The White Horse 30 Mill Lane Welwyn AL6 9ET

1. 24 Jul 2024

   Received by Welwyn Hatfield

2. 28 Aug 2024

   Validated

   Checked as complete and ready for consideration.

3. 23 Oct 2024

   Decision issued: Granted

4. 9 Aug 2026

   Added to PlanIndex

Welwyn Hatfield granted permission on 23 October 2024, 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 full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.

• 17-17A Mill Lane Welwyn AL6 9EU

  6/2026/1370/LAWP Submitted 3 Aug 2026 50 yards away

  Certificate of lawfulness for the change of use of offices to 3 x 2 bedroom flats

  Granted Lawful development New dwelling

• 17-17a Mill Lane Welwyn AL6 9EU

  6/2026/0443/PN29 Submitted 11 Mar 2026 50 yards away

  Change of use of offices to 3 x 2 bedroom flats

  Decided Prior approval New dwelling

• 14 Mill Lane Welwyn AL6 9ET

  6/2024/2095/COND Submitted 31 Oct 2024 50 yards away

  Submission of details pursuant of condition 1 (details of external mechanical ventilation grille) on planning permission 6/2022/1261/LB

  Granted Conditions

• 44 Mill Lane Welwyn Hertfordshire AL6 9ET

  6/2023/0668/LAWP Submitted 24 Mar 2023 50 yards away

  Certificate of lawfulness for the construction of garden room

  Granted Lawful development

• 44 Mill Lane Welwyn AL6 9ET

  6/2026/0773/TC Submitted 1 May 2026 50 yards away

  TG1 Sycamore, Prunus and Hazel - Coppice/pollard the Sycamore and Hazel to the height of the Laurel hedge and bring the height of the dead/Ivy-clad parts of the Prunus down to match on the waterside. Prune the remaining parts of the Prunus leaning back into the garden of 44 to shape and balance the crown. T1 Ash - Remove the lowest limb going over the water at the back into the phone wires. To do so, we will also need to remove the 2 lowest limbs at the front to set up a lowering line.

  Granted Trees

• 5 Mill Lane Welwyn AL6 9EY

  6/2024/2050/TC Submitted 23 Oct 2024 50 yards away

  Remove 1 x Beech tree

  Granted Trees

• 6/2026/1052/FULL Granted

  Unit 3 Woodside Lane Hatfield AL9 6DE

  Retention of an extension to the existing building and the erection of a rear extension following demolition of existing buildings (part retrospective)

  Received 17 Jun, published by the council 24 Jul 2026 Full applications
• 6/2026/1264/FULL Granted

  53 Brookmans Avenue Brookmans Park AL9 7QG

  Erection of dwelling with boundary wall and gates following demolition of existing property

  Received 17 Jul, published by the council 15 Aug 2026 Full applications
• 6/2026/1337/FULL Granted

  Royal Veterinary College Hawkshead Lane North Mymms AL9 7TA

  Relocation of the Transfusion Medicine Vet Pod and associated parking, landscaping and associated works

  Received 30 Jul, published by the council 9 Aug 2026 Full applications
• 6/2026/1689/MAJ Awaiting decision

  Howlands House Howlands Welwyn Garden City AL7 4QJ

  Erection of a single 3 and 4-storey building comprising 44 temporary accommodation homes, staff office and laundry facilities, children's play space, cycle and vehicular parking, associated servicing, plant enclosure, substation, landscaping and external works.

  Received 25 Sep, published by the council 1 Oct 2026 Full applications
• 6/2026/0952/FULL Granted

  18 Fallowfield Welwyn Garden City AL7 1EE

  Retrospective application for change of use from amenity land to residential land to form part hardstanding and part garden land at the front of the property and installation of a drop kerb

  Received 1 Jun, published by the council 24 Jul 2026 Full applications