# Commission Implementing Regulation (EU) 2020/587 of 29 April 2020 amending Implementing Regulation (EU) No 1206/2011 laying down requirements on aircraft identification for surveillance for the single European sky and Implementing Regulation (EU) No 1207/2011 laying down requirements for the performance and the interoperability of surveillance for the single European sky (Text with EEA relevance), Annex II

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

Annex II to Implementing Regulation (EU) No 1207/2011 is amended as follows:
(1) Part A is amended as follows:
(a) point 1 is replaced by the following:
1. ‘The minimum capability for the secondary surveillance transponder shall be Mode S Level 2 meeting the performance and functionality criteria of Annex 10 to the Chicago Convention, Volume IV, Third Edition including all amendments up to No 77.’;
(b) point 5 is replaced by the following:
5. ‘The data items referred to in point 4 shall only be transmitted by the transponder via the Mode S protocol. The aircraft and equipment certification process shall cover the transmission of those data items.’;
(c) point 6 is deleted;
(2) Part B is amended as follows:
(a) point 1 is replaced by the following:
1. ‘The minimum capability for the secondary surveillance transponder shall be Mode S Level 2 meeting the performance and functionality criteria of Annex 10 to the Chicago Convention, Volume IV, Third Edition including all amendments up to No 77.’;
(b) point 15 is replaced by the following:
15. ‘Except for military reserved formats, the data items referred to in point 14 shall only be transmitted by the transponder via the extended squitter ADS-B protocol. The aircraft and equipment certification process shall cover the transmission of these data items.’;
(c) point 16 is deleted;
(3) Part C is amended as follows:
(a) in point 2, the introductory phrase is replaced by the following:
2. ‘The following data items, where available on a digital bus, shall be transmitted by the transponder as requested by the ground-based surveillance chain, via the Mode S protocol and in accordance with the formats specified in ICAO document 9871 (2nd edition):’;
(b) point 4 is replaced by the following:
4. ‘The data items referred to in point 3 shall only be transmitted by the transponder via the Mode S protocol. The aircraft and equipment certification process shall cover the transmission of these data items.’.

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Source: https://www.legislation.gov.uk/eur/2020/587/annex/II (the official version)
Page: https://openlegislation.uk/eu-regulation-2020-587/annex-II
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.