C Corporation Health Insurance Deduction IRS Rules Explained
C corporations can deduct health insurance premiums under IRS rules. Learn how HRAs, HSAs, and non-discriminatory plans can reduce your corporate tax burden. 6 min read updated on May 16, 2025
Key Takeaways
- C corporations can deduct 100% of health insurance premiums paid for employees, including shareholder-employees, as a business expense.
- Shareholder-employees who own more than 2% of an S corp are treated differently, making C corps more favorable for certain health benefits.
- Health Reimbursement Arrangements (HRAs) and Qualified Small Employer HRAs (QSEHRAs) are tax-advantaged options that C corporations can utilize.
- C corporations must avoid discriminatory practices in benefit plans to ensure full deductibility and tax compliance.
- Health Savings Accounts (HSAs) and Flexible Spending Accounts (FSAs) can complement a C corp’s benefits package and enhance tax savings.
C corporation health insurance deductions can be taken for health plan premiums paid for shareholders, employees, and their families, no matter how large or small the corporation may be. It is one of the benefits of establishing a business as a C corporation rather than the other choices available to business owners, which include sole proprietorships, LLCs, and even S corporations.
In addition, C corporations can also deduct the costs incurred through a Medical and Dental Reimbursement Plan. This type of plan covers owner and employee healthcare expenses that the insurance plan does not pay for, with the only stipulation being that the plan is not discriminatory, meaning it must be available to employees as well as owners. This provides an excellent added benefit for closely held C corporations because, in addition to deducting the cost for the business, the owners/employees are not taxed for the payments.
Healthcare plans fall under the category of a fringe benefit that corporations can offer their employees. These are benefits provided to employees on a non-cash basis that are fully tax-deductible expenses for a C corporation. They are not, as a rule, tax-deductible for other business entities. The IRS has established guidelines as to what is and what is not a fringe benefit, and it is advisable that a business retain an experienced tax advisor or employee benefits advisor to take full advantage of fringe benefits the company wishes to provide its employees.
Examples of Tax Deductible Fringe Benefits
Fringe benefits are excellent ways that corporations can use to attract talent, provide security for its employees, and also enjoy the value that they receive by being able to deduct the costs of many of these benefits. Forms of tax-deductible fringe benefits that C corporations can offer their shareholders and employees include:
- Health and Dental Plans: These are plans that an employer enters into with a healthcare provider that provides employees with coverage for things such as visits to doctors and dentists, prescriptions, and hospital expenses. The employee is usually responsible for an established deductible, and the insurance company pays any costs above the deductible amount.
- Long-term Care Insurance: This insurance provides coverage for employees in need of custodial care, including daily activities such as bathing or dressing, and which can take place in the employee’s home, a treatment facility, or community organization.
- Medical Reimbursement Plans: Medical Reimbursement Plans cover costs for payments for health care expenses that fall beyond the scope of the regular health insurance plan. They typically are for services, such as vision or dental insurance, that fall outside the company’s group health care plan.
- Group Term Life Insurance: These life insurance plans offered by a C corporation, automatically cover all eligible employees at premiums that are based on the number of employees enrolled in the plan, not the health of the employee. However, many plans have what are called rate bands, that are adjusted based on the employee’s age.
- Disability Insurance: This is for employees who are unable to work due to a disability. In most cases, there is a waiting period before it kicks in and they can be discriminatory in nature per IRS regulations unless provided under a cafeteria plan.
In many of these cases, the company’s contribution to the plan is tax-deductible and is not included in the employee’s taxable income. However, in the case of Group Term Life Insurance (if the plan is non-discriminatory) only up to $50,000 can currently be deducted by the company and be considered non-taxable income for the employee. Payments received through disability insurance are treated as taxable income.
IRS Rules for Health Insurance Premium Deductions
C corporations are uniquely positioned to deduct health insurance premiums under IRS guidelines. Unlike sole proprietorships and partnerships, C corporations are considered separate legal entities. This classification allows them to fully deduct the cost of health insurance premiums for employees, including shareholder-employees, as a legitimate business expense on the corporate tax return (Form 1120).
To qualify for this deduction under IRS rules, the following requirements must be met:
- The plan must be employer-sponsored. Individual market policies may not qualify unless premiums are reimbursed under a compliant plan like an HRA.
- The premiums must be paid directly by the C corporation. This includes payments made on behalf of employees and shareholder-employees.
- The plan must not discriminate in favor of highly compensated employees. Discriminatory practices can cause certain benefits to become taxable for those employees.
Additionally, the C corporation can deduct other health-related fringe benefits, such as vision and dental insurance premiums, provided they meet IRS criteria for qualified employee benefits.
Reducing Corporate Taxes Through Health Plans
It is entirely possible that owners of small C corporations can enjoy the same tax advantages as S corporations, in that the C corporations avoid having to pay any income tax at all. However, unlike an S corporation, where the tax burden is passed onto the owner’s personal income tax, the C corporation owner can also deduct their share of the health care premiums. This advantage can overcome the double taxation standard that exists when the C corporation is taxed on earnings and the owners/employees are also taxed based on the income they derive from working at the company.
Additional Health Benefit Strategies for Tax Savings
To enhance deductions and employee satisfaction, C corporations can implement additional strategies beyond standard health insurance:
- Health Savings Accounts (HSAs): When paired with a high-deductible health plan, employer contributions to an HSA are deductible to the corporation and tax-free to the employee.
- Flexible Spending Accounts (FSAs): These allow employees to set aside pre-tax dollars for qualified medical expenses. Employer contributions are also deductible.
- Cafeteria Plans (Section 125 Plans): These enable employees to pay health insurance premiums and medical expenses on a pre-tax basis, reducing both employee and employer payroll taxes.
C corporations that strategically use these tax-favored health benefit options can significantly reduce their overall tax liability while supporting employee well-being.
Health Reimbursement Arrangements (HRAs) for C Corporations
A Health Reimbursement Arrangement (HRA) is a tax-advantaged tool that allows C corporations to reimburse employees for out-of-pocket medical expenses and individual insurance premiums. These reimbursements are tax-deductible for the business and tax-free for the employee, provided the arrangement complies with IRS regulations.
Common types of HRAs include:
- Integrated HRAs: Offered alongside a group health plan and reimburses costs not covered by insurance.
- Qualified Small Employer HRA (QSEHRA): Available to businesses with fewer than 50 employees that don’t offer a group health plan. C corporations can use QSEHRAs to reimburse employees for individual health insurance premiums and qualified expenses up to an annual cap.
- Individual Coverage HRA (ICHRA): Reimburses employees for coverage purchased on the individual market and allows greater flexibility compared to QSEHRAs.
HRAs offer an ideal way for C corporations to provide personalized health benefits while maximizing tax advantages.
Frequently Asked Questions
1. Can a C corporation deduct health insurance premiums for shareholder-employees? Yes, C corporations can deduct 100% of health insurance premiums paid for shareholder-employees, unlike S corporations which face limitations for 2% shareholders.
2. Are HRAs tax-deductible for a C corporation? Yes, reimbursements through compliant HRAs such as QSEHRAs and ICHRAs are tax-deductible for the business and tax-free for employees.
3. Does the IRS have restrictions on who can receive deductible health benefits? Yes. If a plan discriminates in favor of highly compensated employees, the IRS may consider those benefits taxable for affected individuals.
4. Can a C corp reimburse employees for individually purchased insurance plans? Yes, through a QSEHRA or ICHRA, provided the reimbursement structure complies with IRS guidelines.
5. What IRS form do C corporations use to report health insurance deductions? C corporations report health insurance deductions on Form 1120 as part of their employee benefit programs.
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