Based on the forecasted data, the tax expenditure on all fossil fuels for consumers in France is projected to increase gradually from 0.39% of GDP in 2024 to 0.43% by 2028. The year-on-year percentage variation indicates a consistent rise in the expenditure, reflecting a steady commitment to managing fossil fuel consumption through fiscal measures. This indicates an average compound annual growth rate (CAGR) over this period.

Future trends to watch for include:

Potential shifts in energy policy or environmental regulation that may impact tax expenditures.
Technological advancements in renewable energy sources reducing dependency on fossil fuels.
Macroeconomic factors affecting GDP that could alter expenditure ratios.