2026 Changes to SOP 50-10 Will Take Effect in October
Posted by Lumsden McCormick LLP
Read This InsightJuly 15, 2025
On July 4, 2025, President Trump signed the One Big Beautiful Bill (OBBB) Act into law, ushering in sweeping changes to the U.S. tax code. This legislation makes permanent provisions from the Tax Cuts and Jobs Act (TCJA), introduces new deductions and credits, and eliminates several green energy incentives. Here’s a breakdown of what individuals need to know.
The OBBB Act locks in the current seven-bracket structure for individuals:
For trusts and estates, the brackets remain at:
A key change is the adjustment to inflation calculations, especially for the 10% bracket, which will now capture more income due to an extra year of inflation indexing.
The child tax credit (CTC) sees several important updates:
The OBBB Act permanently repeals the personal and dependency exemption deductions starting in 2026. However, the rules for determining dependents still apply for other tax benefits like the child tax credit.
From 2025 through 2028, seniors aged 65+ can claim a $6,000 deduction, subject to income phaseouts:
These amounts will be adjusted annually for inflation.
The State and Local Tax (SALT) deduction cap is:
New Deductions for Workers
Two new deductions are introduced (2025–2028):
From 2025 to 2028, individuals can deduct up to $10,000 in interest on auto loans for cars purchased after 2024. This applies to both itemizers and non-itemizers.
A new tax-favored savings vehicle called Trump Accounts is introduced:
The estate tax exemption is raised to $15 million for decedents dying in 2026, indexed for inflation thereafter.
The OBBB Act eliminates several green energy incentives after 2025, including:
The OBBB Act brings significant and lasting changes to the tax landscape for individuals. While many provisions offer expanded benefits and deductions, others—like the repeal of personal exemptions and green energy credits—may impact planning strategies.
Need help navigating these changes? Contact your tax advisor to understand how the OBBB Act affects your specific situation.
Download a two-page summary of Effective OBBB Dates for Individual Taxpayers here.