the design, production, maintenance and operation of aircraft, as well as their engines, propellers, parts, non-installed equipment and equipment to control aircraft remotely, where the aircraft is or will be:
dearadh, táirgeadh, cothabháil agus oibriú aerárthaí, chomh maith lena n-innill, liáin, páirteanna, trealamh neamhshuiteáilte agus trealamh chun aerárthaí a rialú go cianda, i gcás ina bhfuil nó ina mbeidh an méid seo a leanas fíor faoin aerárthach: