Open enrollment arrives the same time every year, yet it catches more business owners off guard than almost any other HR milestone. Miss a deadline, forget to communicate plan changes, or skip a cost comparison — and you're locked into decisions that affect every person on your payroll for the next twelve months. The good news: a clear, step-by-step open enrollment checklist turns a stressful scramble into a smooth, confident process. Here's exactly what to do and when.

Start Earlier Than You Think You Need To

Most employers wait until carriers send renewal packets to start thinking about open enrollment. That's too late. Aim to begin your internal review at least 90 days before your benefits renewal date. This window gives you time to gather data, solicit employee feedback, shop alternative plans if needed, and prepare communications without rushing.

Your first task: confirm your open enrollment window and all carrier submission deadlines. Mark these dates in your calendar and share them with anyone in your organization who touches HR administration or payroll. A missed carrier deadline can mean employees go without coverage — a costly mistake no business owner wants to explain.

Review Your Current Benefits and Costs

Before you can make good decisions for the coming plan year, you need a clear picture of where you stand today. Pull together the following:

  • Current plan summaries for health, dental, vision, life, and any supplemental benefits
  • Utilization reports from your carrier — which benefits are employees actually using?
  • Premium increases or changes proposed by your carrier for the renewal period
  • Your employer contribution rates and what percentage employees are paying out of pocket
  • Any compliance notices or required plan amendments from the past year

Compare your current offerings against benchmarks for businesses your size and industry. If your carrier is proposing a significant premium increase, this is the moment to determine whether it's worth shopping the market or negotiating plan design changes — such as adjusting deductibles or shifting to a tiered network — to manage costs without gutting coverage.

Gather Employee Feedback Before You Finalize Plans

One of the most overlooked steps in the open enrollment planning process is simply asking employees what they need. A short anonymous survey — five questions, ten minutes — can reveal whether your workforce would rather have richer health coverage, lower premiums, better dental options, or access to new benefits like mental health support or HSA-compatible plans.

This data does two things: it helps you prioritize limited benefits dollars, and it builds goodwill by showing employees their voices matter. When people feel heard during benefits planning, they're far more likely to appreciate — and actually use — the plans you offer.

Prepare Clear, Timely Employee Communications

Even the best benefits package fails if employees don't understand their options. Open enrollment communication is one of the most critical pieces of HR administration for any business, yet it's frequently rushed or incomplete.

Build a communication plan that includes:

  1. An announcement email with dates, deadlines, and a summary of what's changing
  2. Plain-language plan summaries that compare key features side by side — premiums, deductibles, out-of-pocket maximums, and network type
  3. An FAQ document addressing the most common employee questions about enrollment, mid-year changes, and dependent coverage
  4. At least one live Q&A session or office hours where employees can ask questions in real time
  5. A deadline reminder sent two to three days before enrollment closes

Employees who miss open enrollment are generally locked out of making changes until the next annual window or a qualifying life event. Making deadlines impossible to miss protects both them and your organization.

Verify Payroll and Carrier Setup Before Day One

Once employees make their elections, the administrative work isn't over — it's just beginning. Before the new plan year starts, confirm that:

  • All enrollment data has been accurately submitted to each carrier
  • Payroll deductions reflect the correct employee contribution amounts for each plan elected
  • Any employees who waived coverage have signed the appropriate declination forms
  • New hires or employees with qualifying life events have been handled through the correct special enrollment process
  • ID cards and plan documents will reach employees before the effective date

Errors at this stage — a wrong deduction amount, a missing enrollment submission — create headaches that ripple through the entire plan year. Double-checking the handoff between HR administration and payroll is one of the highest-value things you can do in the final stretch of open enrollment.

Let Nomad Partners Handle the Heavy Lifting

Open enrollment is manageable with the right process — but it's time-consuming, detail-intensive work. At Nomad Partners, we handle benefits administration, carrier coordination, employee communications, and payroll integration as part of our end-to-end ASO services, so you don't have to piece it together on your own.

If you want to go into your next open enrollment period organized, compliant, and confident, reach out to our team today. We'll make sure nothing falls through the cracks.