c) udkast til tillægsaftaler, som bevirker, at det samlede beløb for en allerede indgået kontrakt, som oprindeligt lå under de i litra a) omhandlede tærskler, overstiger disse tærskler
(c) any proposed supplementary agreement the effect of which would be to raise the total amount involved in a contract already concluded above the thresholds referred to in point (a);