Big Beautiful section 199a calculator

Use the calculator below to estimate your deduction from section 199a using the new formula of the large tax bill of 2025.

Note: The most detailed instructions appear under the calculator, but may probably use numbers of their tax declarations 2024 or 2025 to calculate the effect of the new formula on its deduction of section 199a.

Using the Big Beautiful calculator section 199a

To use the 199A section calculator, follow these steps:

1. (Optional) Replace my very approximate estimates of the thresholds for the elimination of the writing in the limitations of the 199A section: $ 200,000 for individual archivators and $ 400,000 for married files, with better numbers if you have them. (The Treasury will provide better numbers by 2026 later in 2025 if the large tax bill passes and, therefore, perpetuates the deduction of the 199A section).
2. Enter a METRO or a S in the presentation status table to influence your statement of the tax declaration.
3. Enter or estimate your taxable income using the taxable income box.
4. Describe your services of services or companies not specified qualified commercial income, W-2 salaries and depreciable property boxes. Keep in mind that if you have added your businesses that are not SSTB, the calculator should work well. If you have multiple unregistered companies, you may not work accurately. I’m sorry.
5. Provide your total specified trade or business income (SSTB). You should be able to add all your SSTB in a single number.
6. Click Calculate.

Advice: For more information on how the new formula of the 199A section works, take a look at this blog post: the new Big Beautiful Beautiful Section 199a Deduction.

A final caution: assuming that the great tax bill passes Congress, will spend months before the Treasury can issue updated regulations. Therefore, consider the numbers of the Big Beautiful 199A section approximate estimates.