Regulation 4 Service of documents
Anything required to be served on any person under regulation 3 shall be set out in a notice in writing which may be served by:–
delivering to that person;
leaving it at his proper address;
sending it by post to that address; or
sending it to him at that address by telex or other similar means which produce a document containing a text of the communication, in which event the document shall be regarded as served when it is received; and where the person is a body corporate the document may be served on the secretary of that body.
For the purposes of this regulation, the proper address of any person shall, in the case of a body corporate, be the registered or principal office of that body and in any other case be the last known address of the person to be served.