Land adjacent The Warren 8 Carbone Hill Northaw Potters Bar EN6 4PL

This site has had 2 applications since 2026.

• 6/2026/1083/LAWP Awaiting decision

  Land adjacent The Warren 8 Carbone Hill Northaw Potters Bar EN6 4PL

  Certificate of lawfulness to certify that the proposed works to carry on and complete the erection of a dwellinghouse approved by planning permission 6/2023/0677/FULL dated 23 June 2023, as amended by planning permission 6/2024/2237/VAR dated 7 April 2025, would be lawful

  Submitted 23 Jun 2026 Lawful development

1. 23 Jun 2026

   Received by Welwyn Hatfield

2. 15 Aug 2026

   Added to PlanIndex

3. 7 Sep 2026

   Status changed to Under Consideration

   Previously Under Consultation.

4. Decision

   Awaiting decision

   Decision expected by 18 August 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.

• Land adjacent The Warren 8 Carbone Hill Northaw Potters Bar EN6 4PL

  6/2026/1083/LAWP Submitted 23 Jun 2026 50 yards away

  75% historically approved · decision due ~18 Aug

  Certificate of lawfulness to certify that the proposed works to carry on and complete the erection of a dwellinghouse approved by planning permission 6/2023/0677/FULL dated 23 June 2023, as amended by planning permission 6/2024/2237/VAR dated 7 April 2025, would be lawful

  Awaiting decision Lawful development
  Domestic

• Land adjacent to The Warren 8 Carbone Hill Northaw Potters Bar EN6 4PL

  6/2026/0399/COND Submitted 4 Mar 2026 50 yards away

  Submission of details pursuant to condition number 1 (Construction Management Plan) on planning permission 6/2024/2237/VAR

  Granted Conditions

• Land adjacent to Woodvale 1 Carbone Hill Northaw Potters Bar EN6 4PJ

  6/2026/0752/VAR Submitted 28 Apr 2026 150 yards away

  Variation of condition 3 (levels), 6 (hard and soft landscaping), 7 (materials), 9 (energy statement) and 16 (approved plans) on planning permission 6/2024/1554/FULL

  Refused Amendments

• Land adjacent to Woodvale 1 Carbone Hill Northaw Potters Bar EN6 4PJ

  6/2026/0751/COND Submitted 28 Apr 2026 150 yards away

  90% historically approved · decision due ~23 Jun

  Submission of details pursuant to Condition 1 (Construction Management Plan), condition 2 (Construction Environment Management Plan), condition 3 (Full site survey showing the datum used to calibrate the site levels), condition 4 (Arboricultural Method Statement and Tree Protection Strategy and Plan), condition 5 (Crown Roof), condition 6 (Hard and Soft Landscape), condition 7 (Samples Materials), condition 8 (EV charging point) & condition 9 (Energy-efficient construction materials and processes) on planning permission 6/2025/2534/VAR

  Awaiting decision Conditions Trees

• Land Between 48 & 50 The Ridgeway Cuffley EN6 4BA

  6/2026/0664/COND Submitted 14 Apr 2026 150 yards away

  Submission of details pursuant to condition 5 (Landscaping Scheme), condition 9 (Renewable Energy) and condition 10 (Sustainable Urban Drainage) on planning permission 6/2022/1943/FULL

  Granted Conditions

• 35 The Ridgeway Cuffley Potters Bar EN6 4BB

  6/2023/0756/LAWP Submitted 5 Apr 2023 200 yards away

  Certificate of lawfulness for the erection of a single storey rear extension

  Granted Lawful development Extension
  Small 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
• 6/2026/1328/LAWP Granted

  41 Great North Road Welwyn Garden City AL8 7TJ

  Certificate of lawfulness for a proposed hip to gable loft conversion with rear facing dormer and single storey side extension, plus insertion of rooflight to front elevation

  Received 29 Jul, published by the council 9 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