SCHEDULES
SCHEDULE 22Drugs and driving: minor and consequential amendments
Road Traffic Act 1988 (c. 52)
4
In section 6D (arrest), in subsection (1), for the words after “preliminary breath test” substitute
or preliminary drug test the constable reasonably suspects that—
a
the proportion of alcohol in the person's breath or blood exceeds the prescribed limit, or
b
the person has a specified controlled drug in his body and the proportion of it in the person's blood or urine exceeds the specified limit for that drug.