Tax

Income, payroll, property, consumption and business tax calculators. Every page below is currently a stub: the working tool, its formula and its worked example are published one calculator at a time, and a page is listed in the index allowlist only once it is finished.

148 calculators in 12 subjects.

Business tax

Consumption tax

Corporate Tax and Compliance Metrics

Income tax

Income Taxes and Deductions

International Tax and Payroll Variances

Investment tax

Payroll W2 and Hourly Math

Property Tax and Local Government Fees

Property Tax and Municipal Surcharge Tracking

Transfer taxes and localization

United States business tax