Imagine a scenario: You’ve worked tirelessly building your consulting firm, medical practice, or tech venture. Every year, you find yourself staring down a significant tax bill, feeling like there’s no way to meaningfully reduce your taxable income while also saving for a comfortable retirement. You’ve heard whispers of “defined benefit plans,” but you probably dismissed them, thinking they were only for large corporations with hundreds of employees. If that sounds familiar, you’re not alone. Many high-earning, self-employed professionals initially believe these powerful tax strategies are out of reach, but as Paul Sundin, CPA, discusses in the video above, Solo Defined Benefit Plans are specifically designed to empower individuals and small business owners to significantly boost their retirement savings and slash their tax liability.
Unlocking Advanced Retirement Savings for the Solo Entrepreneur
The core misconception around defined benefit (DB) plans is that they require a large workforce. However, the truth is quite the opposite for Solo Defined Benefit Plans. These plans are perfectly suited for self-employed individuals, independent contractors, and business owners who are the sole (or primary) employee. This includes a wide array of business structures, such as:
- Single-member LLCs filing as sole proprietors (Schedule C)
- Individuals operating under a DBA (Doing Business As)
- S-Corporations where the owner is the only W2 employee
- C-Corporations with a single W2 employee
- Husband-and-wife partnerships where both spouses are involved
The beauty of these plans lies in their ability to provide substantial tax deductions. Unlike Defined Contribution plans like a Solo 401(k) or SEP IRA, which have annual contribution limits (e.g., $69,000 for a Solo 401(k) in 2024, including profit-sharing and employee deferrals), a Solo Defined Benefit Plan determines contributions based on a desired future retirement benefit. This often translates into contribution amounts far exceeding those traditional limits, sometimes reaching hundreds of thousands of dollars annually, all of which are tax-deductible.
Why Solo Defined Benefit Plans Outshine Other Options
For high-income professionals, the limitations of traditional retirement vehicles quickly become apparent. A Solo 401(k) or SEP IRA, while excellent tools, can only defer a certain amount of income. A Solo Defined Benefit Plan, however, offers a fundamentally different approach, built on the premise of providing a guaranteed income stream in retirement. This structure allows for significantly larger annual contributions because the objective is to fund a specific future payout, rather than simply contributing a percentage of income.
Consider the data point shared by Paul Sundin: “Probably half of our plans are solo plans or one-person plans.” This isn’t just an anecdote; it reflects a growing trend among affluent independent professionals who recognize the immense power of these plans. According to IRS statistics, the number of self-employed individuals and small businesses continues to rise, especially in sectors like IT consulting, healthcare, and specialized services. These are precisely the demographics that benefit most from the robust tax-saving and wealth-building capabilities of a Solo Defined Benefit Plan.
Maximizing Your Contributions with Solo Status
One of the most compelling advantages of a Solo Defined Benefit Plan is the absence of certain regulatory hurdles that plague plans with multiple employees. These typically involve non-discrimination testing, which ensures that benefits do not disproportionately favor highly compensated employees over rank-and-file staff. For a solo practitioner, these tests are largely irrelevant, simplifying plan administration and allowing the owner to maximize their personal contributions without concern for parity with other employees.
Leveraging Prior Service and Front-End Loading
The flexibility inherent in Solo Defined Benefit Plans is particularly powerful. If you are a W2 employee of your own S-Corp or C-Corp, contributions are based on your reasonable compensation. However, because it’s just you (or you and your spouse), the plan design can be optimized to pull in “prior service.” This means if you had years of self-employment income before establishing the plan, those years can sometimes be factored into the actuarial calculations, allowing for even larger initial contributions to “catch up” for past periods. This ability to substantially “front-end” the plan allows for significant contributions early on, accelerating your tax deductions and retirement savings.
Another key aspect mentioned in the video is how employee eligibility thresholds can work in your favor. Paul noted that typical eligibility thresholds include working “a thousand hours or less” or being “under the age of 21.” This often means that part-time employees, seasonal workers, or even family members (like children helping out in the business) may not meet the criteria to be included in the plan, further ensuring that the vast majority – if not all – of the plan’s benefits accrue to the business owner.
Who Benefits Most from a Solo Defined Benefit Plan?
While the video highlights physicians and IT consultants as common clients, the benefits extend to any high-income professional with consistent earnings looking for aggressive tax-deferred savings. This often includes:
- Consultants: Management, financial, marketing, and IT consultants with strong client rosters.
- Medical Professionals: Doctors, dentists, chiropractors, and specialists in private practice.
- Lawyers: Solo practitioners or partners in small law firms.
- Engineers and Architects: Self-employed individuals in specialized fields.
- Real Estate Professionals: High-earning agents, brokers, or investors.
These individuals typically share a common characteristic: a significant portion of their income falls into higher tax brackets, making tax-deductible contributions exceptionally valuable. For these high-income earners, diverting funds into a Solo Defined Benefit Plan represents one of the most effective strategies available to reduce current taxable income and build substantial wealth for the future, well beyond the capabilities of standard plans.
Your Questions on Our Favorite Solo Defined Benefit Tax Strategy
What is a Solo Defined Benefit Plan?
It is a powerful retirement plan specifically designed for self-employed individuals and small business owners. It allows you to make very large, tax-deductible contributions to reduce your taxable income and save significantly for retirement.
Who can typically use a Solo Defined Benefit Plan?
These plans are ideal for high-earning self-employed professionals, independent contractors, and business owners who are the only (or primary) employee. This includes various business structures like single-member LLCs, S-Corporations, and C-Corporations.
How does a Solo Defined Benefit Plan differ from a Solo 401(k)?
Solo Defined Benefit Plans allow for much larger annual tax-deductible contributions, sometimes hundreds of thousands of dollars, far exceeding the limits of a Solo 401(k). Contributions are based on a desired future retirement income rather than a set annual limit.
What are the main advantages of a Solo Defined Benefit Plan?
The primary advantages are substantial tax deductions on current income and the ability to save a significantly larger amount for retirement compared to other plans. It also simplifies administration since it’s designed for solo practitioners.

