paušal

1. lump sum; flat fee
   Advokat naplaćuje mesečni paušal od sto evra. — The lawyer charges a flat monthly fee of a hundred euros.
   Za prevoz dobijamo paušal od firme. — The company gives us a flat allowance for transport.
2. (of taxes) flat-rate taxation; flat-rate tax
   Otvorio sam preduzetničku radnju na paušalu. — I registered as a sole trader on flat-rate tax.
   Na paušalu plaćam isti porez svakog meseca. — On flat-rate tax I pay the same amount every month.

An entrepreneur on this tax regime is a paušalac; the adjective paušalan also means "sweeping, generalized".