Rules of Evidence

Opinion - Exceptions

Regulatory Certificates and Documents

Sub-section (2) of section 76 allows an exception where an Act or regulations provide that a document or certificate made under them has evidentiary effect, such document or certificate is admissible in evidence in spite of it being in the way of opinion.

 

Lay Opinions

A person may make an assessment of someone’s age, their sobriety or the speed they are driving at, for example. These assessments are based on what the witness themselves has seen, heard or otherwise perceived....

 

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Aboriginal and Torres Strait Islander Traditional laws and Customs

A view expressed by a Aboriginal or Torres Strait Islander group about the existence or non-existence, or content of, any traditional laws or customs of their own group is exempt from the opinion rule.

 

Specialised Knowledge

Opinions based on specialised knowledge are exempt form the opinion rule subject to section 79. Where a witness has specialised knowledge and acquired that knowledge through training study or experience and the opinion given is based entirely or mostly on that knowledge, then the opinion qualifies for the exemption.

 

Specialised knowledge is defined very broadly,...

 

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Abolition of Ultimate Issue and Common Knowledge rules

It was once the rule that where a witness expresses an opinion about an issue to be decided on by the court, or where a witness gives an opinion about a matter of common knowledge, then such evidence is inadmissible. These common law rules have been abolished by the Uniform Evidence Law, section 80, so that such opinions can be considered by the court. This does not affect the inadmissibility of other kinds of opinions.[2]

 

 

 

[1] Beale, Christopher W, QC, Pocket Evidence Law, Foley’s List, Melbourne, 2014, p12, citing R v Leung & Wong [1999] 47 NSWLR 405; Li v The Queen [2003] 139 A Crim R 281.

 

[2] Northern Territory Government, Department of Justice, Discussion Draft of the Uniform Evidence Act for the Northern Territory, Darwin, 2011, p 50.

Written by Andrew Pingree. All copyright, 2014-2016 vests in Civilaco Pty Ltd.

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