# Commission Regulation (EU) No 1178/2011 of 3 November 2011 laying down technical requirements and administrative procedures related to civil aviation aircrew pursuant to Regulation (EC) No 216/2008 of the European Parliament and of the Council (Text with EEA relevance), Division (b): The differences training shall be conducted at any of the following:

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

(1)an ATO;
(2)a DTO in the case of aircraft referred to in points (a)(1)(c) and (a)(2)(c) of point DTO.GEN.110 of Annex VIII;
(3)an AOC holder having an approved differences training programme for the relevant class or type.

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Source: https://www.legislation.gov.uk/eur/2011/1178/annex/I/division/SUBPART+H/section/1/division/FCL.710/division/b (the official version)
Page: https://openlegislation.uk/eu-regulation-2011-1178/annex-I/division-SUBPART+H/section-1/division-FCL.710/division-b
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.