Information Quality Assurance Act of 2025This bill requires the Office of Management and Budget to revise the guidelines for federal agencies with respect to the dissemination or use of influential information or evidence, which means information or evidence about which an agency can reasonably determine that reliance on or dissemination of has, or will have, a clear and substantial impact on important public actions, policies or statements, or on important private sector decisions.The guidelines must ensure that federal agencies rely on the best reasonably available influential information and evidence that is appropriate for the purpose when developing, issuing, or informing the public about the rules and guidance of the agency.An agency also must publish (1) the critical factual material relied on as part of the rulemaking or guidance development process, and (2) a citation to any other source used to inform the rulemaking or guidance development process.The guidelines must also require an agency to provide certain opportunities for the public to comment on the critical factual material upon which the agency relied.