4.—(1) These Regulations apply where—
(a)a participating company intends to establish an SE whose registered office is to be in Great Britain, or
(b)an SE has its registered office in Great Britain.
(2) Where there are UK employees, Part 3 also applies (regardless of where the registered office is to be situated) in relation to the election or appointment of UK members of the special negotiating body, unless the majority of those employees is employed to work in Northern Ireland.
(3) Parts 6 to 9 also apply (regardless of where the registered office of the SE is, or is intended to be situated) if any of the following is registered or, as the case may be, situated in Great Britain—
(a)a participating company, its concerned subsidiaries or establishments;
(b)a subsidiary of an SE;
(c)an establishment of an SE;
(d)an employee or an employees' representative.