Road Traffic Act 1974

For the purposes of sections 59 to 73, inclusive, if the concentration of alcohol in a person’s breath is a particular number of grams of alcohol per 210 litres of breath the person’s blood alcohol content is to be regarded as being that number of grams of alcohol per 100 ml of blood.

For the purposes of section 72(2)(a) and the definition of breath analysing equipment in section 65, apparatus is to be regarded as being for the purpose of ascertaining a person’s blood alcohol content by analysis of a sample of the person’s breath whether the apparatus gives the blood alcohol content directly as the analysis result or enables it to be derived under subsection (1).

For the purposes of the definition of preliminary test in section 65, apparatus is to be regarded as being for the purpose of providing an indication of the kind mentioned in that definition whether the apparatus gives the indication directly or enables it to be derived under subsection (1).