# Electricity Act 1989, Section 6G: Section 6F: meaning of “commissioning period”

Extent: E+W+S

(1) For the purposes of section 6F(3), transmission over a transmission system (or anything forming part of it) takes place during a “commissioning period” if it takes place at any time—
(a) before a completion notice is given in respect of the system, or
(b) during the period of 27 months beginning with the day on which such a notice is given.
(2) A “completion notice”, in relation to a transmission system, is a notice which—
(a) is given to the Authority by the relevant co-ordination licence holder in accordance with the co-ordination licence, and
(b) states that it would be possible to carry on an activity to which section 4(1)(b) applies by making available for use that system.
(3) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
(4) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
(5) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
(6) In this section—
“co-ordination licence” means a licence which authorises a person to co-ordinate and direct the flow of electricity onto and over a transmission system by means of which the transmission of electricity takes place and the whole or part of which is at a place in Great Britain, in the territorial sea adjacent to Great Britain or in a Renewable Energy Zone;
“relevant co-ordination licence holder” means the holder of a co-ordination licence to whom a person has applied (in accordance with any provision made by that licence) for an offer of connection to and use of a transmission system for the purposes of which the tender exercise is held.

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Source: https://www.legislation.gov.uk/ukpga/1989/29/section/6G (the official version)
Page: https://openlegislation.uk/electricity-act-1989/section-6G
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.