of regulations. 3523. OIRA coordinated review of significant regulatory actions (a) OIRA review (1) In general The Administrator shall conduct a Governmentwide coordinated review of significant regulatory actions to ensure that such regulations are consistent with applicable law and that a regulatory action by one agency does not conflict with a policy or action taken or planned by another agency. (2) Periodic agency submission of planned regulatory actions The head of each agency shall provide to the Administrator, at such time and in such a manner as determined by the Administrator, a list of each planned regulatory action with an identification of whether each such regulatory action is a significant regulatory action. (3) Review of significant regulatory action required (A) In general The Administrator shall make a determination of whether any planned regulatory action submitted under this section is a significant regulatory action and shall review each such significant regulatory action in accordance with this section. (B) Not subject to review Any planned regulatory action determined by the Administrator not to be a significant regulatory action is not subject to review under this section. (C) Notification required Not later than 10 days after a planned regulatory action has been determined to be a significant regulatory action, the Administrator shall notify the head of the relevant agency of such determination. (4) Waiver of review for significant regulatory action The Administrator— (A) may waive review of any planned regulatory action designated as a significant regulatory action