5.—(1) Subject to the provisions of this regulation, these Regulations bind the Crown.
(2) No contravention by the Crown of any provision of these Regulations shall make the Crown criminally liable under regulation 32 and no proceedings may be taken against the Crown under regulation 33 but the High Court may, on the application of a regulator, declare unlawful any act or ommission of the Crown which constitutes such a contravention.
(3) Notwithstanding anything in paragraph (2), the provisions of these Regulations shall apply to persons in the public service of the Crown as they apply to other persons.
(4) If the Secretary of State certifies that it appears to him, as respects any Crown premises and any specified powers of entry exercisable under section 108 of the Environment Act 1995(1) in relation to functions conferred or imposed by these Regulations, that it is requisite or expedient that, in the interests of national security, the powers of entry should not be exercisable in relation to the premises, those powers shall not be exercisable in relation to those premises; and in this paragraph “specified” means specified in the certificate and “Crown premises” means premises held or used by or on behalf of the Crown.
(5) The following persons shall be treated as if they were the operator of the installation or mobile plant concerned for the purpose of any notice served or given or any proceedings instituted in relation to an installation or mobile plant operated or controlled by any person acting on behalf of the Royal Household, the Duchy of Lancaster or the Duke of Cornwall or other possessor of the Duchy of Cornwall—
(a)in relation to an installation or mobile plant operated or controlled by a person acting on behalf of the Royal Household, the Keeper of the Privy Purse;
(b)in relation to an installation or mobile plant operated or controlled by a person acting on behalf of the Duchy of Lancaster, such person as the Chancellor of the Duchy appoints in relation to that installation or mobile plant;
(c)in relation to an installation or mobile plant operated or controlled by a person acting on behalf of the Duchy of Cornwall, such person as the Duke of Cornwall, or the possessor for the time being of the Duchy of Cornwall, appoints in relation to that installation or mobile plant.