Powers of search without warrant
7(1)In any circumstances in which a constable has power under section 7 of this Act to arrest a person, he may also, for the purpose of ascertaining whether he has in his possession any document or other article which may constitute evidence that he is a person liable to arrest, stop that person, and search him.
(2)Where a constable has arrested a person under the said section, for any reason other than for the commission of a criminal offence, he, or any other constable, may search him for the purpose of ascertaining whether he has in his possession any document or other article which may constitute evidence that he is a person liable to arrest.
(3)No woman shall in pursuance of this paragraph be searched except by a woman.