Ilde approval dues nut inchide insnlimion testing. Mc aryword is in engineering dedign damonly Ind is noi o land in itself an inn:dinion apprval. TWIN Evan does Ain in iimirimininie.: FAA approval orall the col:joky:6112 .I.,:iyn olavo required for SIINi MN i'll iun of almplionce le locccsaary ro.poinam