• This proposal began its development under the airspace change process prior to its revision in January 2018, and has transitioned to the new process. Our transition policy makes clear that such proposals need to meet the requirements of the new process. Where the means by which work carried out under the old process has been adapted or supplemented to meet the requirements of the new process, this has been set out below.

  • Return to proposals being developed under the new process

    ACP reference: ACP-2017-42

    Sponsor: Heathrow Airport Limited

    Proposal name: London Heathrow – Independent Parallel Approach Arrival Procedures

    Proposal description: This proposal concerns the introduction of Independent Parallel Approach Procedures at London Heathrow Airport for aircraft that are suitably equipped to operate in accordance with Tactically Enhanced Arrival Measures (TEAM).

    Geographic area: South-East

    Level: 1

    Stage 1: DEFINE

    At stage 1, the change sponsor meets with the CAA to discuss objectives and engages with those potentially affected about the underlying design principles. A timeline is agreed.

    Step Current Status Documents

    Step 1a:

    Assess Requirement

    Started     Statement of Need v2 (redacted)
    Statement of Need v3 (redacted)  
    Assessment Meeting Agenda 
    Assessment Meeting Presentation 
    Assessment Meeting Minutes (redacted) 

    Step 1b:

    Design Principles

    Not started      
    Define Gateway (Expected) 21 December 2018    


    At stage 2, the change sponsor continues to liaise with stakeholders, develops options and carries out initial impact appraisals.

    Step Current Status Documents

    Step 2a:

    Develop & Assess

    Not started      

    Step 2b:

    Options Appraisal

    Not started      
    Develop & Assess Gateway (Expected) Date yet to be agreed    

    Stage 3: CONSULT

    At stage 3, the change sponsor prepares a consultation, assesses who should be consulted and undertakes the consultation.

    Step Current Status Documents
    Step 3a: Consultation Preparation Not Started  
    Step 3b: Consultation Validation Not started  

    Consult Gateway (Expected) Date yet to be agreed    

    Step 3c:

    Commence Consultation

    Not started  

    Step 3d:

    Collate & Review Responses

    Not started      

    Stage 4: UPDATE & SUBMIT

    At stage 4, the change sponsor may modify their proposals to reflect consultation responses, and will then make a formal submission of the proposal to the CAA.

    Step Current Status Documents

    Step 4a:

    Update Design

    Not started  


    Step 4b:

    Submit Proposal to CAA

    Not started    

    Stage 5: DECIDE

    At stage 5, the CAA assesses the proposal.

    Step Current Status Documents

    Step 5a:

    CAA Assessment

    Not started    



    Step 5b:

    CAA Decision

    Not started    




    Decide Gateway (Expected) Date yet to be agreed  

    Stage 6: IMPLEMENT

    At stage 6, if approved, the change is implemented.

    Step Current Status Documents

    Step 6:


    Not started    


    At stage 7, the CAA carries out a review of the change, usually after 12 months of operation.

    Step Current Status Documents

    Step 7:

    Post-Implementation Review

    Not started