“…it appears to the Commissioners that such returns are …incorrect, they may assess the amount of VAT due from [the taxpayer]….”
“…there has been paid or credited to any person – (a) as being a …refund of VAT, or (b) as being due to him as a VAT credit, an amount which ought not to have been so paid or credited….”
“…assessments, … are prima facie right and remain right until the taxpayer shows that they are wrong and also shows positively what corrections should be made in order to make the assessments right or more nearly right. It is also relevant, when considering the sufficiency of evidence to displace an assessment, to remember that the facts are peculiarly within the knowledge of the taxpayer.”
“There is every reason to assume that the legislature did not intend to confer upon a potential taxpayer the valuable privilege of disqualifying himself [from liability to an assessment] by the simple and relatively unskilled method of losing either his memory or his books.”
“The references which I have made so far to a global sum should not be regarded as indicating that it is not possible to include within one single document a series of assessments for different periods. Those series of assessments may in themselves be either for an individual accounting period or for a series of periods. If they are for a series of periods, they must be able to be justified as being mini-global assessments.”
“ 25(iii). In judging the validity of notification, the test is whether the relevant documents contain between them, in unambiguous and reasonably clear terms, a notification to the taxpayer containing (a) the taxpayer’s name, (b) the amount of tax due, (c) the reason for the assessment, and (d) the period of time to which it relates.”
“An assessment under subsection (1), (2) or (3) above of an amount of VAT due for any prescribed accounting period must be made within the time limits provided for in section 77 and shall not be made after the later of the following – (a) 2 years after the end of the prescribed accounting period; or (b) one year after evidence of facts, sufficient in the opinion of the Commissioners to justify the making of the assessment, comes to their knowledge…..”
“(1) Subject to the following provisions of this section, assessment under s 73 ….shall not be made – (a) more than 4 years after the end of the prescribed accounting period…”
“In any case falling within (4A), an assessment of a person (“P”), or of an amount payable by P, may be made at any time not more than 20 years after the end of the prescribed accounting period…..”
“a case involving a loss of VAT brought about deliberately by P….”
“…over a period of eight years up to 14 February of last year [2012], you [ie Ms Bircham] cheated the Revenue by fraudulently claiming VAT repayment totally£156,544.76 when you were not entitled to the whole of that sum.”