Energy Ombudsman Act 1998

A document is effectively provided to a person under this Act if –

in the case of a natural person, it is – given to the person; or left at, or sent by post to, the person's postal or residential address or place or address of business or employment last known to the provider of the document; or sent by way of facsimile transmission to the person's facsimile number; and in the case of any other person, it is – left at, or sent by post to, the person's principal or registered office or principal place of business; or sent by way of facsimile transmission to the person's facsimile number.