6 Birdcroft Road Welwyn Garden City AL8 6EQ

1. 27 Jul 2026

   Received by Welwyn Hatfield

2. 27 Aug 2026

   Validated

   Checked as complete and ready for consideration.

3. 22 Sep 2026

   Added to PlanIndex

4. Decision

   Awaiting decision

   Decision expected by 22 October 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

   Welwyn Hatfield took a median of 58 days over the applications it decided in the last year.

This application is with Welwyn Hatfield for determination, against a statutory target of eight weeks. Over the last year Welwyn Hatfield decided lawful development applications in a median of 58 days. More in our guide to how long planning decisions take.

A lawful development certificate is a legal determination that existing or proposed works do not need planning permission; the merits of the scheme are not considered. More in our guide to planning application types.

• 78 Longcroft Lane Welwyn Garden City AL8 6EF

  6/2023/0379/TC Submitted 20 Feb 2023 50 yards away

  T1 Removal of ornamental cherry tree from front garden, including stump grinding

  Granted Trees

• 6 Lytton Gardens Welwyn Garden City AL8 6EG

  6/2023/0112/TC Submitted 16 Jan 2023 50 yards away

  Reduce 1 x weeping willow by 1.6m

  Granted Trees

• 6 Lytton Gardens Welwyn Garden City AL8 6EG

  6/2023/0113/EMT Submitted 16 Jan 2023 50 yards away

  Reduce 1 x weeping willow by 1.6m

  Granted Trees

• 13 Birdcroft Road Welwyn Garden City AL8 6EH

  6/2019/2613/HOUSE Submitted 17 Oct 2019 50 yards away

  Retention of single storey rear extension with installation of 2x roof lights

  Granted Householder Extension Loft or dormer
  Small domestic

• 71 Longcroft Lane Welwyn Garden City AL8 6EL

  6/2026/0778/TC Submitted 5 May 2026 100 yards away

  Maple to crown reduce by 30% or 1.5m off radius.

  Granted Trees

• 9 Lytton Gardens, Welwyn Garden City, AL8 6EG

  6/2026/0951/EM Submitted 29 May 2026 100 yards away

  Replacing a 7'x5' timber shed with a 10'x8' timber shed.

  Granted
  Small domestic

• 6/2026/1288/LAWE Granted

  1 The Limberlost Welwyn AL6 9TS

  Certificate of existing lawfulness for a single storey extension

  Received 22 Jul, published by the council 22 Aug 2026 Lawful development
• 6/2026/1297/LAWE Granted

  White Lodge Farm The Bellbrook Bulls Lane Hatfield AL9 7AZ

  Certificate of lawfulness in relation to existing gate and fencing

  Received 23 Jul, published by the council 9 Aug 2026 Lawful development
• 6/2026/1370/LAWP Granted

  17-17A Mill Lane Welwyn AL6 9EU

  Certificate of lawfulness for the change of use of offices to 3 x 2 bedroom flats

  Received 3 Aug, published by the council 15 Aug 2026 Lawful development
• 6/2026/1218/LAWP Granted

  43 Great Ley Welwyn Garden City AL7 4TJ

  Certificate of lawfulness for rear dormer roof extension to form a loft conversion

  Received 13 Jul, published by the council 9 Aug 2026 Lawful development
• 6/2026/1559/LAWP Awaiting decision

  28 Pleasant Rise Hatfield AL9 5DU

  Certificate of lawfulness for construction of a new detached, single-storey garden room/summerhouse within an existing rear garden

  Received 8 Sep, published by the council 22 Sep 2026 Lawful development