Important 2026 tax figures for businesses
- ByPolk & Associates
- Jan, 15, 2026
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A new year brings many new tax-related figures for businesses. Here’s an overview of key figures for 2026. Be aware that exceptions or additional rules or limits may apply.
Depreciation-related tax breaks
- Bonus depreciation: 100%
- Section 179 expensing limit: $2.56 million
- Section 179 phaseout threshold: $4.09 million
Qualified retirement plan limits
- 401(k), 403(b) and 457 plan deferrals: $24,500
- 401(k), 403(b) and 457 plan catch-up contributions for those age 50 or older: $8,000
- 401(k), 403(b) and 457 plan additional catch-up contributions for those age 60, 61, 62 or 63: $3,250
- SIMPLE deferrals: $17,000
- SIMPLE catch-up contributions for those age 50 or older: $4,000
- SIMPLE additional catch-up contributions for those age 60, 61, 62 or 63: $1,250
- Contributions to defined contribution plans: $72,000
- Annual benefit limit for defined benefit plans: $290,000
- Compensation defining highly compensated employee: $160,000
- Compensation defining key employee (officer) in a top-heavy plan: $235,000
- Compensation triggering Simplified Employee Pension contribution requirement: $800
Other benefits limits
- Health Savings Account (HSA) contributions: $4,400 for individuals, $8,750 for family coverage
- Health Flexible Spending Account (FSA) contributions: $3,400
- Health FSA rollover: $680
- Child and dependent care FSA contributions: $7,500
- Employer contributions to Trump account: $2,500
- Monthly commuter highway vehicle and transit pass: $340
- Monthly qualified parking: $340
Miscellaneous business-related limits
- Income range over which the Section 199A qualified business income deduction limitations phase in: $201,750 – $276,750 (double those amounts for married couples filing jointly)
- Threshold for the excess business loss limitation: $256,000 (double that amount for joint filers) — note that this is a reduction from 2025
- Limitation on the use of the cash method of accounting: $32 million (also affects other tax items, such as the exemption from the 30% interest expense deduction limit)
Planning for 2026
We can help you factor these changes and others into your 2026 tax planning. Contact us to get started.
© 2025

Large enough to serve a diverse clientele, yet small enough to maintain a hands-on approach, we are committed to maintaining the highest accounting and ethical standards with continuous education, extensive research resources, and excellent quality control.
Polk and Associates is a member of the Michigan Association of Certified Public Accountants, and the American Institute of Certified Public Accountants. The firm participates in the AICPA Peer Review Program, and has always received the highest level of award for its audit practice and quality control.
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