4.—(1) The marketing year used under Article 5a(5)(a) of Council Regulation 3013/89 in establishing a coefficient for the purpose of determining quotas for sheep annual premium under Article 5a(1) of that Regulation shall be the 1990 marketing year.
(2) The reference year used for determining quotas for suckler cow premium under Article 4d(2) of Council Regulation 805/68 shall be 1992.