Exceptions to the requirement for a noise certificate for a microlight aeroplane
5. The prohibition in article 4(1) does not apply to a microlight aeroplane—
(a)flying in accordance with the ‘A Conditions’ or the ‘B Conditions’ in Part A of Schedule 3 to the Air Navigation Order 2005;
(b)landing or taking off at a prescribed place;
(c)which is a self-propelled hang-glider; or
(d)for which a permit to fly was first in force prior to 1st July 1999 and which has a maximum authorised weight greater than 390 kg.