The invention concerns a method for incentivizing management or reduction of emission of one or more pollutants in connection with operation of a pollutant-emitting device, characterized in that the method comprises: transmitting an offset status information signal to at least one information system during operation of a pollutant-emitting device, and causing said at least one information system to indicate, in response to receiving said offset status information signal, whether a pollution-offset procedure has been implemented in a pollutant offset program for offsetting in a certified or certifiable manner at least part of the quantity of pollutant(s) emitted by the device.