Washington Section 125 Plan Guide for Employers (2026)
Washington employers compete in technology, healthcare, and services. A Section 125 plan reduces payroll taxes and increases employee take‑home pay without changing your carrier.
CMS reports 282,971 Marketplace plan selections in Washington during the 2026 open enrollment period. Employees are actively comparing employer coverage to individual options, making affordability a key lever.
Washington Coverage Context
Washington operates a state‑based Marketplace and has expanded Medicaid. Employee affordability is a major retention driver across the state.
Washington Employer Strategy Options
| Strategy | Strength | Best Fit |
|---|---|---|
| Traditional group plan | Stability | Full‑time teams |
| Fixed employer contribution | Budget control | Multi‑location employers |
| Group plan + Section 125 | Net‑pay lift | Price‑sensitive teams |
Washington Cost Drivers You Can Control
- Employer contribution level
- Plan design
- Participation rate
- Pre‑tax vs after‑tax deductions
Section 125 directly impacts payroll taxes, which is why it’s a key lever.
Washington Implementation Steps
- Eligibility rules
- Payroll deduction setup
- Plan document creation
- Election collection
- Employee education
Summit Health Benefits manages compliance and rollout as your advisor/administrator. Start with the Section 125 overview.
Washington Paycheck Example (Illustrative)
| Example | After‑tax | Pre‑tax |
|---|---|---|
| Employee contribution | Taxed wages | Pre‑tax wages |
| Employer payroll tax cost | Higher | Lower |
| Employee net pay | Lower | Higher |
Washington Employee Communication Tips
- Explain why taxable wages may be lower.
- Provide a paystub example during enrollment.
- Share W‑2 guidance early.
Helpful links:
Washington FAQs
Do we need a plan document?
Yes. Section 125 requires a written plan document.
Can we keep our carrier?
Yes. Section 125 works with your existing plan.
Is this only for large employers?
No. Small employers often see strong payroll tax ROI.
Next Step for Washington Employers
- Estimate savings with the Summit Health Benefits calculator
- Explore plan support at Summit Health Benefits
Sources
- CMS 2026 Marketplace plan selections by state (Washington platform and enrollment): https://www.cms.gov/newsroom/fact-sheets/marketplace-2026-open-enrollment-period-report-national-snapshot-2
- CMS state-based exchange list (Washington SBE): https://www.cms.gov/cciio/resources/fact-sheets-and-faqs/state-marketplaces
- Medicaid expansion status by state: https://www.kff.org/medicaid/issue-brief/status-of-state-medicaid-expansion-decisions-interactive-map/