57.—(1) An aeroplane operator is liable to a civil penalty where the aeroplane operator fails to monitor emissions in accordance with its Emissions Monitoring Plan.
(2) The civil penalty is—
(a)£20,000[F1, ] and
(b)a daily penalty at a daily rate of £500 for each day that the person fails to monitor aviation emissions in accordance with article 22(1), beginning with the day on which the initial notice under article 53(4) is given, up to a maximum of £45,000.