(1)A direction under section 30(4)—
(a)may be given orally,
(b)may be given to any person individually or to two or more persons together, and
(c)may be withdrawn or varied by the person who gave it.
(2)A person who knowingly contravenes a direction given to him under section 30(4) commits an offence and is liable on summary conviction to—
(a)a fine not exceeding level 4 on the standard scale, or
(b)imprisonment for a term not exceeding 3 months,
or to both.
(3)A constable in uniform may arrest without warrant any person he reasonably suspects has committed an offence under subsection (2).
(4)Where the power under section 30(6) is exercised, any local authority whose area includes the whole or part of the relevant locality must be notified of that fact.