41 Great North Road Welwyn Garden City AL8 7TJ

This site has had 2 applications since 2026: 1 approved, 1 refused.

• 6/2026/0900/LAWP Refused

  41 Great North Road Welwyn Garden City AL8 7TJ

  Certificate of lawfulness for the erection of a hip to gable roof extension, formation of rear dormer, erection of single storey side extension and insertion of rooflight to front elevation

  Decided 21 Jul 2026 Lawful development

1. 29 Jul 2026

   Received by Welwyn Hatfield

2. 30 Jul 2026

   Validated

   Checked as complete and ready for consideration.

3. 9 Aug 2026

   Added to PlanIndex

4. 22 Sep 2026

   Decision issued: Granted

Welwyn Hatfield granted permission on 22 September 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.

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.

• 41 Great North Road Welwyn Garden City AL8 7TJ

  6/2026/0900/LAWP Submitted 20 May 2026 50 yards away

  Certificate of lawfulness for the erection of a hip to gable roof extension, formation of rear dormer, erection of single storey side extension and insertion of rooflight to front elevation

  Refused Lawful development Extension Loft or dormer
  Small domestic

• 40 Great North Road Welwyn Garden City AL8 7TJ

  6/2021/1215/HOUSE Submitted 14 Apr 2021 50 yards away

  Erection of two storey side extension with a single storey front garage.

  Granted Householder Extension
  Small domestic

• Verge in highway on Great North Road Welwyn Garden City AL8 7TJ

  6/2026/0698/COND Submitted 20 Apr 2026 100 yards away

  Submission of details pursuant to Condition 1 (Construction Traffic Management Plan) on planning permission 6/2025/1893/FULL

  Refused Conditions

• 2 New Road Welwyn Garden City AL8 7TX

  6/2019/2568/COND Submitted 14 Oct 2019 150 yards away

  Submission of details pursuant to condition 4 (Site Characterisation, Submission and Implementation of Remediation Scheme, Unexpected Contamination and Monitoring and Maintenance) on planning permission 6/2015/1983/FULL

  Granted Conditions

• 2 New Road Welwyn Garden City AL8 7TX

  6/2019/2588/COND Submitted 15 Oct 2019 150 yards away

  Submission of details pursuant to condition 4 (remediation) on planning permission 6/2015/1984/FULL

  Granted Conditions

• 28 Great North Road Welwyn Garden City AL8 7TJ

  6/2021/1019/HOUSE Submitted 26 Mar 2021 150 yards away

  Two new dormers on the roof and external elevational treatments

  Withdrawn Householder Loft or dormer
  Domestic

• 6/2026/1287/LAWE Refused

  Woodhurst Farm, Stables Cattlegate Road Northaw Potters Bar EN2 8AU

  Certificate of Lawfulness for existing use of a former agricultural building (Barn) as a self- contained single residential dwelling house (Use Class C3) following its conversion and continuous occupation for a period in excess of 10 years prior to the date of this application

  Received 22 Jul, published by the council 9 Aug 2026 Lawful development
• 6/2026/1306/LAWP Granted

  184 Unit 4 St Albans Road West Hatfield AL10 0TF

  Certificate of lawfulness for the change of use of the front office portion of Unit 4 to a daycare/crèche facility, to include an internal mezzanine, within Use Class E.

  Received 27 Jul, published by the council 22 Aug 2026 Lawful development
• 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