The projected air pollution-related transport tax revenue in China as a percentage of GDP shows a gradual increase from 0.49% in 2024 to 0.54% in 2028. This steady rise indicates a year-on-year growth pattern, with the most significant increments seen in 2026 and 2027 at 0.02%. Over these five years, the compound annual growth rate (CAGR) is relatively moderate, reflecting a stable but slow growth trend in this area.

Future trends to watch include:

Potential policy changes aimed at enhancing tax revenue.
Technological advancements improving vehicle emissions and thus impacting tax calculations.
Economic fluctuations affecting GDP proportions used in calculation.
Global and domestic environmental agreements influencing government tax strategies.