CO2 emission tax approved by the Tax Reform, Law 20.780 dated October 2014, which shall become effective on January 1, 2017. The reform establishes an annual tax benefit lien on carbon dioxide, among other gases, produced by facilities whose stationary sources, made up of boilers or turbines, have an aggregate thermal power equal or higher than 50 MWt (thermal megawatts). The tax shall be equivalent to 5 US Dollars for every ton of CO2. Tax on the initial sale of lightweight vehicles pursuant to Law 20.780, which has been implemented since December 28, 2014 and which taxes CO2 emissions indirectly, by charging a higher tax inversely proportional to vehicle performance. 2.6. Chile’s work on short-lived climate pollutants.