# Commission Implementing Regulation (EU) No 402/2013 of 30 April 2013 on the common safety method for risk evaluation and assessment and repealing Regulation (EC) No 352/2009 (Text with EEA relevance), Division 2.5.12: The explicit risk estimation and evaluation shall satisfy at least the following requirements:

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

(a)the methods used for explicit risk estimation shall reflect correctly the system under assessment and its parameters (including all operational modes);
(b)the results shall be sufficiently accurate to provide a robust basis for decision-making. Minor changes in input assumptions or prerequisites shall not result in significantly different requirements.

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Source: https://www.legislation.gov.uk/eur/2013/402/annex/I/division/2/division/2.5/division/2.5.12 (the official version)
Page: https://openlegislation.uk/eu-regulation-2013-402/annex-I/division-2/division-2.5/division-2.5.12
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.