4 Supplementary provisions with respect to powers of British sea-fishery officers.
(1)
Any person who—
(a)
without reasonable excuse fails to comply with any requirement imposed by a British sea-fishery officer under section 2 or 3 of this Act;
(b)
prevents, or attempts to prevent, any other person from complying with any such requirement; or
(c)
assaults any such officer while exercising any of the powers conferred on him under section 2 or 3 of this Act or wilfully obstructs any such officer in the exercise of any of those powers;
(2)
A British sea-fishery officer shall not be liable in any civil or criminal proceedings for anything done in purported exercise of the powers conferred on him by section 2 or 3 of this Act if the court is satisfied that the act was done in good faith and with reasonable skill and care and that there were reasonable grounds for doing it.