The Secretary of State may grant exemptions from any requirements of Part III or this Chapter or of any regulations made thereunder—
(a)with respect to any fishing vessel or to a fishing vessel of any description; or
(b)with respect to any person or a person of any description serving in a fishing vessel or in a fishing vessel of any description;
and nothing in any other provision of Part III or this Chapter conferring a power to provide for or grant exemptions shall be taken to restrict the power conferred by this section.