Audit requirements for RSSI will be established in a collaborative effort by the Office of Management and Budget (OMB) and the General Accounting Office (GAO).
The OMB and GAO work together to establish RSSI audit requirements.  
mnli hypothesis: The OMB and GAO work together to establish RSSI audit requirements.   premise: Audit requirements for RSSI will be established in a collaborative effort by the Office of Management and Budget (OMB) and the General Accounting Office (GAO).