The Trump administration is circulating two capital gains tax proposals, presenting them as policy commitments should Republicans maintain their congressional positions in the November 2026 midterm elections.

National Economic Council Director Kevin Hassett and White House advisor Larry Kudlow have been publicly advancing a pair of ideas: indexing capital gains for inflation and increasing the exclusion threshold on profits from home sales.

Details of the Proposals

The first proposal — indexing capital gains for inflation — would adjust an asset's original purchase price upward to reflect the dollar's declining purchasing power over time. Under current law, an investor who purchases an asset for $100,000 and later sells it for $150,000 owes capital gains tax on the full $50,000 gain. With inflation indexing, if $20,000 of that gain were attributable to inflation, the taxable gain would be reduced to $30,000. Long-term capital gains — those on assets held for more than one year — are currently taxed at preferential rates of 0%, 15%, or 20% depending on income, well below the top ordinary income rate of 37%.

The second proposal targets the existing capital gains exclusion on home sales. The current exclusion stands at $250,000 for individual filers and $500,000 for married couples filing jointly — thresholds that have remained unchanged since they were established under the Taxpayer Relief Act of 1997. Over the intervening decades, national median home prices have risen substantially, meaning a growing share of sellers in high-cost markets already exceed the existing caps. The administration is considering raising these figures, which would allow home sellers to retain a greater share of profits tax-free.

Kudlow stated on Fox Business that Trump is "very interested" in both indexing capital gains and expanding the home-sale exemption. Hassett described the proposals not as imminent policy actions but as campaign commitments, noting that Trump intends to promote the ideas as part of a future Republican governing agenda.

White House spokesperson Kush Desai confirmed that Trump is exploring new tax policy concepts under the "Make America Wealthy Again" initiative.

Legislative and Legal Hurdles

Both proposals would require congressional approval. The administration reportedly examined whether executive action could implement inflation indexing unilaterally, but that approach faces substantial legal obstacles. Previous administrations, including Trump's first term, ultimately declined to pursue that route.

Efforts to index capital gains for inflation have surfaced in Washington for decades, typically reemerging when Republican administrations seek to signal a pro-investor stance. These proposals have consistently stalled in Congress, where deficit hawks raise concerns about lost revenue and Democrats cite distributional analyses indicating that benefits would flow disproportionately to upper-income households. The proposals would build on the Tax Cuts and Jobs Act of 2017, the signature tax legislation of Trump's first term, which lowered individual and corporate rates but did not address capital gains indexing.

According to prior Congressional Budget Office analyses of comparable proposals, the vast majority of capital gains income is concentrated among households in the top 1% of the income distribution.

Potential Market Effects

In real estate, a possible increase in the exclusion threshold could lead some homeowners to delay listing their properties in anticipation of a more favorable tax environment, temporarily tightening housing supply. Equity markets may also factor in the probability of these changes, as more favorable capital gains treatment would effectively raise the after-tax return on investment.

The trajectory of these proposals hinges on the November midterms. A strong Republican performance would elevate them from campaign rhetoric to active legislative priorities. Absent that outcome, the ideas would likely return to the long-standing limbo they have occupied for decades.