18 Briary Wood Lane Welwyn AL6 0TF

1. 4 Aug 2026

   Received by Welwyn Hatfield

2. 6 Aug 2026

   Validated

   Checked as complete and ready for consideration.

3. 22 Aug 2026

   Added to PlanIndex

4. 22 Sep 2026

   Status changed to Under Consideration

   Previously Under Consultation.

5. 1 Oct 2026

   Decision issued: Granted

Welwyn Hatfield granted permission on 1 October 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.

Householder applications cover work to an existing house and its garden, such as extensions, lofts and outbuildings, and cannot create a separate dwelling or change what the building is used for. More in our guide to planning application types.

• 5A Roundabout Lane Welwyn AL6 0TH

  6/2024/1324/TPO Submitted 10 Jul 2024 50 yards away

  TPO 915 (2018) T1 (Hornbeam) Re-coppice of Hornbeam to approximately 2m to allow adequate re growth. Old Hornbeam stool is close to the garage and has signs of decay from previous pruning wounds. Also a potential inclusion on the south side.

  Refused Trees

• 17A Briary Wood Lane Welwyn AL6 0TE

  6/2024/1978/HOUSE Submitted 15 Oct 2024 100 yards away

  Erection of additional storey, front entrance canopy, extension of raised rear patio and alterations to fenestration

  Granted Householder Extension Windows or glazing
  Domestic

• 2A Hangmans Lane Welwyn AL6 0TJ

  6/2024/1845/TPO Submitted 25 Sep 2024 200 yards away

  TPO 677 (2017) - Trim oak tree by 25% - 30% of the total existing tree cover. In particular cutting back some of the longer branches overhanging the road.

  Granted Trees

• 21E Canonsfield Welwyn AL6 0QB

  6/2021/1878/HOUSE Submitted 18 Jun 2021 200 yards away

  Erection of a part two storey front extension

  Refused Householder Extension
  Domestic

• 15 Mardley Wood Welwyn AL6 0UY

  6/2021/2017/LAWP Submitted 2 Jul 2021 200 yards away

  Erection of a single storey front extension and a single storey rear extension, following the demolition of existing front porch canopy and rear conservatory, plus alterations to fenestration to existing front and side elevations.

  Refused Lawful development Extension Demolition +1
  Small domestic

• 23 Mardley Wood Welwyn AL6 0UY

  6/2023/0724/HOUSE Submitted 31 Mar 2023 200 yards away

  Erection of a part two, part single storey side and rear extension, conversion of loft into habitable accommodation with construction of side dormer window, insertion of roof lights, and alterations to openings

  Granted Householder Extension Loft or dormer +1
  Small domestic

• 6/2026/1408/HOUSE Granted

  Wytmead Essendon Hill Essendon Hatfield AL9 6AW

  Reinstatement of the previously truncated chimney

  Received 10 Aug, published by the council 31 Aug 2026 Householder
• 6/2026/1170/HOUSE Granted

  6 Highfields Cuffley Potters Bar EN6 4EL

  Conversion of garage into study room with alterations to the front elevation, repositioning of lower ground floor entrance hall, erection of two storey infill side extension with internal alterations, replacement of existing front and side building brickwork with K-Render finish, removal of chimney and installation of 2 rooflights

  Received 6 Jul, published by the council 30 Jul 2026 Householder
• 6/2026/1177/HOUSE Granted

  Red Lodge High Road Essendon Hatfield AL9 6HU

  Erection of two single-storey side extensions, detached garage with barn-hipped roof and photovoltaic panels, relocated garden room and associated works to hardstanding and site layout.

  Received 7 Jul, published by the council 9 Aug 2026 Householder
• 6/2026/1392/HOUSE Granted

  1 Little Wade Welwyn Garden City AL7 4LE

  Erection of a single storey rear extension

  Received 6 Aug, published by the council 15 Aug 2026 Householder
• 6/2026/1390/HOUSE Granted

  38 Butterwick Way Welwyn AL6 9GH

  Loft conversion with side facing dormer and 4 roof lights

  Received 5 Aug, published by the council 25 Aug 2026 Householder