14 Holliers Way Hatfield Hertfordshire AL10 8HL

1. 17 Mar 2023

   Received by Welwyn Hatfield

2. 23 Mar 2023

   Validated

   Checked as complete and ready for consideration.

3. 15 May 2023

   Decision issued: Granted

4. 14 Sep 2026

   Added to PlanIndex

Welwyn Hatfield granted permission on 15 May 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.

• 2 Hillcrest Hatfield AL10 8HW

  6/2021/1250/HOUSE Submitted 19 Apr 2021 121m away

  Erection of two storey side and single storey rear extensions and rear garage

  Refused Householder Extension
  Small domestic

• 19 Briars Lane Hatfield AL10 8ES

  6/2024/1544/LAWP Submitted 13 Aug 2024 149m away

  Certificate of lawfulness for a loft conversion with rear dormer and roof lights to front existing roof elevation

  Granted Lawful development Loft or dormer

• 2 Feather Dell Hatfield AL10 8DD

  6/2024/1916/HOUSE Submitted 7 Oct 2024 153m away

  Erection of single storey front extension and conversion of existing garage with alterations to the fenestration

  Granted Householder Extension Windows or glazing
  Small domestic

• 31 Briars Wood Hatfield AL10 8DA

  6/2025/2020/FULL Submitted 19 Sep 2025 155m away

  Retrospective change of use from amenity land to residential driveway and retention of hardstanding

  Granted Full applications

• 1-11, 13-23, 23-35 & 37-47 Grove Mead; 2-12, 14-24 Briars Wood & 2-12 & 22-32 Briars Lane Hatfield

  6/2026/0775/FULL Submitted 1 May 2026 164m away

  Replacement of external wall insulation to match existing, replacement windows and doors, to double/triple glazed units and thermal doors, balcony insulation system to be added to balcony slab and new railings to match existing

  Granted Full applications Windows or glazing

• 28 Hillcrest Hatfield AL10 8HG

  6/2024/0992/HOUSE Submitted 28 May 2024 170m away

  Erection of a two storey side extension following the demolition of existing side extension and fenestration alterations

  Granted Householder Extension Demolition +1
  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