The regulation of public procurement also applies in the defense sector in gteneral. 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 EU directives and the related domestic regulation are also intended to contribute.