Part II SPORTING EVENTS: CONTROL OF ALCOHOL ETC.
21 Police powers of enforcement.
For the purpose of enforcing the provisions of this Part of this Act, a constable shall have the power without warrant—
(a)
to enter a designated sports ground at any time during the period of a designated sporting event;
(b)
to search a person who he has reasonable grounds to suspect is committing or has committed an offence under this Part of this Act;
(c)
to stop and search a vehicle where he has reasonable grounds to suspect that an offence under section 19 of this Act is being or has been committed;
(d)
to arrest a person who he has reasonable grounds to suspect is committing or has committed an offence under this Part of this Act;
(e)
to seize and detain—
(i)
with its contents (if any), a controlled container as defined in section 20(8) of this Act; or
(ii)
with its contents, any other container if he has reasonable grounds to suspect that those contents are or include alcohol F1; or
(iii)
a controlled article or substance as defined in section 20(8) of this Act.