Actual Deferred Percentage (ADP)
The HR Dictionary
Fri, Jun 19, 2026
The actual deferred percentage is a nondiscrimination test used in the United States to compare 401(k) salary deferrals between highly compensated and non-highly compensated employees.
What Actual Deferred Percentage (ADP) means in business operations
Actual Deferred Percentage (ADP) is explained here in the context of real finance, payroll, HR, and ERP workflows. This definition is written for business users who need practical understanding that supports implementation, reporting, approvals, reconciliation, and policy decisions.
If you are reviewing related concepts, continue to the The HR Dictionary, browse ERP articles on the Eprecus blog, or explore the Eprecus ERP platform overview.
Actual Deferred Percentage (ADP)
The actual deferred percentage is a nondiscrimination test used in the United States to compare 401(k) salary deferrals between highly compensated and non-highly compensated employees.
Why it matters
Actual Deferred Percentage (ADP) matters in HR, payroll, compliance, and workforce operations because teams rely on shared definitions to apply policy, process records correctly, and communicate decisions clearly.
How teams use it
HR, payroll, and operational leaders use Actual Deferred Percentage (ADP) when they review employee records, enforce policy, answer questions, prepare reports, and manage day-to-day workforce processes.
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