; and (C) for each function that is limited under subparagraph (B), work with the ODA holder to develop the ODA holder’s capability to execute that function safely and effectively, and to return to full authority status. (b) ODA Office (1) Establishment Not later than 120 days after the date of enactment of Federal Aviation Administration Reauthorization Act of 2017 , the Administrator shall identify, within the Office of Aviation Safety, a centralized policy office to be responsible for the organization designation authorization (referred to in this subsection as the ODA Office). The Director of the ODA Office shall report to the Director of the Aircraft Certification Service. (2) Purpose The purpose of the ODA Office shall be to provide oversight and ensure consistency of the Federal Aviation Administration audit functions under the ODA program across the agency. (3) Functions The ODA Office shall— (A) (i) at the request of an ODA holder, eliminate all limitations specified in a procedures manual in place on the date of enactment of the Federal Aviation Administration Reauthorization Act of 2017 that are low and medium risk as determined by a risk analysis using criteria established by the ODA Office and disclosed to the ODA holder, except where an ODA holder's performance warrants the retention of a specific limitation due to documented concerns about inadequate current performance in carrying out that authorized function; (ii) require an ODA holder to establish a corrective action plan to regain authority for any retained limitations; (iii) require an ODA holder to notify the ODA Office when all corrective actions have been accomplished; and (iv) make a reassessment to determine if subsequent performance in carrying out any retained limitation warrants continued retention and, if such reassessment determines performance meets objectives, lift such limitation immediately; (B) improve the Administration and the ODA holder performance and ensure full use of the authorities delegated under the ODA program