Taxation in Caphiria

Taxation in Caphiria is levied by the government and is collected by the Ministry of the Treasury. Specifically, the Office of Quaestores is responsible for the collection of taxes and financial auditing while the Office of Aediles is responsible for approving public fund withdrawals. In 2025, total tax revenue was 30.3% of Caphiria's GDP, or $16.1 trillion.

Caphiria's tax system utilizes a base proportional tax on top of using its social stratification system for a class-based progressive tax rate. This tax-by-social-class does not apply for every type of tax category, of which there are 6: Income tax, corporate tax, goods and services tax, wealth/financial tax, and property tax, as well as various fees. Caphiria does not have a capital gains tax.

Overview
In Caphiria, taxes are levied by the government, and collected by the Office of Quaestores. There are three types of Quaestores - supremus, provincialis, and oppidanus.