# The Plant Health (EU Exit) Regulations 2019, Paragraph 4


Any survey which is carried out for the purposes of paragraph 7(c) or 16(g) must be based on a grid split of 100 m x 100 m squares within a zone of a width of at least 1 km surrounding the infected zone and a grid split of 1 km x 1 km squares within the rest of the buffer zone.

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Source: https://www.legislation.gov.uk/ukdsi/2019/9780111177563/schedule/15/paragraph/4 (the official version)
Page: https://openlegislation.uk/draft-plant-health-eu-exit-regulations-2019/schedule-15/paragraph-4
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.