# Commission Regulation (EU) No 283/2013 of 1 March 2013 setting out the data requirements for active substances, in accordance with Regulation (EC) No 1107/2009 of the European Parliament and of the Council concerning the placing of plant protection products on the market (Text with EEA relevance), Division: Circumstances in which required

Extent: E+W+S+N.I.

A long-term or chronic toxicity study on fish shall be provided for all active substances where exposure of surface water is likely and the substance is deemed to be stable in water, that is to say there is less than 90 % loss of the original substance over 24 hours via hydrolysis (see point 7.2.1.1). A fish early life stage study shall be provided in these circumstances. However, if a fish full life cycle study is provided an early life stage study shall not be required.

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Source: https://www.legislation.gov.uk/eur/2013/283/annex/section/8/division/8.2/division/8.2.2/division/1 (the official version)
Page: https://openlegislation.uk/eu-regulation-2013-283/annex/section-8/division-8.2/division-8.2.2/division-1
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.