401(k), HSA, FSA, garnishment, and commuter benefit calculators. Browse our free deductions tools below — all calculators are instant, accurate, and require no sign-up.
401(k) Pre-Tax Deduction Calculator — Calculate 401(k) pre-tax deductions per paycheck with annual limits of $23,000 plus $7,500 catch-up for employees age 50 and older.
Child Support Withholding Calculator — Calculate maximum child support wage withholding under the CCPA: 50-65% of disposable earnings based on arrears status and other support obligations.
FSA Contribution Calculator — Calculate FSA contribution limits for healthcare ($3,200) and dependent care ($5,000), estimate tax savings, and plan per-paycheck deductions.
Commuter Benefit Calculator — Calculate pre-tax commuter benefit savings for transit ($315/mo) and parking ($315/mo). Estimate annual tax savings from qualified transportation fringe benefits.
HSA Contribution Calculator — Calculate HSA contribution limits, employer contributions, catch-up amounts for age 55+, and estimate annual tax savings from your health savings account.
Garnishment Calculator — Calculate wage garnishment limits under federal law. Determines the lesser of 25% of disposable earnings or the amount above 30 times federal minimum wage.
Post-Tax Deduction Calculator — Calculate net pay after post-tax deductions including Roth 401(k), excess life insurance, union dues, charitable giving, and wage garnishments.