English to Polish Bus/Financial Other

TCS is Pakistan airfreight company. The founder fought a long battle with the postal service as yo waht degree the monopoly on shipping letters applied to business shipments and finally suceeded in getting an exemption for that, although that exemption was continuosly contested by the postal service.

exemption to wszędzie zwolnienie z czegoś, a nie wydaje wam się w tym wypadku chodzi o pozwolenie?