57 Briars Lane Hatfield AL10 8EX

This site has had 5 applications since 2026: 3 approved, 1 refused.

• 6/2026/1219/LAWP Granted

  57 Briars Lane Hatfield AL10 8EX

  Certificate of lawfulness for a proposed loft conversion with the installation of a rear dormer and four rooflights in the front elevation

  Decided 3 Sep 2026 Lawful development
• 6/2026/0843/HOUSE Refused

  57 Briars Lane Hatfield AL10 8EX

  Formation of four dormers to front and a rear dormer to facilitate loft conversion

  Decided 6 Jul 2026 Householder
• 6/2026/0842/HOUSE Granted

  57 Briars Lane Hatfield AL10 8EX

  Erection of a single storey side extension

  Decided 8 Jul 2026 Householder
• 6/2026/0819/LAWE Withdrawn

  57 Briars Lane Hatfield AL10 8EX

  Certificate of lawfulness for the retention of outbuilding/ carport in front garden and outbuilding in rear garden

  Decided 4 Jun 2026 Lawful development

1. 4 Jun 2026

   Received by Welwyn Hatfield

2. 10 Jul 2026

   Decision issued: Granted

3. 24 Jul 2026

   Added to PlanIndex

Welwyn Hatfield granted permission on 10 July 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.

• 57 Briars Lane Hatfield AL10 8EX

  6/2026/0819/LAWE Submitted 11 May 2026 0m away

  Certificate of lawfulness for the retention of outbuilding/ carport in front garden and outbuilding in rear garden

  Withdrawn Lawful development

• 57 Briars Lane Hatfield AL10 8EX

  6/2026/1219/LAWP Submitted 13 Jul 2026 0m away

  Certificate of lawfulness for a proposed loft conversion with the installation of a rear dormer and four rooflights in the front elevation

  Granted Lawful development Loft or dormer

• 57 Briars Lane Hatfield AL10 8EX

  6/2026/0843/HOUSE Submitted 13 May 2026 0m away

  Formation of four dormers to front and a rear dormer to facilitate loft conversion

  Refused Householder Loft or dormer
  Domestic

• 57 Briars Lane Hatfield AL10 8EX

  6/2026/0842/HOUSE Submitted 13 May 2026 0m away

  Erection of a single storey side extension

  Granted Householder Extension
  Small domestic

• 71 Briars Lane Hatfield AL10 8EX

  6/2026/1336/HOUSE Submitted 30 Jul 2026 109m away

  84% historically approved · decision due ~28 Sep

  Erection of a single storey side extension

  Awaiting decision Householder Extension
  Small domestic

• 12A Elm Drive Hatfield AL10 8NU

  6/2024/1144/HOUSE Submitted 19 Jun 2024 122m away

  Erection of chimney flue to side elevation

  Granted Householder
  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

  3 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

  13 Jul 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

  16 Jul 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

  10 Jul 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

  27 Apr 2026 Lawful development