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. Hostel accommodation rules. Prohibited: 1. To carry, store, consume, distribute alcoholic beverages, narcotic drugs and psychotropic substances; 2. Remove bedding and other inventory items from the building, except personal belongings; 3. Smoke in places not designated for smoking (including rooms, corridors, toilets, etc.); 4. Bring in strangers; 5. Damage the property of the hostel.