. . .Any notice or other document required or authorised to be given, delivered or served under this Part or regulations made under this Part may be given, delivered or served either—
In the case of a notice or other document required or authorised to be given, delivered or served under this Part, or regulations made under this Part, by the Authority or the Secretary of State, that notice or document may also be given, delivered or served by electronic means if the conditions in subsection (1B) are met.
The conditions in this subsection are that—
An indication for the purposes of subsection (1B)—
Withdrawal of an indication given for the purposes of subsection (1B) takes effect at the beginning of the fifth working day after the day on which the Authority or the Secretary of State (as the case may be) receives the indication withdrawing it.
A notice or other document which is given, delivered or served in accordance with subsection (1A) is to be treated as having been given, delivered or served on the next working day after the day on which it is sent.
Without prejudice to subsection (1) or (1A) above, where this subsection applies in relation to a gas transporter or gas supplier, any notice to be given to or served on the transporter or supplier under—
may be given or served by delivering it at, or sending it in a prepaid letter to, an appropriate office of the transporter or supplier.
Subsection (2) above applies in relation to a gas transporter if he divides any authorised area of his into such areas as he thinks fit and—
Subsection (2) above applies in relation to a gas supplier if he divides the premises specified in his licence into such areas as he thinks fit and—
In this section—