21.—(1) The Merchant Shipping (Cargo Ship) (Bilge Alarm) Regulations 2021(1) are amended as follows.
(2) In regulation 4 (bilge water level detectors and alarms)—
(a)in paragraph (1) for “at” substitute “from”; and
(b)in paragraph (6), for sub-paragraph (a) of the definition of “effective date” substitute—
“(a)29th March 2023, in the case of a new ship first launched on or before that date, and, in the case of a new ship first launched after that date, the date on which the ship is first launched; and”.