# The Reservoirs Act 1975 (Capacity, Registration, Prescribed Forms, etc.) (Wales) Regulations 2016, Regulation 5: Notification of changes to the Welsh register


(1) Where there has been a change or addition to any of the information registered in accordance with regulation 4, the undertaker must provide the NRBW with the relevant up to date information within 28 days of the date of the change or addition.
(2) The NRBW may request confirmation from the undertaker that any or all of the information given by that undertaker for the purposes of the Welsh register is up to date or complete.
(3) Where paragraph (2) applies, without prejudice to paragraphs (4), (6) and (8), the undertaker must within 28 days beginning with the day on which the NRBW requests such confirmation—
(a) confirm that the relevant information is up to date or, where any of that information is not up to date, provide the up to date information; and
(b) where any of the information is not complete or is missing, provide the complete or missing information.
(4) Where an alteration so as to increase or decrease the capacity of a large raised reservoir is proposed to be carried out, the undertaker must notify the NRBW not less than 28 days before the commencement of alteration works.
(5) A notification referred to in paragraph (4) must contain the following information—
(a) the date of the proposed commencement of the alteration;
(b) a description of the nature and extent of the proposed work to the large raised reservoir.
(6) Where it is proposed that the use of a large raised reservoir be abandoned under section 14 of the 1975 Act, the undertaker must notify the NRBW not less than 28 days before any such proposed abandonment of use.
(7) A notification referred to in paragraph (6) must include the proposed commencement date of the abandonment of use.
(8) Where a construction, supervising or inspecting engineer is appointed for the purposes of the 1975 Act, the undertaker must notify NRBW of the date of the appointment within 28 days.
(9) The undertaker must notify the NRBW within 28 days of the date on which an engineer ceases to be—
(a) the construction engineer before that engineer has issued a final certificate;
(b) the inspecting or supervising engineer.
(10) An undertaker who intends to cease being an undertaker must notify the NRBW of—
(a) the date on which the undertaker intends to cease being the undertaker;
(b) the name and address of the person who is intended to be the new undertaker;
(c) the date on which that person is intended to become the new undertaker.

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Source: https://www.legislation.gov.uk/wsi/2016/80/regulation/5 (the official version)
Page: https://openlegislation.uk/reservoirs-act-1975-capacity-registration-prescribed-forms-etc-wales-regulations-2016/regulation-5
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.