a large volume of identical, or substantively identical, comments submitted by different signatories or entities. . (b) Update to websites, information systems of agencies (1) In general Not later than 18 months after the date of the enactment of this Act, the head of each agency subject to the requirements of section 206(e) of the E-Government Act, as added by subsection (a), shall update any website of the agency, and any information system of the agency, as necessary to ensure compliance with the requirements of such section. (2) Regulations.gov The Administrator of General Services, acting through the eRulemaking Program Management Office, shall update Regulations.gov as necessary to ensure compliance with the requirements of section 206(e) of the E–Government Act, as added by subsection (a). (3) eRulemaking system The Administrator of General Services shall update the shared eRulemaking system on behalf of participating agencies. (c) GAO report on computer-generated comments (1) Report Not later than 2 years after the date of the enactment of this Act, the Comptroller General of the United States shall submit to the Committee on Oversight and Accountability of the House of Representatives and the Committee on Homeland Security and Governmental Affairs of the Senate a report