United Aircraft Corporation signed contract of International Aviation and Space Salon MAKS-2013 total USD 7.7 billion. The most significant contract signed on the first day of MAKS-2013 was a three year long maintenance service contract. The contract provides maintenance services for the aircraft managed by the Russian MoD and totals RUB 85 billion.

The fulfillment of the contract will improve the combat and military transport aircraft serviceability and operational readiness. Under the contract, United Aircraft Corporation is to consolidate all aircraft life-circle services starting from deliveries to utilization. The integration of all after-sale services under the auspices of United Aircraft Corporation will also regulate the service parts stock and replenishment system and improve the designer's and technical supervision of the aircraft.

On the first day of MAKS-2013 UAC order portfolio increased by 73 Sukhoi Superjet 100 and MC-21 aircraft worth USD 5 billion at list prices.