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. Front desk opening hours 09:00 - 23:00. For unpaid bookings, check-in time is until 10:00 PM; for paid bookings, the reception desk is open 24 hours a day. Any reservation made without advance payment is considered to be non-guaranteed. In case of non-guaranteed booking, the hotel waits for the guest until 23:00 on the day of the scheduled arrival, after which the reservation is canceled (the time is extended once upon prior call of the guest, but not more than 1 hour). Pets are allowed only for an additional fee. It is possible to live with cats, dogs, and mice.