 On 30 March 2007 EADS PZL "Warszawa-Okęcie" S.A. announced that will not longer support their tasks related with flight certificates for Jak-12A, Jak-12M and PZL-101 Gawron.Between 31 March and 28 June 2007 Polish Civil Aviation Office was temporary certificate holder.Since 28 June PZL-101s can be used only as experimental aircraft class.