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SSTB and the QBI Deduction: What Business Owners Need to Know About Specified Service Trades or Businesses

The Qualified Business Income (QBI) deduction is one of the most valuable tax benefits available to many small business owners in the United States. Introduced under the Tax Cuts and Jobs Act, it allows eligible taxpayers to deduct up to 20% of qualified business income from certain pass-through businesses.

However, not every business qualifies equally. A key concept that often creates confusion for business owners is the Specified Service Trade or Business (SSTB) classification. If your business falls into this category, your eligibility for the QBI deduction may be limited or even eliminated depending on your income.

At Velin & Associates, Inc., we frequently work with professionals, creators, and entrepreneurs across industries — including healthcare providers, filmmakers, online sellers, consultants, and high-income professionals. Understanding how SSTB rules apply can make a significant difference in your tax planning and overall tax liability.

Below is a comprehensive explanation of what an SSTB is, how it affects your tax return, and what strategies business owners should consider.

Understanding the Qualified Business Income (QBI) Deduction

The QBI deduction allows eligible taxpayers to deduct up to 20% of their qualified business income from certain pass-through businesses.

Pass-through entities include:

Unlike traditional business deductions, the QBI deduction is taken on the individual tax return, not at the business level.

Example

A business owner earns:

Under the QBI rules, they may qualify for a deduction of:

$40,000 (20% of $200,000)

This deduction directly reduces taxable income, potentially saving thousands of dollars in federal taxes.

However, whether the full deduction is available depends on several factors — including whether the business is considered an SSTB.

What Is a Specified Service Trade or Business (SSTB)?

A Specified Service Trade or Business is a business where the primary value comes from the skill, expertise, or reputation of its owners or employees.

The tax law specifically lists several industries that fall under the SSTB category.

These include businesses providing services in fields such as:

In addition, businesses may also be classified as SSTBs if income is generated primarily from:

This last category is especially important for modern digital professionals, including influencers and creators.

Why SSTB Status Matters

The classification becomes important because SSTB businesses face income-based limitations on the QBI deduction.

If your income is below certain thresholds, you may still qualify for the full deduction. However, as income increases, the deduction begins to phase out and may disappear completely.

For 2025 tax returns, the thresholds are approximately:

If your income exceeds these thresholds, SSTB owners begin to lose the deduction.

Phase-Out Range for SSTBs

Once income enters the phase-out range, the QBI deduction gradually decreases.

Phase-out ranges:

Married Filing Jointly

Single Filers

If income exceeds the top of the phase-out range, the QBI deduction for SSTBs is completely eliminated.

Example: Medical Practice Owner

Consider a physician who owns a medical practice structured as an S corporation.

Business income:
$500,000

Because healthcare services are considered an SSTB and the taxpayer’s income exceeds the phase-out threshold, the physician may not qualify for the QBI deduction.

Without the deduction, the physician pays tax on the full business income.

However, if the physician’s taxable income were below the threshold, they could potentially claim a deduction of up to 20% of their qualified business income.

Example: Creative Professional

Consider a filmmaker or content creator who earns income through production services and licensing creative work.

Total business income:
$180,000

If this creator operates as a sole proprietor or S corporation and their income falls below the threshold, they may still qualify for the full 20% deduction, even though creative work could fall within SSTB definitions.

Their deduction could be approximately:

$36,000 (20% of $180,000)

This significantly reduces their taxable income.

Example: Social Media Creator or Influencer

Influencers, YouTubers, and TikTok creators often fall into the SSTB category because income may come from:

Example:

A content creator earns:

Because income is within the phase-out range, the QBI deduction may be partially reduced.

Proper planning becomes essential to maximize any remaining deduction.

Example: Online Commerce Business (Not an SSTB)

Some businesses are not considered SSTBs, even if the owner is personally involved.

Example:

An entrepreneur runs an online Shopify store selling physical products.

Revenue comes primarily from product sales, not personal expertise or reputation.

Because this is not an SSTB, the business may qualify for the QBI deduction even if income exceeds the threshold — although other limitations may apply based on wages and property.

This distinction can create major tax differences between businesses.

What Income Counts as Qualified Business Income

Qualified Business Income generally includes:

However, several types of income do not count as QBI.

These include:

Understanding which income qualifies is critical when calculating the deduction.

Rental Real Estate and the QBI Deduction

Rental real estate can sometimes qualify as a trade or business for QBI purposes.

To qualify, the activity must show:

Certain rental real estate activities may also qualify under IRS safe harbor rules if they meet specific requirements related to hours worked and recordkeeping.

Example:

A taxpayer owns multiple rental properties and actively manages them.

If the activity qualifies as a trade or business, the owner may be eligible for the QBI deduction on rental income.

Pass-Through Entities and QBI Reporting

Many business owners receive Schedule K-1 forms from partnerships or S corporations.

These forms typically include information about:

However, the amounts shown on a K-1 are not automatically included in QBI. Each item must still be evaluated when preparing the individual tax return.

This is one of the reasons professional tax preparation is essential for complex businesses.

Business Aggregation Rules

Some taxpayers own multiple businesses.

In certain situations, the tax law allows these businesses to be aggregated when calculating the QBI deduction.

Aggregation may be allowed if:

Aggregation can help maximize deductions when wage or property limitations apply.

However, SSTBs cannot be aggregated with non-SSTB businesses, which can limit planning opportunities.

Planning Strategies for SSTB Business Owners

Although SSTB rules can limit deductions, there are still legitimate planning strategies available.

These may include:

Income management

Keeping taxable income below phase-out thresholds when possible.

Retirement contributions

Maximizing retirement plan contributions to reduce taxable income.

Entity structure planning

Choosing the right business structure to optimize compensation and deductions.

Expense planning

Ensuring all legitimate business expenses are properly recorded.

Tax timing strategies

Managing income recognition and deductions between tax years.

Professional tax planning is especially important for high-income professionals and business owners.

Why Proper Tax Planning Matters

SSTB classification can significantly affect how much tax a business owner pays.

Two businesses with similar income may face very different tax outcomes depending on:

Because the rules are complex and constantly evolving, proactive planning can make a substantial difference.

How Velin & Associates, Inc. Helps Business Owners

At Velin & Associates, Inc., we help entrepreneurs, creators, healthcare professionals, and business owners understand how tax rules apply to their unique situation.

Our firm works with clients in industries including:

We assist clients with:

Understanding the SSTB rules and the QBI deduction can help business owners reduce their tax liability and plan for long-term financial success.

For more information about our tax planning services, contact us today: visit our website.

Velin & Associates, Inc

8159 Santa Monica Blvd STE 198/200 West Hollywood, CA 90046
323-902-1000
dmitriy@losangelescpa.org

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Our firm provides the information in this e-newsletter for general guidance only, and does not constitute the provision of legal advice, tax advice, accounting services, investment advice, or professional consulting of any kind. The information provided herein should not be used as a substitute for consultation with professional tax, accounting, legal, or other competent advisers. Before making any decision or taking any action, you should consult a professional adviser who has been provided with all pertinent facts relevant to your particular situation. Tax articles in this e-newsletter are not intended to be used, and cannot be used by any taxpayer, for the purpose of avoiding accuracy-related penalties that may be imposed on the taxpayer. The information is provided "as is," with no assurance or guarantee of completeness, accuracy, or timeliness of the information, and without warranty of any kind, express or implied, including but not limited to warranties of performance, merchantability, and fitness for a particular purpose.

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