Title V Revenue operationsF1 United Kingdom Original text. Later amendments are not shown. 21Annual contribution and its instalments 22Payment of the instalments 23Interest for unpaid contribution amounts 24Calling on unpaid contributions 25Other revenue operations Annotations Textual amendments F1 Repealed by Council Regulation (EU) 2018/1877 of 26 November 2018 on the financial regulation applicable to the 11th European Development Fund, and repealing Regulation (EU) 2015/323. ← Article 20 Title V Article 21 →