# The Plant Health (EU Exit) Regulations 2019, Paragraph 6


The boundary of the buffer zone must be at least 500 m beyond the boundary of the infested zone, but where the infested zone includes part of a watercourse, the buffer zone must be extended to include the stretches of the watercourse which are at least 1,000 m downstream and 500 m upstream of the location of the finding of the plant pest.

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Source: https://www.legislation.gov.uk/ukdsi/2019/9780111177563/schedule/14/paragraph/6 (the official version)
Page: https://openlegislation.uk/draft-plant-health-eu-exit-regulations-2019/schedule-14/paragraph-6
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.