142 Aviation Avenue Hatfield AL10 9UE

1. 17 Jun 2024

   Received by Welwyn Hatfield

2. 20 Aug 2024

   Validated

   Checked as complete and ready for consideration.

3. 15 Nov 2024

   Decision issued: Refused

4. 26 Jul 2026

   Added to PlanIndex

Welwyn Hatfield refused this application for the reasons on the decision notice; only the applicant can appeal, and refused schemes often return in revised form. More in our guide to what happens after a planning decision.

A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.

• Blocks 1 - 4 Comet Square Hatfield AL10 9RA

  6/2023/0838/LAWP Submitted 19 Apr 2023 250 yards away

  Certificate of lawfulness for the replacement of PIR insulation with mineral wool insulation under cladding, replace uPVC spandrel panel with matching aluminium and replace timber decking to balconies with brown aluminium

  Granted Lawful development 1 doc

• Car Park at Bishops Square Hatfield Business Park Hatfield AL10 9NE

  6/2026/1385/PN14 Submitted 5 Aug 2026 250 yards away

  Prior approval for demolition of existing carpark building

  Granted Prior approval Demolition

• Street Record Parkhouse Court Hatfield AL10 9QZ

  6/2024/1707/TPO Submitted 5 Sep 2024 250 yards away

  TG4A (My ref)- Corsican Pine (Your TPO ref = TPO 938 (2023) T2) - Fell to ground level - Reason = Poor condition high risk location TG4B (My ref) - Corsican Pine ( Your TPO ref = TPO 938 (2023) T3) - Fell to ground level - Reason = Poor condition high risk location TG4C (My ref) - Sycamore (Your TPO ref = TPO 938 (2023) T7) - Crown lift to 5m (Current height 12m, spread 6m, no change after works) Reason = Good tree management, prevent nuisance to highway and pavement TG4D (My ref) - Field Maple (Your TPO ref = TPO 301 T14) - Crown lift to 5m (Current height 9m, spread 4m, no change after works) Reason = Good tree management, prevent nuisance to highway and pavement

  Granted Trees

• Beales Hotel Comet Way Hatfield AL10 9NG

  6/2024/1363/FULL Submitted 17 Jul 2024 250 yards away

  Change of use of the property from hotel (Use Class C1) to hostel (Sui Generis) for a temporary period until 31st March 2026

  Granted Full applications

• Beales Hotel Comet Way Hatfield AL10 9NG

  6/2021/1164/FULL Submitted 12 Apr 2021 250 yards away

  Change of use and conversion of existing vacant hotel into 53 room hostel and erection of further 40 units of accommodation in the car park for a temporary period of up to 3 years.

  Granted Full applications
  Major scheme

• Beales Hotel Comet Way Hatfield AL10 9NG

  6/2026/1312/FULL Submitted 27 Jul 2026 250 yards away

  Change of use of the property from hotel (Use Class C1) to hostel (Sui Generis) for a temporary period until 31st March 2028

  Granted Full applications

• 6/2026/1052/FULL Granted

  Unit 3 Woodside Lane Hatfield AL9 6DE

  Retention of an extension to the existing building and the erection of a rear extension following demolition of existing buildings (part retrospective)

  Received 17 Jun, published by the council 24 Jul 2026 Full applications
• 6/2026/1264/FULL Granted

  53 Brookmans Avenue Brookmans Park AL9 7QG

  Erection of dwelling with boundary wall and gates following demolition of existing property

  Received 17 Jul, published by the council 15 Aug 2026 Full applications
• 6/2026/1337/FULL Granted

  Royal Veterinary College Hawkshead Lane North Mymms AL9 7TA

  Relocation of the Transfusion Medicine Vet Pod and associated parking, landscaping and associated works

  Received 30 Jul, published by the council 9 Aug 2026 Full applications
• 6/2026/1689/MAJ Awaiting decision

  Howlands House Howlands Welwyn Garden City AL7 4QJ

  Erection of a single 3 and 4-storey building comprising 44 temporary accommodation homes, staff office and laundry facilities, children's play space, cycle and vehicular parking, associated servicing, plant enclosure, substation, landscaping and external works.

  Received 25 Sep, published by the council 1 Oct 2026 Full applications
• 6/2026/0952/FULL Granted

  18 Fallowfield Welwyn Garden City AL7 1EE

  Retrospective application for change of use from amenity land to residential land to form part hardstanding and part garden land at the front of the property and installation of a drop kerb

  Received 1 Jun, published by the council 24 Jul 2026 Full applications