He gave the first-instance decisions in the tax cases of Conservative and Unionist Central Office v Burrell in 1980, Furniss v. Dawson in 1981, and Pepper v. Hart in 1989, and various points in the Derby v. Weldon ligitagion in 1989 to 1991 .
He played a key role in delivering initial judgments in the tax cases of Conservative and Unionist Central Office v Burrell in 1980, Furniss v. Dawson in 1981, and Pepper v. Hart in 1989, with significant decisions made during the Derby v. Weldon legal case from 1989 to 1991.