2026 Insights: 5 Key Changes Reshaping Small Business Retirement Plans

For small business owners, retirement benefits have moved from a "nice-to-have" to a meaningful signal that you care about the people who help drive your business forward.  

In a tight labor market, that signal may matters more than ever.

As 2026 unfolds, the retirement landscape continues to shift, driven by SECURE 2.0 provisions now fully in force, evolving employee expectations, and a growing patchwork of state mandates. The good news? Small businesses have more accessible, flexible retirement options than ever before.

Here are five key changes shaping small business retirement plans in 2026, and what employers should be thinking about right now.

1. Retirement Benefits Have Become a Talent Expectation  

Today's workforce may expect access to a workplace retirement plan, regardless of company size. For small businesses competing against larger employers (and against each other), a retirement plan may no longer a differentiator. Its absence could be.

Financial stress can be a workplace concernand employees increasingly look to their employers for support that goes beyond a paycheck. A retirement plan is one of the visible ways an employer demonstrates investment in their team's long-term wellbeing.

For small businesses, offering a plan is no longer just about preparing employees for the future. It can be a strategic lever for recruiting, retention, and culture.

What employers should consider:
If your business has historically delayed offering retirement benefits, evaluate whether the gap is quietly costing you candidates or current employees.

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2. Automatic Enrollment Is Now the Standard for New Plans  

SECURE 2.0's mandatory automatic enrollment provision took effect for plan years beginning January 1, 2025. Most 401(k) and 403(b) plans established after December 29, 2022, must now automatically enroll eligible employees at a default contribution rate of at least 3%, escalating 1% annually up to a cap between 10% and 15%.

Several exemptions apply, including businesses with 10 or fewer employees, those in operation less than three years, SIMPLE plans, church plans, and governmental plans.

Why this matters: participation rates tend to climb significantly when employees are auto-enrolled rather than asked to opt in. For small businesses, that can translate into stronger plan engagement with less administrative push from HR, and earlier savings habits for employees who might otherwise wait.

What employers should consider:
If you're launching a new plan or refreshing an existing one, confirm whether the mandate applies to you and whether your current default rate and escalation schedule align with both the rules and your workforce.

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3. The Roth Catch-Up Rule Takes Effect for High Earners in 2026  

This is the headline change for 2026. Beginning January 1, 2026, employees age 50 or older who earned more than $150,000 in FICA wages from their current employer in 2025 must make any catch-up contributions on a Roth (after-tax) basis rather than pre-tax.

A few practical implications for small business plan sponsors:

• If your plan does not currently offer a Roth contribution option, affected high earners cannot make catch-up contributions at all until you add one.
• Payroll systems must be able to identify high earners based on prior-year wages and apply Roth treatment automatically.
• The IRS has indicated plans must operate in "reasonable, good faith" compliance throughout 2026, with final regulations formally effective in 2027.
• The age 60 to 63 "super catch-up" limit remains $11,250 for 2026, layered on top of standard catch-ups for those participants.

What employers should consider:
Confirm with your recordkeeper and payroll provider that your plan offers a Roth option, that high earners have been correctly identified, and that participants understand how the change affects take-home pay.

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4. Expanded Eligibility Is Bringing More Part-Time Workers Into Plans

SECURE 2.0 reduced the long-term part-time (LTPT) eligibility threshold from three years to two consecutive years of 500+ hours, effective for plan years beginning on or after January 1, 2025. The rule applies to 401(k) and ERISA-covered 403(b) plans.

For businesses that lean on part-time, seasonal, or flexible workforces, this is a real administrative shift, but also an opportunity. Expanding access strengthens loyalty and can signal exclusivity, and may bring more of your team into the long-term savings consideration.

What employers should consider:
Review your eligibility provisions, hour-tracking processes, and plan document amendments (deadlines for most plans extend through Dec 31, 2026) to confirm operational compliance.

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5. State Mandates Are Accelerating, and Employers Have Choices  

As of April 2026, 22 states have enacted state-facilitated retirement programs for private-sector workers, with Utah and Mississippi joining the list in 2026 alone. Most are auto-IRA programs that require employers without a qualified plan to either participate in the state program or sponsor their own.

For many small businesses, the question has shifted from whether to offer a retirement plan to which type makes the most sense. State-sponsored auto-IRAs satisfy compliance and are simple to administer, but they carry meaningfully lower contribution limits ($7,500 in 2026 versus $24,500 for a 401(k)) and don't permit employer matching contributions.

An employer-sponsored plan often offers more flexibility, customization, tax credits available under SECURE 2.0, and the ability to use the plan as a recruiting and retention tool, not just a compliance checkbox.

What employers should consider:
Don't wait for a state deadline to force the decision. Evaluate your options now so the choice is strategic, not reactive.

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Looking Ahead

Retirement planning for small businesses keeps evolving, and 2026 brings real opportunities to build something meaningful for your team. Whether you're sponsoring a plan for the first time or fine-tuning an existing one, staying on top of changing rules and workforce expectations positions your business, and your people, for long-term success.

Because at the end of the day, retirement benefits are about more than future paychecks. They're one of the clearest ways a small business says to its team: we're invested in you for the long haul.

Ready to evaluate your retirement plan options? Connect with a OneDigital retirement consultant to walk through what makes the most sense for your business, your budget, and your team.

Frequently Asked Questions

1. What is the biggest retirement plan change for small businesses in 2026?

The biggest change in 2026 is the SECURE 2.0 Roth catch-up contribution rule. Beginning January 1, 2026, employees age 50 or older who earned more than $150,000 in FICA wages from their current employer in 2025 must make any catch-up contributions on a Roth (after-tax) basis rather than pre-tax. If a plan does not offer a Roth contribution option, affected high earners cannot make catch-up contributions at all. [1]

2. Are small businesses required to automatically enroll employees in 401(k) plans?

Yes, in most cases. Under SECURE 2.0, 401(k) and 403(b) plans established after December 29, 2022, must automatically enroll eligible employees beginning with plan years on or after January 1, 2025. The default contribution rate must be at least 3%, escalating 1% per year up to a cap between 10% and 15%. Exemptions apply to businesses with 10 or fewer employees, businesses in operation less than three years, SIMPLE plans, church plans, and governmental plans. [2]

3. What is the difference between a state-mandated retirement plan and a 401(k)?

State-mandated retirement plans are typically Roth IRAs with auto-enrollment, while 401(k) plans are employer-sponsored qualified retirement plans. Key differences include [3]:

• Contribution limits: State auto-IRAs cap at $7,500 in 2026; 401(k) plans allow $24,500.
• Employer matching: State auto-IRAs do not allow employer contributions; 401(k) plans do.
• Tax treatment: Most state programs are Roth (after-tax) only; 401(k) plans offer pre-tax and Roth options.
• Customization: 401(k) plans offer more flexibility in plan design, vesting, and investment options.

Sources:

[1] Belfint, Lyons & Shuman, "SECURE 2.0: Automatic Enrollment Mandate" (Updated December 2025)
[2] Georgetown Center for Retirement Initiatives, "States" (April 2026)
[3] Fiducient Advisors, "SECURE 2.0 Act: Roth Catch-Up Contributions" (December 2025)

Investment advice offered through OneDigital Investment Advisors LLC. These materials are provided for informational and educational purposes only and do not constitute a recommendation to buy, sell, or hold any security, nor do they constitute legal, accounting, investment, or tax advice.