It is offered to enshrine in the Federal law of July 18, 2011 N 223-FL "About purchases of goods, works, services as separate types of legal entities", for example, that data on the bank guarantee providing the application or the contract have to be in the register of bank guarantees established in the Federal law of April 5, 2013 N 44-FL "About contract system in the sphere of purchases of goods, works, services for ensuring the state and municipal needs". The customer will be able to accept a guarantee if it was given by bank which is included in the list provided by the Tax Code of the Russian Federation.