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Warning: This database is out of date. Use it to find a section number and statute name and then check currency at either Canada legislation site or Ontario legislation site.

Legislation Sections Database at for:


DUI Procedure/Evidence

Blood Demand Alcohol

Criminal Code of Canada

Section number:


Blood Demand Alcohol

(3) If a peace officer has reasonable grounds to believe that a person is committing, or at any time within the preceding three hours has committed, an offence under section 253 as a result of the consumption of alcohol, the peace officer may, by demand made as soon as practicable, require the person

(a) to provide, as soon as practicable,

(ii) if the peace officer has reasonable grounds to believe that, because of their physical condition, the person may be incapable of providing a sample of breath or it would be impracticable to obtain a sample of breath, samples of blood that, in the opinion of the qualified medical practitioner or qualified technician taking the samples, will enable a proper analysis to be made to determine the concentration, if any, of alcohol in the person�s blood; and (b) if necessary, to accompany the peace officer for that purpose. (4) Samples of blood may be taken from a person under subsection (3) or (3.4) only by a qualified medical practitioner, or a qualified technician, who is satisfied that taking the samples would not endanger the person�s life or health.

Evidentiary blood analysis in Ontario is usually done at the Centre of Forensic Sciences in Toronto. Some of the issues in such testing relate to:

Particulars of how many vessels of blood were drawn from the accused and when.

Particulars of the Vacutainer(s) or other vessel(s) used to collect the blood.

Particulars of where the blood was stored before analysis.

A copy of all computer records tracking the blood for the �ALCOHOL-ETHANOL� analysis and any other analysis.

The notes by technicians of inspection of any blood drawn from the accused prior to analysis.

The method by which the blood analysis technician knew that he or she was working with the blood of the accused.

The continuity report from any Laboratory Information Management System or similar system.

The method, protocol, and notes of the blood analysis technician.

The make, model number, and serial number of the gas chromatograph or other analyzer, used with the blood of the accused, and any accessory equipment.

The method of quantification of the volume of each blood sample analyzed.

The maintenance log for the gas chromatograph or other analyzer and accessory equipment.

The log of control checks for the gas chromatograph or other analyzer for one month prior and one month after any analysis of the blood of the accused.

The certification records for the gas chromatograph or other analyzer for the prior year.

Particulars of the internal standard or standards used for the blood tests.

Particulars of the blank tests run immediately prior to and after the blood tests and printouts thereof.

The log of the locations of blood on the sample tray.

Details of any replicate analysis of the blood.

The measurement uncertainty for the analysis or analyses of blood sample(s) and control checks.

Any chromatogram or printout from the analyzer.

The method of calculation of any area under the curve.

The location where each blood sample was stored after analysis.

The method by which results were communicated.

The most recent lab accreditation for the lab and exclusions thereto.

The chain of custody of the blood samples allegedly drawn pursuant to the police demand.

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