Hmrc Exchange Rates 2025. 1,9558 bulgarian lev (bgn) 25,272 czech. Hmrc is the approved rate to use.

The list gives spot rates at 31 march and 31 december, and average rates for the calendar and financial years, for all major currencies and most minor ones. Under the terms of self assessment, we do not provide an official exchange rate and the onus is on the individual to use a just and reasonable exchange rate for each.