Thank you for your e-mail regarding CCTV of Chadwell Heath Station.
Unfortunately TfL does not hold the information you have requested as Chadwell Heath Station is managed by Network Rail. Please contact them directly to request the footage: https://www.networkrail.co.uk/who-we-are/transparency-and-ethics/freedom-information-foi/.
Please accept our apologies that we are unable to assist you further on this occasion.
Please see the attached information sheet for details of your right to appeal.
Yours sincerely
Gemma Jacob
FOI Case Officer
FOI Case Management Team
General Counsel
Transport for London