(1) A document is transmitted in accordance with this subsection if -
(a) the person to whom it is transmitted agrees that it may be delivered to him by being transmitted to a particular electronic address in a particular electronic form,
(b) it is transmitted to that address in that form, and
(c) the form in which the document is transmitted is such that any information in the document which is addressed to the person to whom the document is transmitted is capable of being stored for future reference for an appropriate period in a way which allows the information to be reproduced without change.
(2) A document transmitted in accordance with subsection (1) shall, unless the contrary is proved, be treated for the purposes of this Act, except section 69, as having been delivered on the working day immediately following the day on which it is transmitted.
(3) In this section, "electronic address" includes any number or address used for the purposes of receiving electronic communications.