You switched payroll providers and the new system works fine, then a discrepancy shows up weeks or months later. Here is why a provider transition exposes payroll problems and what to check first.

Switching payroll providers feels like a clean break, but registration gaps, unresolved notices, and filing errors do not belong to the software, they belong to the employer, and they follow the business into every new system until someone actually reviews the history. This post walks through why migrations expose old problems instead of causing them, and what to check before you switch.