# Commission Regulation (EU) No 677/2011 of 7 July 2011 laying down detailed rules for the implementation of air traffic management (ATM) network functions and amending Regulation (EU) No 691/2010 (Text with EEA relevance) (repealed), Division 1: With the development of the European Route Network Improvement Plan the Network Manager, Member States, third countries, functional airspace blocks and air navigation service providers as part of functional airspace blocks or individually, shall within the cooperative decision-making process, adhere to the following airspace design principles:

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Status: repealed

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

---
Source: https://www.legislation.gov.uk/eur/2011/677/annex/I/part/C/division/1 (the official version)
Page: https://openlegislation.uk/eu-regulation-2011-677/annex-I/part-C/division-1
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.