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 is open 24/7. For Russian citizens: Only internal Russian passports are accepted at check-in. Foreign passports and driver’s licenses are not valid for registration. All children under 14 years old must provide a birth certificate. If a child is accompanied by someone other than their parents, such as a relative or guardian, documents confirming the right to accompany the child must also be presented. For foreign nationals: All adults and children must provide a valid passport, visa, and migration card at check-in. Only registered guests are allowed in the rooms. Pets: The deposit for dogs and cats weighing up to 10 kg is RUB 5000.00. For pets over 10 kg, deposit information must be confirmed in advance. The deposit is refunded after a staff member inspects the room. Early check-in is available for an additional fee, subject to room availability. Bathrobes are provided for an additional charge of RUB 150.00. Rooms do not have kettles, but a kettle can be provided upon request. There are water coolers with hot and cold water on every floor. Lunch is served as a business lunch at the hotel. If guests book a half-board rate, dinner for children under 13 years old is added at a rate of RUB 650.00 per child per night. This amount is charged in addition to the total in the booking confirmation and must be paid at check-in. The Sputnik Hotel features an aquacomplex. The main pool is designed for adults and children from 5 years old. Its size is 5.5 by 15 meters, with a depth of up to 1.2 meters. The small pool is intended for children from 2 to 4 years old and measures 3.3 by 4.4 meters, with a depth of 0.6 meters. All hotel guests can enjoy complimentary access to the aquacomplex during evening hours until June 1, 2026. When visiting the pool, please bring the swimsuit or swim trunks, rubber slippers, a swim cap, and identification documents for each guest to complete the registration process. From 22.06.26 to 14.08.26 the pool is closed for maintenance work.