This bill matters because it would change the amount of taxes individual investors pay on the profits from their long-term investments. Many argue that current tax law can unfairly tax "phantom" gains, which are increases in an asset's value that merely keep pace with inflation, rather than representing a real increase in wealth or purchasing power. This bill seeks to address that by aligning the tax system more closely with the real economic gains.

If this bill becomes law, investors could see lower capital gains tax burdens, potentially encouraging them to hold investments for longer periods by reducing the tax impact of inflation. If it does not pass, the current system will remain, where the entire nominal gain (not adjusted for inflation) is subject to taxation, which some believe can discourage long-term saving and investment by taxing gains that are solely due to inflation.