# Commission Regulation (EU) No 965/2012 of 5 October 2012 laying down technical requirements and administrative procedures related to air operations pursuant to Regulation (EC) No 216/2008 of the European Parliament and of the Council, Division (b): plan a quantity of fuel or energy to be protected as final reserve fuel or energy to ensure a safe landing, taking into account points (1) and (2), in that priority order, to determine the quantity of the final reserve fuel or energy:

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

(1)the severity of the hazard to persons or property that could result from an emergency landing after fuel or energy starvation;
(2)the likelihood of unexpected circumstances resulting in the final reserve fuel or energy may no longer be protected;

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Source: https://www.legislation.gov.uk/eur/2012/965/annex/VII/division/subpart+b/division/ncoop125/division/b (the official version)
Page: https://openlegislation.uk/eu-regulation-2012-965/annex-VII/division-subpart+b/division-ncoop125/division-b
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.