Because he specifically is to have his pay cut and funneled into the Riftwatch clinic's pocket. There is a sum he is expected to pay down. You'll find the details there. If any grief comes from the arrangement, his division's head is to be made aware.

[Flint doesn't pause in speaking to look about the room, though he certainly does it - assessing first the general contents of Salvio's desk, then the state of the office.]