Regulation 23 Time limit and treatment of penaltiesI1
United Kingdom
An assessment of a penalty under regulation 12, 14, 16, 17, or 18 must be made within the period of 12 months beginning with the date on which the person became liable to the penalty.
An assessment of a penalty under regulation 11, 13, or 15 must be made—
within the period of 12 months beginning with the date on which the inaccuracy, incompleteness or failure first came to the attention of an officer of Revenue and Customs, and
within the period of 6 years beginning with the date on which the reporting cryptoasset service provider or self-certification provider became liable to the penalty.
A penalty assessed under regulation 22 is due and payable at the end of the period of 30 days beginning with the day on which notice of assessment is issued.
A penalty assessed under regulation 22 is to be treated for all purposes as if it were tax charged in an assessment and due and payable.