Mason Finance Gateway

The Mason Finance Gateway, powered by Chrome River, is George Mason University’s expense management system.
P-Card in Mason Finance Gateway
The transition from Bank of America Works to the Mason Finance Gateway for P-Card allocations and approvals will go into effect starting Monday, July 17.
  • All transactions posted before, and including the July statement period (June 16 – July 15) will STILL be allocated and approved in Bank of America Works.
  • Transactions with a posting date of July 17 (the beginning of the August billing cycle) and all future statement periods, will be allocated and approved through the Mason Finance Gateway.
Training Requirement for Mason Finance Gateway System Access

All employees are required to complete the Mason Finance Gateway Navigation training before receiving access. This 30-minute online training provides users with an understanding of how to navigate the new system. To access the training go to and login with your NetID and password. Locate the training under the “Required Training” tab.  Please refer to the Training Guide for assistance.


GRA/GTAs and non-student wage are classified as employees and should complete the training if they will be submitting, approving, or receiving a business expense reimbursement. Students and Non-Mason travelers will not have access to the system.

The video above provides a walkthrough of the new P-Card integration with Mason Finance Gateway (MFG) and a demonstration of P-Card allocation. Please note, the demo portion of the video starts at timestamp 18:26, and for those concerned with time, you can speed up the video to 1.5x.