An enforcement authority may, on or after 1st April 2018, serve a notice on L (a "penalty notice") in any case where it is satisfied that L is, or has been at any time in the 18 months preceding the date of service of the penalty notice, in breach of one or more of the following—
imposing a financial penalty, a publication penalty, or both a financial penalty and a publication penalty, in accordance with this Chapter.
A penalty notice must—
Each of the periods specified under paragraph (2)(c) and (e) must not be less than one month, beginning on the day on which the penalty notice is served.
Where L fails to take the action required by a penalty notice within the period specified in that penalty notice in accordance with paragraph (2)(c), the enforcement authority may issue a further penalty notice.