An Expert Guide to Resolving QuickBooks Payroll Not Deducting TaxesQuickBooks Payroll Not Deducting Taxes is a common yet critical issue faced by businesses that rely on QuickBooks for accurate payroll processing. This problem usually appears during routine payroll runs, after a QuickBooks update, while installing or uninstalling payroll components, or during regular software runtime. When QuickBooks fails to calculate or deduct payroll taxes correctly, it can lead to incorrect paychecks, compliance risks, penalties, and frustrated employees.Payroll tax errors often go unnoticed until payroll reports or tax filings are reviewed. At that point, correcting them becomes time-sensitive and stressful. The good news is that this issue is usually caused by configuration problems, damaged files, or system-level conflicts—and most cases can be resolved with the right troubleshooting steps.This guide explains the root causes of the problem and provides step-by-step solutions to help you restore accurate payroll tax deductions in QuickBooks.Common Causes of QuickBooks Payroll Not Deducting TaxesUnderstanding why QuickBooks is not deducting payroll taxes is the first step toward fixing it. Below are the most common technical and configuration-related causes: