Minimum certificated weight for flight as limited by aircraft strength and airworthiness requirements. An airport is an aerodrome certificated for commercial flights. The GA200C Fatman was Type Certificated by the Australian Civil Aviation Authority in 1991. It provided for four grades of certificated teachers. Some ISO-certificated organizations require that their vendors also be ISO certificated. Agricultural airplanes are typically certificated in the normal category at a moderate weight. The airport is certificated under 14 CFR Part 139. It was certificated Platinum with sales over 40,000 units. The GA-200 was fully certificated on 1 March 1991. Before exporting, rough diamonds are certificated by the government of the country of origin. It was certificated platinum there as well. And certificated Gold and Platinum record at 11 different countries. The single was later certificated Gold by the RIAA. Milva's albums were certificated gold and platinum in West Germany. It topped the chart for four consecutive weeks and was later certificated platinum in sales.