23 Cedar Road Hatfield AL10 8NZ

1. 12 Feb 2026

   Received by Welwyn Hatfield

2. 1 Apr 2026

   Validated

   Checked as complete and ready for consideration.

3. 24 Jun 2026

   Decision issued: Granted

4. 24 Jul 2026

   Added to PlanIndex

Welwyn Hatfield granted permission on 24 June 2026, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. 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.

• 11 Cedar Road Hatfield AL10 8NZ

  6/2021/0906/HOUSE Submitted 22 Mar 2021 100 yards away

  Partial conversion of garage into a study, raising of roof above and insertion of front window (with brick infill) and new garage door in place of existing garage door

  Granted Householder Extension Windows or glazing
  Domestic

• 11 Cedar Road Hatfield AL10 8NZ

  6/2026/0163/HOUSE Submitted 30 Jan 2026 100 yards away

  Retention of garage conversion to habitable room, insertion of door and window to front elevation and rooflight with removal of chimney

  Granted Householder Loft or dormer Windows or glazing
  Small domestic

• 51 Woods Avenue Hatfield AL10 8QF

  6/2024/1912/VAR Submitted 7 Oct 2024 100 yards away

  Variation of condition 3 (approved plans) on planning permission 6/2021/2184/HOUSE

  Granted Amendments
  Major scheme

• 51 Woods Avenue Hatfield AL10 8QF

  6/2021/2184/HOUSE Submitted 19 Jul 2021 100 yards away

  Erection of a two storey side extension

  Granted Householder Extension 1 doc
  Domestic

• 10 Birch Drive Hatfield AL10 8NX

  6/2024/2128/HOUSE Submitted 5 Nov 2024 100 yards away

  Erection of single storey rear infill extension, part first floor rear extension

  Granted Householder Extension
  Small domestic

• 48 Woods Avenue Hatfield AL10 8NA

  6/2023/0415/HOUSE Submitted 22 Feb 2023 100 yards away

  Erection of single storey, part two storey rear extension

  Refused Householder Extension
  Small domestic

• 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