Could you tell me the number for ? what is proair hfa albuterol sulfate used for Now the Government intends to allow coal stations to bid for three-year capacity payment contracts that they could use to upgrade existing facilities, which will allow them to continue operating beyond 2020, when EU air pollution and acid rain rules come into effect. Analysis by Greenpeace suggests that suppliers could be in line to expect £240m of subsidies per coal station over the three years – even though the improvement would have no effect on the amount of CO2 the plants emit.