31 Kentish Lane Brookmans Park AL9 6NG

1. 30 Jul 2026

   Received by Welwyn Hatfield

2. 3 Aug 2026

   Validated

   Checked as complete and ready for consideration.

3. 22 Aug 2026

   Added to PlanIndex

4. 7 Sep 2026

   Status changed to Under Consideration

   Previously Under Consultation.

5. 11 Sep 2026

   Decision issued: Refused

Welwyn Hatfield refused this application for the reasons on the decision notice; only the applicant can appeal, and refused schemes often return in revised form. More in our guide to what happens after a planning decision.

Prior approval applies where permitted development rights already grant the principle of the work, leaving the council only the specific matters the rules name, commonly within 56 days. More in our guide to planning application types.

• The Cherries 43 Kentish Lane AL9 6NG

  6/2023/0208/PN8 Submitted 27 Jan 2023 100 yards away

  Prior approval for the erection a single storey rear extension measuring 8 metres in depth, 3.34 metres in height and 3.34 to the eaves

  Granted Prior approval Extension
  Small domestic

• Skyborne 21 Kentish Lane Hatfield AL9 6NG

  6/2021/2448/LAWP Submitted 23 Aug 2021 150 yards away

  Certificate of lawfulness for the demolition of incidental building and erection of a replacement incidental building to incorporate gym, changing room, sauna and store room

  Granted Lawful development Demolition

• 51 Kentish Lane Brookmans Park Hatfield AL9 6NG

  6/2021/1021/HOUSE Submitted 29 Mar 2021 200 yards away

  Erection of an outbuilding with external verandah for ancillary use in connection with the main dwelling house(retrospective)

  Refused Householder 2 docs
  Small domestic

• 15 Upland Drive Brookmans Park AL9 6PS

  6/2021/2406/HOUSE Submitted 16 Aug 2021 200 yards away

  Erection of single storey front extension and first floor rear extension with alterations to fenestration.

  Granted Householder Extension Windows or glazing
  Small domestic

• 13 Kentish Lane Brookmans Park Hertfordshire AL9 6NG

  6/2022/2685/LAWP Submitted 25 Nov 2022 250 yards away

  Certificate of lawfulness for proposed single storey side extension

  Granted Lawful development Extension
  Small domestic

• 13 Kentish Lane Hatfield AL9 6NG

  6/2023/0192/LAWP Submitted 26 Jan 2023 250 yards away

  Certificate of lawfulness for the erection of single storey rear extension

  Granted Lawful development Extension
  Small domestic

• 6/2026/1265/PN8 Granted

  1 Newstead Hatfield AL10 9DH

  Prior approval for a single storey rear extension measuring 6.00m in depth, 2.60m to the eaves and the maximum height of 3.00m

  Received 20 Jul, published by the council 1 Aug 2026 Prior approval
• 6/2026/1086/PN24 Refused

  The Hub Tamblin Way Hatfield AL10 9EZ

  Prior approval for installation of a roof-mounted solar PV system, comprising of 212 Solarwatt panels to a total system size of 95.4 kWp

  Received 23 Jun, published by the council 2 Aug 2026 Prior approval
• 6/2026/1686/PN8 Awaiting decision

  65 Maple Grove Welwyn Garden City AL7 1NN

  Prior approval for the erection of a single storey rear extension measuring 6m in depth, 3m in height and 2.75m to the eaves

  Received 23 Sep, published by the council 1 Oct 2026 Prior approval
• 6/2026/1399/PN8 Granted

  1 High Dells Hatfield AL10 9JD

  Prior approval for a single storey rear extension measuring 4.50m in depth, 2.58m to the eaves and the maximum height of 2.75m

  Received 7 Aug, published by the council 22 Aug 2026 Prior approval
• 6/2026/1558/PN8 Awaiting decision

  50 Heron Way Hatfield AL10 8QX

  Prior approval for the erection of a single storey rear extension measuring 5m in depth, 3m in height and 3m to the eaves

  Received 8 Sep, published by the council 22 Sep 2026 Prior approval