# The Plant Health (EU Exit) Regulations 2019, Paragraph 17


The appropriate UK plant health authority may lift the demarcation that applies to a demarcated area—
(a) if the plant pest is not detected in the area over a relevant period during official surveys carried pursuant to paragraph 1(i) of Schedule 9 and the monitoring referred to in paragraph 11(i); or
(b) in any case where, following further investigation, it is clear that the area need not have been demarcated for the reasons specified in paragraph 15(a) and (b).

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Source: https://www.legislation.gov.uk/ukdsi/2019/9780111177563/schedule/16/paragraph/17 (the official version)
Page: https://openlegislation.uk/draft-plant-health-eu-exit-regulations-2019/schedule-16/paragraph-17
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.