President Donald Trump ’s ‘big beautiful bill’ delivers a temporary higher limit on the federal deduction for state and local taxes, known as SALT. But the phaseout, or income-based benefit reduction, could trigger a tax surprise for some higher earners, experts say.

The One Big Beautiful Bill Act is temporarily quadrupling the state and local tax deduction to at least $40,000, up from $10,000, for the next five years. Now it’s up to taxpayers to see if they can take advantage of this extra write-off, which is popularly referred to as the SALT deduction.

The 'One Big Beautiful Bill Act' by President Trump temporarily raises the SALT deduction limit to $40,000, offering potential tax relief for homeowners. But who stands to gain the most from this change?