17 Arrest without warrant.
A constable may take into custody without a warrant any person whom he shall have good cause to suspect of having committed, or of attempting to commit, any offence under section 1 of this Act.

Act repealed (retrospective to 1.4.1996) by 1997 c. 48, s. 62(1)(2), Sch. 1 para. 6(1)(2), Sch. 3; S.I. 1997/1712, art. 3, Sch.