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2020 W-4 and Federal Withholding Calculation »

Read about Aatrix software updates on W-4 and Federal Withholding Calculation

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System Requirements

View notes on system requirements in order to run Aatrix successfully

Paid Time Off

Read our guides and general information about Paid Sick Days, Vacation Days, Personal Time Off and Holidays.

W-2 Processing

Read our guides and general information about W-2 Processing.

Payroll Items

Learn how to set income items, deductions, holidays, unemployment rate, and other payroll items.

Direct Deposit

Read our guides and general information about direct deposits.