4 Tomlinson Court Welwyn AL6 9GD

1. 11 May 2021

   Received by Welwyn Hatfield

2. 6 Jul 2021

   Decision issued: Granted

3. 9 Aug 2026

   Added to PlanIndex

Welwyn Hatfield granted permission on 6 July 2021, 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.

• 1 Porteous Court Welwyn AL6 9GA

  6/2024/2034/HOUSE Submitted 21 Oct 2024 46m away

  Erection of an outbuilding in rear garden

  Granted Householder
  Small domestic

• Rear of 37 Butterwick Way Welwyn AL6 9GH

  6/2022/2741/TPO Submitted 2 Dec 2022 74m away

  TPO 450 T105 - Holm oak - Cut back to boundary on the south east and north east side with maximum 2m crown reduction for the remaining canopy

  Granted Trees

• 38 Butterwick Way Welwyn AL6 9GH

  6/2026/1390/HOUSE Submitted 5 Aug 2026 117m away

  83% historically approved · decision due ~30 Sep

  Loft conversion with side facing dormer and 4 roof lights

  Awaiting decision Householder Loft or dormer
  Domestic

• 38 Butterwick Way Welwyn AL6 9GH

  6/2026/0658/HOUSE Submitted 14 Apr 2026 117m away

  Proposed loft conversion with three side facing dormer windows, one further dormer for the stairs and three side facing roof slope skylights

  Refused Householder Loft or dormer Windows or glazing
  Domestic

• The Frythe Frythe Avenue Welwyn AL6 9GG

  6/2023/0648/COND Submitted 22 Mar 2023 166m away

  Submission of details pursuant to condition number 4 (Contamination), on planning permission 6/2021/2747/MAJ

  Split decision Conditions 1 doc

• 5 The Frythe Frythe Avenue Welwyn AL6 9GG

  6/2021/2747/MAJ Submitted 22 Sep 2021 167m away

  Demolition of 7 x single storey structures, and the clearance, filling, relevelling and landscaping works to erect a public open space

  Granted Full applications Demolition
  Major scheme

• 6/2026/1228/HOUSE Granted

  109 Mount Way Welwyn Garden City AL7 4LA

  Erection of single storey front extension

  13 Jul 2026 Householder
• 6/2026/1011/HOUSE Granted

  5 Brookside Crescent Cuffley Potters Bar EN6 4QW

  Erection of rear extension, single storey side extension, new porch, additions/alterations to windows on side elevation and demolition of garage

  9 Jun 2026 Householder
• 6/2026/0703/HOUSE Granted

  57 Great North Road Brookmans Park AL9 6LA

  Erection of part double part single storey rear extension, single storey front porch extension, raising of roof and eaves to accommodate loft conversion, alterations to materials and fenestration, erection of front boundary wall and gates

  20 Apr 2026 Householder
• 6/2026/0534/HOUSE Refused

  16 Chipmunk Chase Hatfield AL10 9GH

  Retention of single storey rear extension and garage conversion to study/office

  24 Mar 2026 Householder
• 6/2026/1175/HOUSE Granted

  5A Honeycroft Welwyn Garden City AL8 6HR

  Erection of a single storey rear extension, alterations to opening on side elevation and garden room with covered area following demolition of conservatory

  7 Jul 2026 Householder