New GL Codes Created for RMFS March 20, 2018 CSI , RFMS Tcodes GL Code for Remotely Managed Franking Machines The New GLs created for RMFS are: 1101230100 -PRC-Remotely Managed Franking Machine RMFM 1101230200- Deduct: Refund of Postage realized through RMFM 1101230300- Deduct: Rebate for RMFM