What it is
A SEP is a simplified employee pension arrangement in which an eligible employer makes contributions to employees’ IRAs, including potentially the owner’s IRA.
Why it exists
It provides a retirement-plan option for a business while keeping employer contribution and employee eligibility obligations visible.
When it may help
It may help a self-employed household distinguish business-funded retirement saving from an ordinary personal IRA contribution and track plan documents.
When it may not fit
It may not fit a business that has not considered eligible employees or the cost of required consistent contribution treatment. An owner-only assumption can fail when staffing changes.
Tradeoffs and access
Employer contribution decisions, eligible compensation and plan terms matter. The account’s investments still have market risk and costs. A business cash need and retirement-account access are different issues.
Tax considerations
Annual dollar and compensation-based limits apply. Self-employed contribution calculations can differ from simply multiplying gross business revenue by a percentage. Traditional/Roth treatment should be verified for the actual arrangement.
Common mistakes
Do not treat SEP contributions as employee salary deferrals, ignore eligible staff, or use gross receipts as net self-employment compensation.
Fictional example
Fictional Taylor’s business hires an employee. Before making an owner contribution, Taylor asks the plan professional how eligibility and contribution obligations change.
Questions to ask
Who is eligible? Which compensation definition applies? What plan document governs contributions? What filings, timing and tax records are needed?
What to record in Planstead
Record the SEP arrangement, business/employer, owner, administrator and dated balance in Retirement & Pensions; keep business tax calculations with the preparer.
Next step
Review current IRS small-business guidance and the actual workforce with a qualified plan/tax professional before funding.
Sources
Primary sources reviewed 2026-09-14. A source describes its own rules; the fictional examples illustrate questions, not a recommendation.