Customs reference
Rates and BCV
Central Bank rates on a date, the currency converter and the history of the base calculation value.
Exchange rates reference
The Open: field is the date, today in Tashkent time by default. Under it is "Rates set on" the date; search by code or currency. Columns: code, currency, rate, units.
Currency converter
The amount, the "from" currency (840 by default) and "to" currency (860), and the rates of both currencies — you can correct them. There's a Swap currencies button; clicking the result copies it. Rates are taken on the date selected above.
BCV reference
The date of change and the value of the base calculation value (BCV). The row in force on the selected date is in bold.