6. Aircraft sanctions
(1) For the purposes of section 1(5)(d) regulations "impose aircraft sanctions" if they impose prohibitions or requirements for one or more of the following purposes -
(a) detaining disqualified aircraft (see subsection (6)) within the United Kingdom, or controlling the movement of disqualified aircraft within the United Kingdom and the airspace over the United Kingdom;
(b) ensuring that disqualified aircraft -
(i) do not overfly the United Kingdom, or
(ii) leave the airspace over the United Kingdom;
(c) preventing persons from owning, chartering or operating aircraft registered in a prescribed country;
(d) preventing aircraft from being registered in a prescribed country;
(e) preventing the registration of -