The enterprises and institutions obliged to control their total emission of air pollutants must emit their pollutants according to the checked and approved standards for the total emission of major air pollutants and the conditions of emission provided by the license 有大气污染物总量控制任务的企业事业单位,必须按照核定的主要大气污染物排放总量和许可证规定的排放条件排放污染物。