# Commission Regulation (EU) No 139/2014 of 12 February 2014 laying down requirements and administrative procedures related to aerodromes pursuant to Regulation (EC) No 216/2008 of the European Parliament and of the Council (Text with EEA relevance), Division (a): The CAA shall prescribe special detailed technical specifications, named special conditions, for an aerodrome, if the related certification specifications issued by the CAA referred to in point ADR.AR.C.020(a) are inadequate or inappropriate, to ensure compliance with the essential requirements of Annex Va to Regulation (EC) No 216/2008, because:

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

(1)the certification specifications cannot be met due to physical, topographical or similar limitations related to the location of the aerodrome;
(2)the aerodrome has novel or unusual design features; or
(3)experience from the operation of that aerodrome or other aerodromes having similar design features has shown that safety may be endangered.

---
Source: https://www.legislation.gov.uk/eur/2014/139/annex/II/division/3/division/5/division/a (the official version)
Page: https://openlegislation.uk/eu-regulation-2014-139/annex-II/division-3/division-5/division-a
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.