Surveyors acting as expert witnesses 4th edition (amended February 2023)

Published April 2014
Effective from 2 July 2014
Reissued February 2023

5th edition
Published July 2026
Effective from 30 November 2026

Surveyors acting as expert witnesses, 5th edition, professional standard applies to surveyors when providing expert evidence, whether oral or written, before a range of courts and tribunals in the UK,

The professional standard sets out the mandatory duties of a surveyor in providing evidence, while the practice guidance provides further information on good practice, including: the need for clear instructions and terms of engagement; fees; guidance on what to do in situations of conflict of interest; an outline of the written report format; clarification of the differences between the roles of expert witness and advocate; and the immunity of the expert witness.

A combined version of the two documents is also available for Tribunal usage.

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