Share of emissions covered by carbon pricing 2021, by select country
The share of emissions covered by carbon pricing instruments such as carbon taxes or emissions trading systems (ETS) varies across G20 economies. In 2021, South Korea priced the largest share of emissions at roughly 97 percent. The lowest share of emissions covered was in Brazil, at less than eight percent. On average, almost 50 percent of emissions across G20 economies were covered by carbon pricing instruments in 2021. Fuel excise taxes account for the majority of average effective carbon rates across G20 economies.
