27—(1) No step to enforce a security over property of a protected energy company is to be taken by any person, unless—
(a)notice of intention to do so has been served both on the Department and on the Authority; and
(b)a period of at least 14 days has elapsed since the service of the last of those notices to be served.
(2) In the case of a protected energy company which is a non-NI company, the reference in subsection (1) to the property of the company is a reference only to its property in Northern Ireland.