44 Mill Lane Welwyn Hertfordshire AL6 9ET

1. 24 Mar 2023

   Received by Welwyn Hatfield

2. 17 May 2023

   Decision issued: Granted

3. 22 Sep 2026

   Added to PlanIndex

Welwyn Hatfield granted permission on 17 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.

• 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

• 44 Mill Lane Welwyn AL6 9ET

  6/2024/1864/TC Submitted 27 Sep 2024 50 yards away

  1. Hawthorn - Cut back over the river hard to viable growth points 2. Purple Plum - Cut back over the river hard to viable growth points 3. Contorted Willow - Reduce to previous points. This will amount to up to 1.5m of growth 4. Apple - Reduce to previous points. This will amount to up to 1m of growth 5. Spruce - Fell to ground level. 6. Alder - Crown lift to 2 metres on garden side (secondary growth only) 7 - Mulberry - Reduce in height by approximately 2m to viable growth points. Cut back hard over the driveway and shape in with the remaining crown 8 - Ash - Cut back over the river hard to viable growth points

  Granted Trees

• Parkside Cottage 56 Mill Lane Welwyn AL6 9ES

  6/2024/1724/LB Submitted 9 Sep 2024 50 yards away

  Replacement of lead roof covering to first floor dormer

  Granted Heritage and listed buildings Loft or dormer Roofing

• Parkside Cottage 56 Mill Lane Welwyn AL6 9ES

  6/2024/1492/COND Submitted 6 Aug 2024 50 yards away

  Submission of details pursuant to condition number 1 (method and extent of brick repairs) and 2 (sample panel) on consent 6/2024/0692/LB

  Granted Conditions

• 36 Prospect Place Welwyn AL6 9EN

  6/2024/2006/TC Submitted 18 Oct 2024 50 yards away

  T1-Indian Bean tree - Crown reduce all round by 2-3 metres to maintain size and shape for garden

  Granted Trees

• 1 Orchard Road Welwyn Hertfordshire AL6 9EX

  6/2022/2777/HOUSE Submitted 7 Dec 2022 50 yards away

  Erection of single storey side extension, front porch extension and alterations to roof and replacement fenestration

  Withdrawn Householder Extension Windows or glazing
  Small domestic

• 6/2026/1287/LAWE Refused

  Woodhurst Farm, Stables Cattlegate Road Northaw Potters Bar EN2 8AU

  Certificate of Lawfulness for existing use of a former agricultural building (Barn) as a self- contained single residential dwelling house (Use Class C3) following its conversion and continuous occupation for a period in excess of 10 years prior to the date of this application

  Received 22 Jul, published by the council 9 Aug 2026 Lawful development
• 6/2026/1306/LAWP Granted

  184 Unit 4 St Albans Road West Hatfield AL10 0TF

  Certificate of lawfulness for the change of use of the front office portion of Unit 4 to a daycare/crèche facility, to include an internal mezzanine, within Use Class E.

  Received 27 Jul, published by the council 22 Aug 2026 Lawful development
• 6/2026/1328/LAWP Granted

  41 Great North Road Welwyn Garden City AL8 7TJ

  Certificate of lawfulness for a proposed hip to gable loft conversion with rear facing dormer and single storey side extension, plus insertion of rooflight to front elevation

  Received 29 Jul, published by the council 9 Aug 2026 Lawful development
• 6/2026/1288/LAWE Granted

  1 The Limberlost Welwyn AL6 9TS

  Certificate of existing lawfulness for a single storey extension

  Received 22 Jul, published by the council 22 Aug 2026 Lawful development
• 6/2026/1297/LAWE Granted

  White Lodge Farm The Bellbrook Bulls Lane Hatfield AL9 7AZ

  Certificate of lawfulness in relation to existing gate and fencing

  Received 23 Jul, published by the council 9 Aug 2026 Lawful development