The prosecution should not seek to rely on evidence of back-calculation unless it is both easily understood and clearly establishes the presence of excess alcohol at the time when the defendant was driving.
Citations:
[1989] AC 281
Jurisdiction:
England and Wales
Citing:
Appeal from – Gumbley v Cunningham 1987
Justices had to be careful not to convict of driving with excess alcohol unless they were sure on the basis of scientific and other evidence that the defendant had been over the limit at the time of the alleged offence. . .
Lists of cited by and citing cases may be incomplete.
Road Traffic
Updated: 29 May 2022; Ref: scu.464827
