Overview of 2026 tax updates affecting small businesses including bonus depreciation and Section 179 deductions.

Small Business Tax Changes in 2026: What Business Owners Should Know

March 10, 2026

Several small business tax changes are taking effect in 2026, and staying informed can help companies plan ahead with confidence. These updates may influence how businesses approach equipment purchases, investments, and long-term growth planning.

While tax professionals manage detailed tax strategies, understanding these updates can help business owners make more informed decisions throughout the year. Below are some of the most notable developments business owners should be aware of.


1. The Return of 100% Bonus Depreciation

One of the biggest updates for businesses in 2026 is the return of 100% bonus depreciation for qualifying business assets.

This rule allows businesses to deduct the full cost of eligible equipment and property in the same year it’s purchased, rather than spreading the deduction across multiple years.

Common qualifying purchases may include:

  • Equipment and machinery
  • Business vehicles (with certain limitations)
  • Computers and office technology
  • Certain building improvements

For businesses investing in technology upgrades, new tools, or operational expansion, this change may make it easier to move forward with larger purchases.


2. Higher Section 179 Deduction Limits

Another notable update is the increase in the Section 179 deduction limit, which allows businesses to expense qualifying equipment and software immediately.

For 2026:

  • Maximum deduction increased to $2.56 million
  • Phase-out threshold increased to $4.09 million in purchases

These higher limits give growing businesses more flexibility when investing in equipment, software, or operational infrastructure.


3. Pass-Through Deduction Remains Available

Many small businesses operate as pass-through entities, including LLCs, S corporations, and partnerships.

The Qualified Business Income (QBI) deduction allows eligible business owners to deduct up to 20% of qualified business income, which can significantly reduce overall taxable income.

Because so many small businesses use pass-through structures, this deduction remains an important component of long-term financial planning.


4. Expanded Employer Childcare Tax Credits

Another change in 2026 expands tax credits related to employer-supported childcare.

Under the updated rules:

  • Businesses may receive credits for up to 40% of eligible childcare expenses
  • Eligible small businesses may qualify for up to 50% of expenses
  • Maximum credits increased to $500,000 (or $600,000 for qualifying small businesses)

These incentives are designed to help businesses support working families while improving employee retention and workplace stability.


5. Immediate Deduction for Domestic Research and Development

Businesses that invest in innovation may benefit from the return of immediate deductions for domestic research and development expenses.

Previously, companies were required to spread these deductions across several years. The updated rules allow businesses to deduct qualifying R&D expenses in the same year they occur.

This change may benefit companies involved in:

  • Software development
  • Product innovation
  • Manufacturing improvements
  • Technology research

For businesses focused on innovation, the change may improve cash flow and long-term investment planning.


Why These Updates Matter for Business Owners

Many of the regulatory updates taking effect in 2026 are designed to encourage business investment, innovation, and expansion.

Understanding these changes can help business owners with:

  • Planning equipment purchases
  • Evaluating expansion opportunities
  • Organizing financial records
  • Preparing for future reporting and filings

Even when working with an accountant or tax professional, staying informed about regulatory updates helps business owners make more confident operational decisions.


Staying Organized as Your Business Grows

As businesses expand, invest in equipment, or hire employees, it becomes increasingly important to keep entity records, registrations, and required filings up to date.

Maintaining good standing with state agencies ensures your company can continue operating smoothly as it grows.

At US Filing Services, we simplify the compliance side of running a business by providing fast, reliable filing solutions. Our goal is to make required filings straightforward so business owners can focus on growing their business while we handle the paperwork.


View our products and services.


This article is for informational purposes only and should not be considered tax advice. Business owners should consult a qualified tax professional regarding their specific tax situation.

See Our Business Compliance Products and Services.

Including expert support whenever you need it.

Product Selection

Filing Compliance Made Simple and Stress-Free

One quick form. One flat fee. Zero hassle.

File Your Annual Report