# The Polygraph Rules 2009, Paragraph 1

Extent: E+W

The polygraph supervisor must review at least one polygraph session conducted by each polygraph operator each calendar month or, if greater, at least one out of every ten polygraph sessions (or part thereof) conducted by each polygraph operator each calendar month, starting from the date these Rules come into force.

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Source: https://www.legislation.gov.uk/uksi/2009/619/schedule/1/paragraph/1 (the official version)
Page: https://openlegislation.uk/polygraph-rules-2009/schedule-1/paragraph-1
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.