Proizvajalec mora zagotoviti, da se različne proizvodne stopnje izvajajo skladno s predhodno pisno določenimi postopki in navodili, ki naj opredelijo, preverjajo in premagujejo kritične točke v proizvodnem procesu, kakršne so vmešanje dodatka v premiks, časovno zaporedje proizvodnje, merilniki in oprema za tehtanje, mešalnik in povratne pipe, tako da se doseže zaželena kakovost teh premiksov, skladno z določbami Direktive 70/524/EGS.
The manufacturer must ensure that the different stages in production are carried out according to pre-established written procedures and instructions aimed at defining, checking and mastering the critical points in the manufacturing process, such as in corporation of the additive in the premixture, chronological order of production, meters and weighing apparatus, mixer and returns, in such a way as to obtain the desired quality of the premixtures concerned in accordance with the provisions of Directive 70/524/EEC.