Where aid is granted on the basis of standard costs or additional costs and income foregone, Member States shall ensure that the relevant calculations are adequate and accurate and established in advance on the basis of a fair, equitable and verifiable calculation.
I gcás ina mbíonn cabhair deonaithe ar bhonn costas caighdeánach nó costas breise agus ioncam ligthe thar ceal, áiritheoidh na Ballstáit go mbíonn na ríomhanna ábhartha leormhaith agus cruinn agus bunaithe roimh ré ar bhonn ríofa atá cóir, cothrom agus infhíoraithe.