code → duty/tax-type scheme (Phase 3).
duty type code
The type of duty, tax or fee.
duty rate
The rate applied to assess the duty/tax/fee.
duty amount
The assessed duty/tax/fee amount.
Maps to WCO DutyTaxFee; distinct from trade-domain TradeTax (commercial VAT).
Duty Tax Fee
A customs duty, tax or fee assessed on a declared goods item.