Part II
Power to impose restrictions in relation to aircraft. 12.—(1) For purposes to which this Part of this Act applies, the Secretary of State may give a direction in writing to the operator of any one or more aircraft registered or operating in the United Kingdom, or to the manager of any aerodrome in the United Kingdom, requiring him—
- (a) not to cause or permit persons or property to go or be taken on board any aircraft to which the direction relates, or to come or be brought into proximity to any such aircraft, unless such searches of those persons or that property as are specified in the direction have been carried out by constables or by other persons of a description specified in the direction, or
- (b) not to cause or permit any such aircraft to fly unless such searches of the aircraft as are specified in the direction have been carried out by constables or by other persons of a description so specified.
(2) Subject to subsection (3) below, the Secretary of State may give a direction in writing to the operator of any one or more aircraft registered in the United Kingdom requiring him not to cause or permit the aircraft to fly unless such modifications or alterations of the aircraft, or of apparatus or equipment installed in the aircraft, as are specified in the direction have first been carried out, or such additional apparatus or equipment as is so specified is first installed in the aircraft.
(3) Before giving any direction under subsection (2) above, the Secretary of State shall inform the Civil Aviation Authority of the modifications, alterations or additional apparatus or equipment proposed to be required, and shall take account of any advice given to him by that Authority with respect to those proposals.
(4) In giving any direction under subsection (2) above, the Secretary of State shall allow, and shall specify in the direction, such period as appears to him to be reasonably required for carrying out the modifications or alterations or installing the additional apparatus or equipment in question; and the direction shall not take effect before the end of the period so specified.
(5) Subject to the following provisions of this part of this Act, a direction given to an operator of aircraft under subsection (1) above may be given so as to relate—
- (a) either to all the aircraft registered or operating in the United Kingdom of which at the time when the direction is given or at any subsequent time he is the operator or only to one or more such aircraft, or to a class of such aircraft, specified in the direction;
- (b) either to all persons or only to one or more persons, or persons of one or more descriptions, specified in the direction; and
