QuickBooks Payroll Not Calculating Taxes refers to a common issue where the QuickBooks payroll system fails to correctly compute payroll taxes. This can result from various causes, such as outdated tax tables, incorrect payroll settings, or software glitches. Users facing this problem might notice discrepancies in employee tax withholdings and employer tax liabilities. Resolving the issue typically involves updating the software, verifying payroll setup, and ensuring that all tax rates and regulations are accurately configured within QuickBooks. For persistent issues, consult QuickBooks support or a certified professional for assistance at 1.855.409.2300.