“…. The practice is to consider these cases into stages: (1) consideration whether the assessment was made according to the “best judgement of the commissioners”; if not, the assessment fails and stage (2) does not arise; (2) if the assessment survives stage (1), consideration whether the amount of the assessment should be reduced by reference to further evidence of further argument available to the Tribunal ………”
“[14] Generally, the burden lies on the taxpayer to establish the correct amount of tax due: ‘The element of guess-work and the almost unavoidable inaccuracy in a properly made best of judgment assessment, as the cases have established, do not serve to displace the validity of the assessments, which 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.’”
“TFR F/FLOW /3303811988” and “TFR F/FLOW /3303251964”