Flight Design (Flightdesign Vertrieb) is a German aircraft manufacturer. Germany, officially the Federal Republic of Germany ( ˈbʊndəsʁepuˌbliːk ˈdɔʏtʃlant is a Country in Central Europe. The company started building ultralight aircraft in the 1980s. It now manufactures the CT2K and CTSW aircraft which can be flown under microlight/ultralight regulations in several countries and under the Light-sport aircraft (LSA) rules in the US. The CT2K and CTSW are aircraft produced by the Flight Design company (Flightdesign Vertrieb in Germany. The CT2K and CTSW are aircraft produced by the Flight Design company (Flightdesign Vertrieb in Germany. Light-sport aircraft, or LSA, is a classification of Aircraft specific to the United States. Engineering design work is still performed in Germany, but much production and all assembly of the aircraft has been moved to Ukraine to lower production costs. Ukraine (Україна Ukrayina, /ukrɑˈjinɑ/ is a country in Eastern Europe.