Paragraph 19 InterpretationI1

Except for paragraphs 20 (apparatus of National Grid in streets subject to temporary closure), 25 (retained apparatus: protection of National Grid as gas undertaker), 26 (expenses) and 27 (indemnity) which must apply in respect of the exercise of all or any powers under this Order affecting the rights and apparatus of National Grid, this Schedule does not apply to apparatus in respect of which the relations between the undertaker and National Grid are regulated by the provisions of Part 3 of the 1991 Act.