; or (B) a description of any system of record that has been exempted under subsection (j) or (k) of section 552a of title 5, including the statement required under section 553(c) of title 5 that documents the reasons why the system of records is exempted. (c) Regular updates required The head of each agency shall establish procedures to ensure that each AI governance charter for the agency is updated to capture any significant change to the Federal artificial intelligence system, consistent with guidance established in section 3593(7) and not less than 30 days after such change has been implemented. (d) Requirement for publication An AI governance charter required under subsection (a) shall be made public on the agency webpage noticed in the Federal Register, and published on the Federal AI System Inventory established under section 3596, in accordance with procedures established by the agency under section 3594(9) in conformity with guidance issued by the Director under section 3593(7) before a Federal artificial intelligence system is used by an agency, except that— (1) the head of an agency may, with advance approval of the Director and notification to the appropriate congressional committees, including the relevant authorizing committee in the House of Representatives and the Senate, and the relevant agency Inspector General, waive the publication requirement under this subsection