Cyrus II adopts tribute-and-gift imperial financeJan 1, 550 BCELabels: Cyrus II, Tribute systemIranicaBritannica
Darius I begins administrative and fiscal reorganizationJan 1, 522 BCELabels: Darius I, Provincial administrationIranicaBritannica
Fixed annual tribute assessments imposed on provincesJan 1, 520 BCELabels: Annual tribute, Darius IIranicaHerodotus
Empire described as twenty tribute-paying tax districtsJan 1, 518 BCELabels: Twenty districts, HerodotusHerodotusIranica
Weights and measures standardized for fiscal accountingJan 1, 518 BCELabels: Weights and, Darius IIranicaIranica
Persepolis Fortification Archive records in-kind receipts and redistributionJan 1, 509 BCELabels: Persepolis Fortification, In-kind receiptsIranicaPAA
Royal bimetallic coinage system develops under DariusJan 1, 500 BCELabels: Daric, Royal coinageIranicaIranica
Imperial Aramaic documentation supports long-distance governanceJan 1, 500 BCELabels: Imperial Aramaic, ElephantineBehistunPapPAA
Persepolis Treasury Tablets attest silver payments administrationJan 1, 492 BCELabels: Persepolis Treasury, Silver paymentsIranicaLivius
Naqsh-e Rostam DNa inscription lists subject peoplesJan 1, 490 BCELabels: Naqsh-e Rostam, DNa inscriptionDNaLivius
Herodotus preserves annual revenue total for assessed tributeJan 1, 480 BCELabels: Herodotus, Annual revenueHerodotusTaxDistricts
Alexander’s conquest ends Achaemenid tribute administrationOct 1, 331 BCELabels: Alexander the, Achaemenid collapseBritannicaIranica