In the light of experience gained in applying Council Regulation (EEC, Euratom, ECSC) N* 2891/77 of 19 December 1977 implementing the Decision of 21 April 1970 on the replacement of financial contributions from Member States by the Communities' own resources (5), as amended by Regulation (ECSC, EEC, Euratom) N* 1990/88 (6), it appears that the provisions of that Regulation must be entirely redrafted.