Under public contracts, suppliers are able to make large-scale deliveries. There is a large part of socially available resources. Under public contracts, there is a relatively stable business relationship with scured financing, and the risk of not getting the agreed payoff is minimized for the contractor who gets the contract. In order to be transparent and non-discriminatory in the procurement proces, the new EU directives and the related domestic regulation are also intended to contribute. The contribution is a comparison of the previous and the adjustments.It is mainly about finding out whether the contrats can be entered in less formal way and whether the electronization of the assignment is begin extented here.