# The Action Programme for Nitrate Vulnerable Zones (Scotland) Regulations 1998, Paragraph 7


Nitrogen fertiliser shall not be applied to any land if–
(a) the soil is waterlogged;
(b) the land is flooded;
(c) the soil has been frozen for 12 hours or longer in the preceding 24; or
(d) the land is covered by snow.

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Source: https://www.legislation.gov.uk/uksi/1998/2927/schedule/paragraph/7 (the official version)
Page: https://openlegislation.uk/action-programme-for-nitrate-vulnerable-zones-scotland-regulations-1998/schedule/paragraph-7
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.