(2)
An inspector must not enter or board a place, or exercise a power under
subsection (1) , unless—
(a) the occupier of the place (if any) consents to
the entry or boarding or exercise of the power; or
(b) a warrant under
section 49authorises the entry or exercise of the power; or
(c) the place is
premises, or that part of premises, to which the public are admitted (whether
or not for consideration) and the entry is made when members of the public
attend or the premises are open for admission by the public.
(3) An inspector
who is permitted by this section to enter or board a vehicle, vessel or
aircraft may, for the purpose of effecting the entry or boarding and for the
purpose of exercising any powers that the inspector is permitted to exercise,
stop and detain the vehicle, vessel or aircraft.