# Cardiff Bay Barrage Act 1993, Paragraph 4


(1) The Development Corporation shall—
(a) before the commencement of impoundment, and
(b) during the period beginning two years, and ending three years, after the commencement of impoundment,
arrange for a survey of every building within the protected property area.
(2) The owner or occupier of, or of any part of, a building within the protected property area may during the period beginning three years, and ending twenty years, after the commencement of impoundment require the Development Corporation to arrange a survey of the building; but no more than one survey of a building may be required under this sub-paragraph.
(3) The owner or occupier of, or of any part of, a building within the protected property area may at any time during the period beginning with, and ending twenty years after, the commencement of impoundment when he is able to show a justifiable concern that the building has suffered or is likely to suffer groundwater damage require the Development Corporation to arrange a survey of the building.

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Source: https://www.legislation.gov.uk/ukpga/1993/42/schedule/7/paragraph/4 (the official version)
Page: https://openlegislation.uk/cardiff-bay-barrage-act-1993/schedule-7/paragraph-4
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.