The protocol sets limits on emissions of sulphur dioxide (SO₂), non-methane volatile organic compounds (NMVOC), ammonia (NH₃) and nitrogen oxides (NO_X).

Norwegian emission ceilings in the Gothenburg Protocol:
SO₂: 22 000 tonnes
NO_X: 156 000 tonnes
NH₃: 23 000 tonnes
NMVOC: 195 000 tonnes