The forecast for tax expenditure on fossil fuel production in the US indicates a significant decrease over the five-year period starting from 2024, where it is estimated at $1.97 billion. By 2028, the forecasted expenditure drops to $0.58494 billion. This marks a notable decline in the US government's support for fossil fuel production, reflecting a year-on-year reduction in expenditure starting in 2024 up to 2028, with an average compound annual growth rate (CAGR) that underscores a strong downward trend.

Future trends to watch include:

The potential impact of regulatory changes on fossil fuel tax policies.
How shifts towards greener energy sources and technologies could further reduce fossil fuel tax expenditures.
Monitoring geopolitical and market conditions that may influence fossil fuel production costs and related tax policies.