Change of use of St Nicholas Hall and the School Room and the first floor of the Verger's House from A1 (retail) to C3 (residential) use to provide one self-contained dwelling and one first floor residential flat, with associated parking and landscaping. Removal of lean-to extension, porch, external covered area, corrugated sheet roofing and steel support. Enlargement of 4 dormers, enlargement of window openings, new external doors, infill existing external door, 5 new rooflight openings, new first floor window. Variation of condition 2 (approved plans) of planning permission: 3/20/1652/FUL - To amend the layout of the first-floor shower and en-suite in St Nicholas Hall and to revise the welfare accommodation for the shop unit.

A non-material amendment to 3/19/1024/FUL: Detailed planning application for the erection of 254 dwellings, associated parking, landscaping and amenity space, along with vehicular and pedestrian access from Thieves Lane and Welwyn Road. Amendments to house types. Amendments to internal floor plan and elevations for type B842 (Plots 70, 71, 75, 76 and 78) and amendments to window locations type S825 (11, 18 and 39).