The main tasks of this Department are the following:

preparation of the national guidelines for distinctness, uniformity and stability (DUS) tests and coordination of the official DUS testing,
elaboration of composition of varieties intended for the official DUS testing and ordering of the seed material for testing,
maintaining of the documentation connected with DUS testing and their estimation,
supervision over the experimental stations conducting DUS tests,
organization of the training courses for the experimental stations staff responsible for DUS testing,
elaboration of the morphological and botanical descriptions for examined varieties,
elaboration of the registration suggestions - on the basis of DUS testing results - on the variety release committees; attendance of the variety release committees in the scope of DUS,
co-operation with the Main Inspectorate of State Plant Health and Seed Inspection Service (PIORIN) in the range of identity of the seed material sample assessment,
organization of the varietal identity assessment, commissioned by PIORIN,
preparation of the reports on technical examination with variety description,
co-operation with the breeders, breeding and seed production units as well as the scientific units in the field of DUS testing in Poland and abroad,
co-operation with the International Union for the Protection of New Varieties of Plants (UPOV),
co-operation with the Community Plant Variety Office (CPVO).