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Retirement Plans for Real Estate Business Owners: Solo 401(k), SEP IRA & Cash Balance Plans

Whitestone CPA Insights

Published October 18, 2026

retirement plans for real estate business owners


Ask many people in real estate where retirement planning fits into their business and you may hear:

“Retirement plans are for corporate employees.”

That is not necessarily true.

Real estate agents, brokers, wholesalers, flippers, property managers, and other business owners may have access to retirement-plan strategies that allow them to build long-term savings while potentially reducing current taxable income.

The right strategy depends on how the income is earned, how the business is structured, whether there are employees, and what other retirement plans the owner participates in.

Real estate business owners may have more options than a regular IRA

If you earn compensation or self-employment income from an active business, a business retirement plan may provide substantially more contribution capacity than a traditional or Roth IRA.

For self-employed individuals, retirement-plan calculations are generally based on earned income from the trade or business, subject to specific adjustments. IRS

Depending on the plan, a business owner may be able to contribute in more than one capacity.

For example, with a one-participant 401(k), the owner can generally participate as both the employee and employer. IRS

That flexibility is one reason business retirement plans can become valuable planning tools when income increases.

Solo 401(k)

A Solo 401(k), also called a one-participant 401(k), is generally designed for a business owner with no common-law employees other than potentially a spouse. IRS

The owner can generally contribute through:

  1. employee elective deferrals
  2. employer contributions

That combination can make a Solo 401(k) particularly attractive for owner-operated businesses.

For 2026, the general 401(k) elective deferral limit is $24,500, before considering applicable catch-up contribution rules. IRS

The actual maximum contribution can depend on compensation, business structure, age, other retirement plans, and applicable annual limits.

One important S-corp rule

If your real estate business operates as an S corporation, retirement-plan contributions are generally based on your W-2 compensation, not your S-corporation distributions.

The IRS specifically states that shareholder distributions do not constitute earned income for retirement-plan purposes. IRS

That means salary planning and retirement planning often need to be considered together.

SEP IRA

A SEP IRA can be simpler to establish and administer than a 401(k).

Unlike a traditional 401(k), however, a SEP is generally funded through employer contributions rather than employee elective deferrals. IRS

For 2026, SEP employer contributions are generally limited to the lesser of 25% of eligible compensation or $72,000, subject to the special calculation rules applicable to self-employed individuals. IRS

That simplicity can make a SEP attractive, but it is not automatically the best choice.

Businesses with employees should also pay particular attention to contribution requirements. Under many SEP arrangements, contributions generally must be made using a uniform percentage of compensation for eligible participants. IRS

As the business grows, that can materially change the economics.

Cash balance plan

A cash balance plan is a type of defined benefit plan.

Unlike a 401(k), where contributions are generally made to an individual account, a cash balance plan provides benefits under a formula expressed through a hypothetical account containing contribution and earnings credits. IRS

These plans can be particularly relevant for certain consistently high-income business owners who want to make larger retirement contributions than a defined contribution plan alone may permit.

But they are considerably more complex.

Plan design, employee demographics, owner age, compensation, funding requirements, actuarial calculations, and long-term cash flow all matter.

For that reason, a cash balance plan is generally not something to establish merely because one year happened to be unusually profitable.

Does rental income qualify for retirement-plan contributions?

This is where the phrase “I work in real estate” can become misleading.

Two taxpayers can both consider themselves real-estate investors while having very different retirement-plan opportunities.

Retirement-plan contributions for self-employed individuals generally depend on earned income from the trade or business. IRS

So income generated from providing services through an active business may produce eligible compensation or earned income, while investment income may not.

For example:

Real estate agent or broker

May have compensation or self-employment income that can support retirement-plan contributions.

Wholesaler or active real estate business

May have earned business income depending on how the activity and entity are structured.

Property management company owner

May have compensation from an active operating business.

S-corporation owner

Generally uses W-2 compensation—not distributions—for retirement-plan contribution purposes. IRS

Passive real-estate investor

Rental or investment income does not automatically create retirement-plan contribution capacity simply because it appears on the owner's tax return.

The underlying facts matter.

Solo 401(k) vs. SEP IRA vs. cash balance plan

Rather than asking which plan is “best,” it is usually more useful to ask which plan fits the business.

ConsiderationSolo 401(k)SEP IRACash Balance Plan

Best fitOwner-only businessesBusinesses wanting simpler employer-funded planConsistently high-income owners
Employee contributionsGenerally yesGenerally no elective deferralsNot structured like a 401(k)
Employer contributionsYesYesRequired funding based on plan design
EmployeesEmployee eligibility can complicate planEligible employees can increase employer costEmployee demographics matter significantly
ComplexityModerateRelatively simpleHigh
Potential contribution capacityHighHighPotentially significantly higher depending on design
Funding flexibilityGenerally more flexibleGenerally flexibleLess flexible due to defined-benefit funding obligations

The right answer depends heavily on the specific business.

A simple real-estate example

Suppose a real estate professional earns $180,000 from an active business.

The first instinct may be to make a regular IRA contribution and stop there.

But depending on:

  1. entity structure
  2. compensation
  3. employee count
  4. age
  5. other retirement-plan participation
  6. cash-flow needs

the owner may have access to a business retirement plan that allows significantly greater retirement savings.

That can potentially accomplish several things at once:

  1. reduce current taxable income
  2. move cash into long-term retirement savings
  3. create a more intentional wealth-building strategy
  4. make use of tax-planning opportunities before year-end

The exact contribution should be calculated rather than estimated from gross income alone.

Don't wait until tax-return season

Retirement-plan decisions can have deadlines and plan-establishment requirements that vary depending on the type of plan and the circumstances.

Waiting until the tax return is being prepared can reduce the available planning options.

If the business is having a strong year, retirement planning should be part of the year-end tax-planning conversation, not merely an April tax-preparation conversation.

The bottom line

Real estate business owners may have retirement-plan opportunities well beyond a standard IRA.

A Solo 401(k), SEP IRA, or cash balance plan may make sense depending on:

  1. the type of income being earned
  2. business structure
  3. compensation
  4. employees
  5. other retirement accounts
  6. expected future profitability
  7. cash available for contributions

The key is choosing the plan based on the business—not choosing the business decisions around the tax deduction.

Had a strong year in real estate?

If you're not sure whether your current retirement plan still fits your income and business structure, Get a Second Opinion from Whitestone CPA.