How to switch payroll providers: Step-by-step guide and checklist

Switching payroll providers can feel risky, especially when payroll accuracy, compliance, and employee trust are on the line. These resources walk through the full payroll migration process step by step, from building the internal business case to running your first payroll on a new system.

The guide explains how to evaluate payroll vendors, align stakeholders across HR, Finance, Legal, and IT, prepare payroll and employee data, and manage implementation timelines. It also covers common risks, parallel payroll runs, and what teams should validate before going live.

Alongside the guide, you'll get a timeline and checklist to use throughout the migration process. The checklist helps teams track every stage of the switch, including vendor evaluation, data validation, integration testing, employee communications, and post-launch monitoring.

What's inside:

• A 9-step framework for switching payroll providers

• Questions to ask during vendor evaluations

• Guidance for parallel payroll testing and validation

• Sample payroll migration timelines by company size

• A payroll implementation and go-live checklist

• Tips for managing payroll compliance and data migration

• Best practices for employee communication during rollout