Exception for discharging public duties
5.  These Regulations do not apply to prevent or restrict —
(a)the Government or any public body doing or omitting to do anything in the performance of any function, the exercise of any power or the discharge of any duty of the Government or public body (as the case may be) under law; or
(b)any individual acting under the authority or direction of the Government or any public body in the performance of any function, the exercise of any power or the discharge of any duty of the Government or public body (as the case may be) under law.