In 2023, the value of environmentally related taxes was approximately 5.4 billion euro, representing 5.6% of revenue from taxes and social contributions (5.3% in 2022). That value corresponds to an increase of 15.7% compared to 2022, whereas total revenue from taxes and social contributions increased by 8.9%.

According to information available for 2022, in Portugal, the share of environmentally related taxes in total revenue from taxes and social contributions was higher (5.3%) than the EU27 average (5.0%).