S corporation owners can easily miss a valuable health-insurance deduction when premiums are paid personally, omitted from payroll, or reported incorrectly on Form W-2. The rules are especially important for dental, vision, and qualifying Medicare premiums because these costs may be deductible when the arrangement is documented and processed properly.
For closely held businesses in Northern Virginia, Washington, DC, and beyond, the best time to review the arrangement is before year-end payroll is finalized. A few coordinated steps between the shareholder, the company, the payroll provider, and the tax preparer can help preserve the deduction and avoid a rushed W-2 correction later.
What S corporation owners need to know
Under current IRS guidance, health and accident insurance premiums paid for a shareholder-employee who owns more than 2 percent of an S corporation generally must be included in that shareholder’s taxable wages. When the requirements are met, the corporation may deduct the premiums and the shareholder may claim the self-employed health-insurance deduction on the individual return.
The mechanics matter. The S corporation must pay the premiums directly or reimburse the shareholder during the tax year, and the amount must be reported as taxable compensation on the shareholder’s Form W-2. Qualifying premiums are generally included in Box 1, but not Boxes 3 and 5 when the applicable payroll-tax requirements are satisfied. Simply paying a personal policy without reimbursement through the corporation generally does not establish the plan under the S corporation for this deduction.
The IRS explains that health insurance for this purpose can include medical, dental, and vision coverage. Qualifying Medicare premiums voluntarily paid for insurance may also be considered, subject to the same company-payment or reimbursement and W-2 reporting framework. Eligibility and the amount of the deduction still depend on the shareholder’s facts, including earned-income limits and access to subsidized coverage through another employer or a spouse’s employer.
Five practical actions to consider
1. Identify every potentially qualifying premium
Gather statements for medical, dental, and vision insurance, as well as qualifying Medicare coverage. Include premiums paid for the shareholder, spouse, dependents, and eligible children when applicable. Do not assume that a premium is already captured merely because it is paid automatically from a personal account.
2. Confirm who paid—and whether the corporation reimbursed it
If the S corporation paid the insurer directly, retain the invoices and proof of payment. If the shareholder paid personally, provide the records to the company and arrange a documented reimbursement before the corporation closes its books for the year. IRS Notice 2008-1 describes the payment and reimbursement framework used to establish the coverage under the S corporation.
3. Coordinate the W-2 treatment before year-end
Give the final premium total to the payroll provider early enough to include it in the shareholder’s last payroll run and Form W-2. Ask the provider to confirm the Box 1 treatment and whether the amount has been excluded from Social Security and Medicare wages as appropriate. Waiting until after W-2s are issued can create avoidable amendments and delays.
4. Check the subsidized-plan limitation
The self-employed health-insurance deduction is generally unavailable for any month in which the shareholder was eligible to participate in an employer-subsidized health plan, including a subsidized plan offered through a spouse’s employer. Eligibility—not merely enrollment—can affect the result. Review coverage month by month if circumstances changed during the year.
5. Calculate the deduction with the business-income limit in mind
The deduction cannot exceed the shareholder’s earned income from the S corporation under which the insurance plan is established. The computation may also interact with the premium tax credit or other tax items. The IRS Form 7206 guidance explains how the self-employed health-insurance deduction is determined and reported.
Year-end checklist
- List medical, dental, vision, and potentially qualifying Medicare premiums by covered person and month.
- Collect invoices, policy statements, and proof of payment.
- Document any shareholder-paid amounts and the corporation’s reimbursement.
- Confirm whether the shareholder or spouse was eligible for subsidized employer coverage during any month.
- Send the final premium amount and reporting instructions to payroll before the last payroll run.
- Review the draft Form W-2 before filing, especially Boxes 1, 3, and 5.
- Provide the reimbursement records, W-2, and premium detail to the tax preparer.
When should S corporation owners act?
Review the arrangement before the final payroll of the calendar year, even if the company’s tax return will not be prepared for several months. Year-end coordination gives the corporation time to complete reimbursements, allows payroll to report the premiums correctly, and gives the tax preparer a clean record for the shareholder’s deduction.
Owners who discover an omission after year-end should address it promptly with their tax and payroll professionals. The appropriate correction depends on what was paid, when it was paid or reimbursed, and how it was reported.
How Reckenen can help
Reckenen provides proactive tax, accounting, valuation, and advisory services to individuals and closely held businesses in Northern Virginia and Washington, DC, with selected services available nationwide. We can review your shareholder health-insurance arrangement, coordinate the year-end information needed by payroll, and help determine how the deduction applies to your facts.
This article is for general informational purposes only and is not tax, legal, or investment advice. Tax outcomes depend on individual facts and applicable federal, state, and local law. Consult a qualified professional before acting.