The Environment Protection Tax Law was promulgated in Dec 2016 and related implementation regulation published in Dec 2017, both were implemented on Jan 1, 2018 to coincide with the cancellation of the pollutants emission fee. H1 2018 taxation data shows that a total of 9.7 billion RMB was collected, which is 22% higher than the amount collected from the pollutants emission fee from the same period in 2017.