# Immigration Act 1971, Paragraph 9


A relevant officer must produce evidence of the officer's authority if asked to do so.

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Source: https://www.legislation.gov.uk/ukpga/1971/77/schedule/4A/paragraph/9 (the official version)
Page: https://openlegislation.uk/immigration-act-1971/schedule-4A/paragraph-9
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.