3 Rollswood Road Welwyn AL6 9TX

1. 13 Sep 2024

   Received by Welwyn Hatfield

2. 7 Nov 2024

   Decision issued: Granted

3. 24 Jul 2026

   Added to PlanIndex

Welwyn Hatfield granted permission on 7 November 2024, 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 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.

• 8 The Limberlost Welwyn AL6 9TS

  6/2026/1456/HOUSE Submitted 18 Aug 2026 100 yards away

  85% historically approved · decision due ~13 Oct

  Erection of single storey side extension and front porch canopy

  Awaiting decision Householder Extension
  Small domestic

• 8 The Limberlost Welwyn AL6 9TS

  6/2024/1498/LAWE Submitted 7 Aug 2024 100 yards away

  Certificate of lawfulness for the retention of existing dwelling as built in 2009

  Granted Lawful development
  Domestic

• 2A Rollswood Road Welwyn AL6 9TX

  6/2023/0169/HOUSE Submitted 24 Jan 2023 150 yards away

  Erection of outbuilding in rear garden with Photovoltaic (PV) panels to roof

  Granted Householder
  Small domestic

• 22 Reynards Road Welwyn AL6 9TP

  6/2021/1401/HOUSE Submitted 4 May 2021 150 yards away

  Erection of full first floor with 2 x front dormer windows to facilitate loft conversion, front porch canopy, side chimney, with other external alterations, following demolition of attached garage and first floor rear extension.

  Granted Householder Extension Loft or dormer +2
  Small domestic

• 1 The Limberlost Welwyn AL6 9TS

  6/2026/1288/LAWE Submitted 22 Jul 2026 200 yards away

  80% historically approved · decision due ~16 Sep

  Certificate of existing lawfulness for a single storey rear extension

  Awaiting decision Lawful development Extension 4 docs
  Small domestic

• 35 Codicote Road Welwyn AL6 9TT

  6/2024/1629/HOUSE Submitted 27 Aug 2024 250 yards away

  Erection of first floor extension with loft accommodation and rooflights to front and rear roofslopes, single storey rear extension, with other external alterations following demolition of single storey rear extension and outbuilding

  Granted Householder Extension Loft or dormer +1
  Small domestic

• 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
• 6/2026/1250/LAWP Granted

  40 Dellsome Lane Welham Green Hatfield AL9 7ND

  Certificate of lawfulness for Class A - Larger single storey rear extension (previously subject to prior approval application ref: 6/25/1851/PN8), Class B - Roof extension/hip to gable conversion, Class C - Other alterations to roof

  Received 16 Jul, published by the council 9 Aug 2026 Lawful development
• 6/2026/1210/LAWE Refused

  9 Flamingo Close Hatfield AL10 9LU

  Certificate of lawfulness for the existing use of the property as a HMO (Use Class C4) in continuous use for over 10 years

  Received 10 Jul, published by the council 9 Aug 2026 Lawful development
• 6/2026/0735/LAWE Refused

  1 Northaw Place Coopers Lane Northaw Potters Bar EN6 4NQ

  Certificate of lawfulness for the existing use of the land as residential garden land ancillary to the dwellinghouse continuously since 2012

  Received 27 Apr, published by the council 24 Jul 2026 Lawful development