Edwards (Inspector of Taxes) v Bairstow [1956] AC 14 (HL)
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Aberdeen Construction Group Ltd v Inland Revenue Commissioners [1978] STC 127, 52 TC 281 (HL)
British Oxygen Co Ltd v Minister of Technology [1971] AC 610 (HL)
British Westinghouse Electric and Manufacturing Co Ltd v Underground Electric Railways Co of London Ltd [1912] AC 673 (HL)
Council of Civil Service Unions v Minister for the Civil Service [1985] AC 374 (HL)
Davis Contractors Ltd v Fareham UDC [1956] AC 696 (HL)