The Firs Park Woodside Lane Hatfield AL9 6DG

1. 4 Feb 2026

   Received by Welwyn Hatfield

2. 29 Jun 2026

   Decision issued: Refused

3. 24 Jul 2026

   Added to PlanIndex

Welwyn Hatfield refused this application for the reasons on the decision notice; only the applicant can appeal, and refused schemes often return in revised form. 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.

• Swan Stables Woodside Lane Hatfield AL9 6DE

  6/2024/1561/OUTLINE Submitted 15 Aug 2024 228m away

  Outline permission for the erection of 3 dwellings with all matters reserved

  Granted Outline
  Several homes

• Unit 3 Woodside Lane Hatfield AL9 6DE

  6/2026/1052/FULL Submitted 17 Jun 2026 272m away

  80% historically approved · decision due ~12 Aug

  Retention of an extension to the existing building and the erection of a rear extension following demolition of existing buildings (part retrospective)

  Awaiting decision Full applications Extension Demolition

• Site Of Former Swan Stables Woodside Lane AL9 6DE

  6/2026/0902/PIP Submitted 20 May 2026 292m away

  90% historically approved · decision due ~23 Jul

  Residential development of five units

  Awaiting decision Outline New dwelling
  Several homes

• The Bungalow Great North Road Hatfield AL9 6DB

  6/2024/1149/FULL Submitted 19 Jun 2024 347m away

  Erection of 4 dwellings following the demolition of existing bungalow

  Granted Full applications Demolition 1 doc
  Several homes

• The Bungalow and Bell Bar Service Station Great North Road Hatfield AL9 6DB

  6/2023/2120/FULL Submitted 19 Oct 2023 365m away

  Demolition of bungalow and car wash to allow for the creation of charging zone with the erection of EV chargers, canopy, three jet wash bays, sub-station enclosure, plant room and change of use of a vehicle workshop to an EV testing facility with associated forecourt works

  Refused Full applications Demolition

• Bell Bar Service Station Great North Road Hatfield AL9 6DA

  6/2025/2464/FULL Submitted 25 Nov 2025 372m away

  80% historically approved · decision due ~3 Apr

  Reconfiguration of the site to include the erection of an extension to the existing sales building, demolition of existing bungalow, 2no. new proposed jet washers, 1no. new floodlight, 1no. new plantroom, alterations to internal kerbs and the creation of a new fenced bin store

  Awaiting decision Full applications Extension Demolition 1 doc

• 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