Outline planning application with all Matters reserved except Access (apart from internal circulation) for the Proposed Development as shown on the Parameter Plan, Land Use Budget, Access Arrangements Plans and Mineral Extraction Plans, to be developed in a phased manner comprising: up to 2,650 new homes: sites for two primary schools and one secondary school, including associated sports facilities; two mixed use local centres, which could include land uses within the following Use Classes: C1 (hotels); C2 (residential institutions); C3 (dwellinghouses); E (any commercial, business or service uses within sub-classes a-g inclusive); F1 (specifically, sub class f: public worship) and F2 (specifically, sub-classes a: local shops) as well as the following sui generis uses: public houses or drinking establishments (formerly Use Class A4) and takeaways (formerly Use Class A5); up to three gypsy/traveller sites, collectively accommodating up to 15 pitches; a network of green infrastructure complementing that in the site's environs and including extensive informal open space, as well as allotments/community orchards and play areas; vehicular access via the A414, B195 and Cole Green Lane, including the re-alignment of the B195; internal roads, Active Travel Links, and further informal routes; sustainable drainage and utilities infrastructure, including drainage basins, foul water pumping stations and electricity sub-stations; prior extraction of circa 162,000 tonnes of sands and gravels from that part of the site to the north of public footpath Hertingfordbury 023 and to the west of Birchall Wood; and the management and control of the historic landfill in the central part of the site, including measures to ensure the safety of site users.

Land southeast of Welwyn Garden City to the north of the A414 and straddling Birchall/Cole Green Lane