Mission

The Accounts Payable (AP) Department supports the missions or ORNL, and the Business and Information Services Directorate by providing accounts payable services. These services include the authorization of payments to vendors and other third parties for purchases made through the formal procurement system or those approved for payment by an authorized ORNL representative. The AP Department provides cost data to SAP in compliance with applicable company policies, procedures, and federal laws.

Vendor Account Status System (VASS)

The AP Department implemented the VASS automated system to assist vendors and other AP customers with questions concerning payment activity. Information on the system is available 24 hours a day and can be accessed by calling 865-241-4151 or using the VASS system. The system provided instructions, options and the purchase order number is required to access payment information