OBBB Act: Business Tax Benefit Navigator

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Business Benefit Navigator

Unlock Your Business Tax Savings

The OBBB Act of 2025 introduced powerful, permanent tax benefits for businesses. Use this interactive tool to estimate your savings from bonus depreciation, R&D expensing, and the new auto loan deduction.

Personalized Savings Calculator (2025)

Your Filing Status Single / Head of Household Married Filing Jointly

Your Marginal Tax Rate 12% 22% 24% 32% 35%

Your Total Income (MAGI)

Business Investments

New Equipment Cost

Annual R&D Spending

Auto Loan Interest Paid

Vehicle Business Use %

Estimated Tax Savings

From Bonus Depreciation

$0

From R&D Expensing

$0

From Auto Loan Interest

$0

Total Estimated 2025 Savings

$0

100% Bonus Depreciation: Now Permanent

The OBBB Act reversed the phase-down of bonus depreciation, permanently setting it at 100%. This allows businesses to write off the full cost of equipment in year one, boosting cash flow for reinvestment.

R&D Expensing: Immediate Deduction Restored

You can once again deduct 100% of R&D costs immediately, instead of amortizing them over 5 years. Many small businesses overlook qualifying activities. Does your business do any of the following?

Developing or improving a product or software Creating new manufacturing processes to improve efficiency Building and testing prototypes Paying third-party contractors for technical development

New: Auto Loan Interest Deduction

Sole proprietors and single-member LLCs can now deduct up to $10,000 in auto loan interest annually. The chart below shows how the deduction phases out for a Single filer as income rises.

Official Sources & Useful Links

H.R. 1 - OBBB Act (Official Text and Status) IRS Publication 946 (Depreciation Rules) IRS Form 6765 (R&D Credit) Practical U.S. Small Business Tax Saving Tips (Spotify Podcast)

This tool provides an estimate for illustrative purposes only. It is not legal or financial advice. Consult a qualified professional for guidance on your specific situation.