Application for a non-material amendment following grant of planning application 19/03696/X to vary condition No.24 attached to planning permission 19/02072/X application to vary condition No. 18 (BREEAM) attached to planning permission 17/06919/F. Proposed conversion of Generator Building to office accommodation (Use Class B1), including external alterations - now proposed amendments to internal layout of the building to reduce the number of openings between the north elevation and the Generator Building, amendments to floor plans and proposed extension to approved construction working hours.