# The Environmentally Sensitive Areas (South Downs—Western Extension) Designation Order 1987, Paragraph 4


As regards all land which is the subject of an agreement—
(1) The farmer shall maintain dewponds and reed beds.
(2) The farmer shall maintain stockproof walls and hedges in a stockproof condition using traditional methods.
(3) The farmer shall maintain any weatherproof field barn which he owns or the exterior of which he has a liability to repair in a weatherproof condition using traditional materials.
(4) The farmer shall not install any new drainage system nor substantially modify the existing drainage system.
(5) The farmer shall maintain existing ditches by non-chemical means. Where the maintenance of water levels is within the farmer’s control, the farmer shall—
(a) ensure that between 31st March and 1st October in any year ditch water levels are not less than 30 centimetres and not more than 60 centimetres below grassland level, and
(b) ensure at all times that ditches are not allowed to dry out completely.
(6) The farmer shall ensure in farming the land that he does not damage or destroy any feature of historic interest.
(7) The farmer shall obtain from the Minister written advice concerning siting and materials before constructing buildings or roads or carrying out other engineering operations authorised under Class VI of the Town and Country Planning General Development Orders 1977 to 1985(). This requirement shall not apply to any development in respect of which notice of a direction restricting permitted development has been served under article 4 of the Town and Country Planning General Development Order 1977().

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Source: https://www.legislation.gov.uk/uksi/1987/2032/schedule/1/paragraph/4 (the official version)
Page: https://openlegislation.uk/environmentally-sensitive-areas-south-downswestern-extension-designation-order-1987/schedule-1/paragraph-4
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.