ANNEX IU.K.THE EUROPEAN ROUTE NETWORK DESIGN FUNCTION

PART BU.K.Procedure for the development of the European Route Network Improvement Plan

1.[F1The Secretary of State, airspace users and air navigation service providers must participate in the development and review of the European Route Network Improvement Plan referred to in Part A of Annex I to Commission Implementing Regulation (EU) 2019/123, as that Regulation has effect in EU law as amended from time to time, while applying the airspace design principles set out in this Annex.]U.K.

2.F2...U.K.

3.F3...U.K.

4.Airspace design projects shall be compatible and consistent with the European Route Network Improvement Plan. At least the following changes to airspace design projects require compatibility checking and need to be notified to the Network Manager:U.K.

(a)

changes in route alignment;

(b)

changes in route direction;

(c)

changes in route purpose;

(d)

free route airspace description, including associated utilisation rules;

(e)

route utilisation rules and availability;

(f)

changes in vertical or horizontal sector boundary;

(g)

addition or removal of significant points;

(h)

changes in cross-border airspace utilisation;

(i)

changes to the coordinates of significant points;

(j)

changes affecting data transfer;

(k)

changes affecting data published in aeronautical information publications;

(l)

changes affecting letters of agreement with regard to airspace design and utilisation.

5.The European Route Network Improvement Plan shall be continuously reviewed during its operation to take into account new or changing demands of the airspace. In that review process, a continuous coordination shall be ensured with the military authorities.U.K.