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ADP Payroll to QuickBooks Desktop: IIF Journal Entry Guide

ADP's QuickBooks Desktop integration can push payroll data, but the IIF format it generates often needs manual review and account mapping adjustment. PostBooks gives you full control: upload your ADP GL report, map accounts once, and get a clean IIF file every pay run.

How PostBooks connects ADP to QuickBooks Desktop

  1. Export the ADP GL report as CSV. Available in ADP under Reports > Payroll > General Ledger.
  2. Upload to PostBooks. PostBooks maps ADP GL codes to your QuickBooks Desktop chart of accounts.
  3. Export as IIF. PostBooks generates a QuickBooks Desktop-compatible IIF file ready for import.

Frequently Asked Questions

ADP has a QuickBooks Desktop integration but the mapping requires setup and the output sometimes needs correction. PostBooks gives you clean control: map ADP codes to your QB Desktop accounts once, and get a correct IIF file every pay run.

Stop entering ADP payroll manually

PostBooks converts your ADP reports into balanced journal entries ready to import into QuickBooks Desktop — in under 60 seconds.

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