Article 169U.K.
1.Where factors used to determine the customs value of goods are expressed at the time when that value is determined in a currency other than that of the Member State where the valuation is made, the rate of exchange to be used to determine that value in terms of the currency of the Member State concerned shall be the rate recorded on the second-last Wednesday of a month and published on that or the following day.
2.The rate recorded on the second-last Wednesday of a month shall be used during the following calendar month unless it is superseded by a rate established under Article 171.
3.Where a rate of exchange is not recorded on the second-last Wednesday indicated in paragraph 1, or, if recorded, is not published on that or the following day, the last rate recorded for the currency in question published within the preceding 14 days shall be deemed to be the rate recorded on that Wednesday.