In any case to which section 9 applies, the constable executing the warrant or any of his assistants may, without further warrant, arrest any person found on the premises if he has reasonable ground to believe that that person is committing or has committed an offence against this Act or any regulations made under it.
Compare: 1927 No 35 s 70; 1977 No 84 s 118
Section 10: amended, on 1 October 2008, pursuant to section 116(a)(ii) of the Policing Act 2008 (2008 No 72).