Generally, a 'reasonable excuse' is when some unforeseeable or unusual event beyond somebody's control has prevented that person from filing the return on time. For example:
a failure in the HMRC computer system,a serious illness, disability or serious mental health condition has made the taxpayer incapable of filing the tax return etc.
[20/12/2013] The recent tax first tier tribunal case has caused controversy in the professional press and calls into question whether the 'enquiry window' for opening an HMRC inquiry is still meaningful. Is it as bad as it seems?
This case concerns the place supply of a timeshare operated by Macdonald Resorts in Spain. HM Revenue & Customs won at Tribunal contesting that the place of supply was the UK and therefore at the standard rate of VAT.
Artificial series of steps inserted purely for the avoidance of tax. This is a key case and, together with the case of Furniss v Dawson is a mainstay of HMRC in tackling artificial tax avoidance schemes on the basis of substance over form.