17 Crawford Road Hatfield AL10 0PF

1. 30 Jan 2023

   Received by Welwyn Hatfield

2. 24 Mar 2023

   Decision issued: Granted

3. 24 Jul 2026

   Added to PlanIndex

Welwyn Hatfield granted permission on 24 March 2023, 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.

• 91 Wellfield Road Hatfield AL10 0BY

  6/2023/0399/PN8 Submitted 21 Feb 2023 47m away

  Prior approval for the erection of a single storey rear extension measuring 6m in depth, 3m in height and 2.85m to the eaves

  Granted Prior approval Extension
  Small domestic

• 31 Crawford Road Hatfield AL10 0PF

  6/2026/0677/HOUSE Submitted 16 Apr 2026 51m away

  Erection of front/side porch

  Granted Householder Extension
  Small domestic

• 31 Crawford Road Hatfield AL10 0PF

  6/2026/0576/PN8 Submitted 31 Mar 2026 51m away

  Prior approval for the erection of single storey rear extension measuring 3.65m in depth, 2.85m in height and 2.85m to the eaves

  Granted Prior approval Extension
  Small domestic

• 18 Crawford Road Hatfield AL10 0PG

  6/2019/2623/HOUSE Submitted 18 Oct 2019 53m away

  Erection of front porch and single storey rear extension following demolition of existing extension and garage with alterations to openings

  Granted Householder Extension Demolition 1 doc
  Small domestic

• 20 Crawford Road Hatfield Hertfordshire AL10 0PG

  6/2022/2682/LAWP Submitted 24 Nov 2022 54m away

  Certificate of lawfulness for loft conversion with hip to gable to include rear dormer with juliet balcony, two front rooflights and one first floor side elevation window.

  Granted Lawful development Loft or dormer Windows or glazing

• 37 Crawford Road Hatfield AL10 0PF

  6/2024/1942/HOUSE Submitted 9 Oct 2024 74m away

  Erection of a single storey rear extension with roof lantern and part garage conversion which will be linked to the main dwelling

  Granted Householder Extension Windows or glazing
  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

  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