# The National Institute for Clinical Excellence Regulations 1999, Paragraph 5


(1) Subject to sub-paragraph (2) below, no business shall be transacted at any meeting unless at least four non-officer members, or the chairman and three non-officer members, are present.
(2) The chairman and at least three non-officer members shall be present at any meeting of the Institute which is convened for the purposes of appointing a person to act as an officer member.

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Source: https://www.legislation.gov.uk/uksi/1999/260/schedule/paragraph/5 (the official version)
Page: https://openlegislation.uk/national-institute-for-clinical-excellence-regulations-1999/schedule/paragraph-5
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.