Well not according to this
Parliamentlive.tv - Transport Committee
Absolutely explicit at 1755. Costs of M25 remodelling and indeed the movement of other infastructure will be "bourne by Heathrow". The Government will however ensure via CAA that charges are not passed on to the airlines OR the passenger.
This will be news to HEATHROW who have been equally robust that their contribution is topped out at £1bn so who is paying the difference of £11bn or £17bn ?
Trinity I'm not interested in the noise issue, just cost !