TFC61100 | Penalties: time limits to make an assessment and pay a penalty
From HM Revenue & Customs · Tax-Free Childcare Technical Manual
Time limits to make an assessment of a penalty
Childcare Payments Act 2014, section 47(2) and (3)
HMRC may not make an assessment of a penalty:
12 months after HMRC believed or had reasonable grounds for believing that the person was liable to a penalty
after 4 years beginning with the day on which the person became liable to a penalty (in a case where the person became liable to a penalty because of their dishonesty, 20 years beginning with that day).
Time limits to pay a penalty
Childcare Payments Act 2014, section 47(4)
A person must pay a penalty as a result of an assessment under this section:
within 30 days, if they do not apply for a review of the penalty
within 30 days of the end of the review, if they do not appeal against its conclusion
if the person has appealed against the penalty, on the day on which the appeal is determined or withdrawn