2 CFR § 200.328 - Financial reporting.
Unless otherwise approved by OMB, the Federal awarding agency must solicit only the OMB-approved governmentwide data elements for collection of financial information (at time of publication the Federal Financial Report or such future, OMB-approved, governmentwide data elements available from the OMB-designated standards lead. This information must be collected with the frequency required by the terms and conditions of the Federal award, but no less frequently than annually nor more frequently than quarterly except in unusual circumstances, for example where more frequent reporting is necessary for the effective monitoring of the Federal award or could significantly affect program outcomes, and preferably in coordination with performance reporting. The Federal awarding agency must use OMB-approved common information collections, as applicable, when providing financial and performance reporting information.