List of Roman taxes

Land

• Tributum soli, the tax on land.

Trade

• Collatio lustralis, was a tax on anyone who makes a product, or provides a service, with the exception of physicians, teachers, and farmers.
• Portoria, was a 2.5% customs tax. It was higher in the Near East.
• Quadragesima Galliarum, was a 2.5% customs tax based in Lugdunum.

Military

• Aes equestre was a tax on orphans and widows to pay for the horses of the equus publicus.
• Aes hordearium was a tax on orphans and widows or single women, it was levied to pay for the upkeep of the horses of the equus publicus.

Marriage

• Aes uxorium was a tax on unmarried men and women who could bear children.

Inheritance

• Vicesima hereditatium was a 5% inheritance tax, close relatives were exempt from paying it.

Sales

• Centesima rerum venalium was a tax on goods sold at auction, under Augustus it was a 1% tax, however under Tiberius it was only a 0.5% tax.

Religious

• Fiscus Judaicus was an additional tax for an extra two denarii, it was applied to the Jews in the Roman empire.

Poll tax

• Tributum capitis was a tax on citizens, which only towns with the Jus Italicum were exempt from it.

Slave taxes

• Vicesima libertatis was a tax on owners who freed slaves, the owner would have to pay 5% of the value of the slave.
• Quinta et vicesima venalium mancipiorum was a 4% tax on selling slaves.
• A customs tax on a slave of one and a half denarii is recorded in a third-century tariff list from Zarai.

State lands

• Vectigal was a tax on occupiers of Roman state land.