The requirements for documents needed at check-in depend on the type of accommodation and the applicable regulations. For hotels and other accommodation facilities, a Russian passport, an international passport, or a driver’s license may be accepted. For apartments, serviced apartments, and other properties where check-in or contract conclusion is carried out according to the rules of a specific property, the required documents are determined by the property itself. Smoking is prohibited. There is a fine in the amount of the deposit. The law on silence must be observed. It is forbidden to live with animals, bring or use flammable objects. Upon check-out, guests are asked to wash their dishes and take out the trash.