“reasonable excuse is not defined in legislation and there are no supporting tax case authorities [my emphasis].”
“it is inappropriate for HMRC to seek to rely on that formulation as representing the state of the law on reasonable excuse.”
“the legal obligation, as set out under [ sic ] Section 7 Part 2 [ sic ] TMA 1970 makes clear the responsibility [for filing the return on time] rests with the customer and cannot be transferred to a third party.”
“Waiting until 2-4 weeks before the filing deadline to submit details to your agent, in the busiest period for completion of self assessment returns, is not in good time.”