Where a declaration for release for free circulation is presented in respect of a product mentioned in this Regulation, for which the quota volume is expressed in a measurement unit other than the weight in tonnes or kilograms and other than the value, for products for which no supplementary unit is set out in the Combined Nomenclature laid down in Annex I to Council Regulation (EEC) No 2658/87, the exact quantity of the products imported shall be entered in ‘Box 41: Supplementary units’ of that declaration using the measurement unit of the quota volume for those products as set out in the Annex to this Regulation.