# The Piccadilly Line (Heathrow T5 Extension) Order 2002, Paragraph 11


The Company shall give to the authority 28 days' notice of their intention to commence the construction of any of the authorised works and also, except in emergency (when they shall give such notices as may be reasonably practicable), of their intention to carry out any works for the repair or maintenance of the authorised works in so far as such works of repair or maintenance are likely to affect or interfere with airport property.

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Source: https://www.legislation.gov.uk/uksi/2002/1065/schedule/4/paragraph/11 (the official version)
Page: https://openlegislation.uk/piccadilly-line-heathrow-t5-extension-order-2002/schedule-4/paragraph-11
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.