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On 21 May 2018, Heathrow Airport Limited (HAL) submitted a Scoping Report to the Secretary of State for transport in pursuance of its intention to obtain a Development Consent Order (DCO) with regard to a Nationally Significant Infrastructure Project (NSIP) for Expansion of Heathrow Airport to enable at least 740,000 air traffic movements per annum and including a new runway to the north-west of the existing airport; supporting airfield, terminal and transport infrastructure; works to the M25, local roads and rivers; temporary construction works, mitigation works and other associated development.

Details of the proposal can be found on the Heathrow expansion website and the National Infrastructure Planning website.

The CAA’s responses to planning consultations are: