Not every airline can afford it “Of the 1,600 long-haul aircraft available in Russia, only 35% meet the requirements of the so-called third chapter of Annex 16 of the Chicago Convention of Civil Aviation,” Yuri Koptev, Director General of the Russian Aviation and Space Agency, said yesterday. From April 1, 2002, this document, which regulates maximum permissible noise levels for aircraft, comes into force in the airspace of the European Union. The State Civil Aviation Service (SCSA), unlike Mr.