Employee Benefits for Small Business: Required vs. Optional, Health Insurance, and Retirement Plans

60%
of employees say benefits are a top factor in deciding whether to accept a job offer: above base salary for many roles
$6,500+
average employer cost per employee per year for health insurance: the largest single benefits expense for most small businesses
2x
more likely to retain employees for 3+ years: businesses offering a comprehensive benefits package vs. salary-only employers

Required vs. Voluntary Benefits: What the Law Requires

Employee benefits fall into two categories: legally required and voluntary. Legally required benefits include Social Security and Medicare (FICA contributions), unemployment insurance (FUTA/SUTA), workers’ compensation (required in 49 states), and, for businesses with 50 or more full-time equivalent employees, health insurance under the ACA employer mandate. Everything beyond that is voluntary: health insurance for businesses under 50 employees, dental, vision, retirement plans, PTO, and any other perks.

Small businesses under 50 employees have significant flexibility in benefits design. The strategic question is not what you are required to offer but what combination of required plus voluntary benefits makes you competitive enough to hire and retain the people your business needs. A business competing for the same talent as a 500-person employer cannot win on salary alone: it must offer a benefits package that closes the gap, and in some categories (culture, flexibility, growth opportunity) it can actually exceed what a large employer offers.

Warning: The ACA’s employer mandate triggers at 50 full-time equivalent employees: not 50 full-timeFull-time equivalent (FTE) count includes part-time hours converted to FTE equivalents: total monthly part-time hours ÷ 120. A business with 35 full-time employees and 20 part-time employees working 30 hours per week each has 35 + (20 × 30 ÷ 120) = 35 + 5 = 40 FTEs. Stay aware of your FTE count as you grow. Crossing 50 FTEs triggers mandatory health insurance with significant penalties for non-compliance ($2,000–$3,000 per employee per year).
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Benefits Package Design: What Small Businesses Are Offering

Benefit Employer cost range Employee impact Small biz access Admin complexity
Health insurance $4,000–$8,000/yr/employee Highest perceived value SHOP marketplace, PEO, broker High
Dental + vision $500–$1,500/yr/employee High perceived value, low cost Bundled with health or standalone Low
401(k) with match Varies (3–4% match common) Long-term retention driver Guideline, Human Interest, Fidelity Medium
PTO / paid leave ~$1,200–$3,000/yr/employee Strongly valued. Affects daily quality of life Employer-set. Required in some states Low
Life / disability insurance $200–$600/yr/employee Valued by employees with families Group rates via broker or PEO Low
Flexible work / remote Near zero employer cost Highest valued by knowledge workers Policy decision, not product Very low
“Flexible work arrangements cost small businesses almost nothing to offer but are valued by employees as highly as a 10–15% salary increase. They are the most efficient retention investment available to a small business.”

Building a Benefits Package That Competes: 5 Steps

  1. Survey your team to learn which benefits they actually value. Before designing a benefits package, ask your current employees (or candidates) what they care most about. Many employers spend heavily on benefits that employees undervalue while ignoring low-cost offerings that would meaningfully affect retention. A simple 5-question anonymous survey, rank these 8 benefits in order of personal importance, generates the data that turns benefits spend from a guess into a strategy.
  2. Prioritize health insurance first if you can afford it. Health insurance is the single highest-impact benefit for most employees. If your budget allows only one voluntary benefit, start here. For businesses under 25 employees with average wages under ~$60,000, the Small Business Health Care Tax Credit (up to 50% of premiums) significantly reduces the net cost. Work with a licensed broker or join a PEO to access group rates that are competitive with larger employers.
  3. Add a SIMPLE IRA or Solo 401(k) for retirement savings. A SIMPLE IRA (for businesses with 100 or fewer employees) requires only a 2% non-elective or 3% matching contribution and has minimal administrative burden. A 401(k) through Guideline or Human Interest is now accessible for as low as $39/month plus per-employee fees. Retirement benefits have an outsized impact on employees who plan to stay for multiple years: they are a retention tool, not a recruitment tool.
  4. Use a PEO if benefits administration overhead is the barrier. A Professional Employer Organization (PEO) co-employs your workforce, allowing your business to access large-group health insurance rates, manage compliance, and administer benefits through a single platform. PEO costs run 2–12% of payroll (or $1,000–$2,000 per employee per year) and typically save that in reduced benefits cost, reduced compliance risk, and eliminated HR overhead. For businesses with 5–50 employees that want competitive benefits without building an HR department, a PEO is often the right answer.
  5. Document your total compensation package in every offer letter. Most employees undervalue their benefits because they only see the salary line. An offer letter that breaks out the employer’s health insurance contribution ($6,500), 401(k) match ($2,000), and paid time off value ($3,000) alongside the base salary shows the employee that the total compensation is $10,000–$12,000 higher than the salary alone. This framing improves offer acceptance rates and reduces the perception gap between your package and a larger employer’s.
Tip: The QSEHRA lets businesses under 50 employees reimburse individual health coverage tax-freeA Qualified Small Employer Health Reimbursement Arrangement (QSEHRA) allows businesses with fewer than 50 employees to reimburse employees for individual health insurance premiums and medical expenses tax-free: without offering a group plan. In 2024, the annual limit is $6,150 per single employee and $12,450 per family. This gives employees flexibility to choose their own plan while giving the employer predictable, capped cost and no insurance administration burden. It is the best option for businesses that want to help with health coverage but cannot manage a group plan.

Building your payroll and benefits infrastructure together?

Read: Payroll Management →

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SBM Editorial Team
An independent small business publication by the team at World Consulting Group.
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