Planning applications in Welwyn Hatfield, June 2026

19 Cunningham Avenue Hatfield AL10 9LR

Certificate of existing lawfulness of a 5 person HMO since 6 April 2006

Perrywood Walden Road Welwyn Garden City AL8 7PZ

G1 - 2 x Beech and 3 x Hornbeams all hanging low over the footpath and road. Crown lift to 4m. T2 - Hornbeam growing very close to the building and low over the drive. To reduce back on building side by 1.5m and crown lift over the road to 4m. (Covered by TPO 724 (2018) W1)

20 Roundwood Drive Welwyn Garden City AL8 7JZ

1 x Hornbeam to reduce by approximately 2m in both height and width, not exceeding historic pruning points.

14 Moorend Welwyn Garden City AL7 4QL

2 x Apples to prune back to previous pruning points. approx 1m height & width.

20 Roundwood Drive Welwyn Garden City AL8 7JZ

1 x Hornbeam to reduce by approximately 2m in both height and width, not exceeding historic pruning points.

22 Roundwood Drive Welwyn Garden City AL8 7JZ

1 x Spruce to reduce southern branches (towards property) by approximately 1.2m from branch tips, full height of the tree

Holwell Hyde Cottage Holwell Hyde Lane Welwyn Garden City AL7 4AA

Submission of details pursuant to Condition 1 (Landscaping), Condition 2 (Materials) and Condition 3 (Energy Efficiency) on planning permission 6/2024/1841/FULL

14 Moorend Welwyn Garden City AL7 4QL

2 x Apples to prune back to previous pruning points, approx 1m height & width.

22 Roundwood Drive Welwyn Garden City AL8 7JZ

1 x Spruce to reduce southern branches (towards property) by approximately 1.2m from branch tips, full height of the tree.

183 Howlands Welwyn Garden City AL7 4RL

T1 & T2 – Field Maples (Front of Property) Reduce the crowns by approximately 3m in height and 1.5m radially to provide balanced crowns and reduce overhang above the public footpath. Remove all ivy from the stems. Remove the failed stem and leave the trees in a safe condition. T3 – Pine (Rear Garden) Crown thin the upper half of the canopy to reduce the dense reaction growth resulting from previous pruning works, matching the density of the lower crown. Undertake minor formative pruning to improve the overall shape. T4 – Cherry (Dead) (Rear Garden) Monolith the dead Cherry to approximately 3m above ground level, retaining the ivy on the remaining stem where practicable. The tree overhangs the neighbouring property. T5 – Holly (Rear Garden) Reduce the crown by approximately 2m all round, leaving a balanced and natural-looking crown. T6 – Cherry (Dead) (Rear Garden) Prune back the ivy covering the dead stem to reduce weight and minimise the risk of stem failure.

45 New Road Digswell Welwyn AL6 0AQ

Garage conversion to habitable area, front extension within existing garage roof overhang, installation of rooflights and alterations to fenestration

28 Barleycroft Road Welwyn Garden City AL8 6JU

Cut back Norway spruce back to boundary growing over from number 28's garden.

Land adjacent to 42 Lemsford Village Lemsford Welwyn Garden City AL8 7TR

Submission of details pursuant of condition 5 (external materials) on planning permission 6/2025/1228/FULL

39 The Ridgeway Northaw EN6 4BD

Proposed construction of new house and garage following demolition of existing house and garage

16 Broadfield Place Welwyn Garden City AL8 6LJ

Replacement hardstanding and new fences following removal of hedge

Land North of Dixons Hill Road Welham Green AL9 7EE

New access from Dixons Hill Road to Land North of Dixons Hill Road Welham Green

39 The Ridgeway Northaw EN6 4BD

Prior approval for the erection of a single storey rear extensions measuring 8m in depth, 4m in height and 3m to the eaves

30 Barleycroft Road Welwyn Garden City AL8 6JU

Cut back Norway spruce back to the boundary that is growing over from number 28's garden.

Hertfordshire Constabulary Stanborough Road Welwyn Garden City AL8 6XF

Proposed installation of signage

16 Birkin Court Welwyn Garden City AL7 3FA

Erection of a single storey rear extension

8A East Ridgeway Cuffley Potters Bar EN6 4AP

Erection of part single, part two storey rear extension, single storey infill side extension, loft conversion with rear dormers, alterations to the roof and fenestration and the erection of front boundary wall and gates

120 Broadwater Road Welwyn Garden City AL7 3BZ

Proposed vehicular crossover and hardstanding

Northaw Brook Meadow Coopers Lane Road Northaw Potters Bar EN6 4FB

Conversion of an existing stable building to provide one dwelling, with associated parking, cycle storage, refuse storage, landscaping and associated works

14 Dellcott Close Welwyn Garden City AL8 7BD

Tulip tree reduction to previous crown reduction approx 2m

16 Mardley Hill Welwyn AL6 0TN

T1 - 1 x Oak to reduce by approximately 2m height and width, ensuring to cut back clearing the house sufficiently. Oak reducing due to canopy in close proximity to property and roof. (Covered by TPO 24 A3)

Land North of Dixons Hill Road Welham Green

Erection of 127 dwellings including access, public open space, landscaping, parking and associated infrastructure works

12 Little Burrow Welwyn Garden City AL7 4SW

Submission of details pursuant to condition number 1 (drainage strategy) and 2 (landscaping) on planning permission 6/2025/1845/FULL

54 St Etheldredas Drive Hatfield AL10 8BZ

Proposed erection of a detached garden room/studio building within the rear garden

60 Brookmans Avenue Brookmans Park AL9 7QQ

Submission of details pursuant to condition number 2 (materials) on planning permission 6/2026/0105/HOUSE

23 Pentley Park Welwyn Garden City AL8 7RT

Erection of single storey side/rear extension, conversion of existing garage to a habitable room including raising existing roof and alterations to fenestration

2 Beauchamps Welwyn Garden City AL7 1FG

Erection of a single storey rear extension and garage conversion

10 Windsor Close Welwyn AL6 9JZ

Erection of a single storey front extension with alterations to fenestration following the demolition of existing front porch

48 Marsden Green Welwyn Garden City AL8 6YB

Installation of a single room split air conditioning unit for the property main living room

Land south of Welham Manor and west of Station Road including 26 Station Road Welham Green AL9 7EL

Submission of details pursuant to Condition 9 (materials) on planning permission 6/2024/2418/MAJ

118 Ludwick Way Welwyn Garden City AL7 3PY

Submission of details pursuant to Condition 1 (Construction Management Plan) on planning permission 6/2025/2579/HOUSE

31 Linkfield Welwyn Garden City AL7 4DN

Replacement of roof and frames to existing conservatory to the rear of the property

31 Parkside Welwyn AL6 9DQ

T1 Goat Willow Pollard back to previous trimming points which is approx 3-4m off T2 Cedar Crown reduction by 2-3m approx back to previous pruning points

35 Carbone Hill Northaw Potters Bar EN6 4PN

Erection of 2 no. detached houses with integral garages

12 Melbourne Court Welwyn Garden City AL8 6LL

Erection of a detached outbuilding for use as a habitable residential annex ancillary to the main dwellinghouse

37 Cecil Crescent Hatfield AL10 0HG

Certificate of lawfulness for loft conversion

89 Warren Way Digswell Welwyn AL6 0DL

Erection of single storey side/rear extension, new front porch/level access, new garage, new side window, widening of driveway and accessible ramp down to rear garden

1 Heay Fields Welwyn Garden City AL7 2EH

Change of use from general amenity land to residential to include the alteration and extension of the existing brick wall

Land adjacent The Warren 8 Carbone Hill Northaw Potters Bar EN6 4PL

Certificate of lawfulness to certify that the proposed works to carry on and complete the erection of a dwellinghouse approved by planning permission 6/2023/0677/FULL dated 23 June 2023, as amended by planning permission 6/2024/2237/VAR dated 7 April 2025, would be lawful

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

Land adjacent The Warren 8 Carbone Hill Northaw Potters Bar EN6 4PL

Certificate of lawfulness to certify that the proposed works to carry on and complete the erection of a dwellinghouse approved by planning permission 6/2023/0677/FULL dated 23 June 2023, as amended by planning permission 6/2024/2237/VAR dated 7 April 2025, would be lawful

47 Dixons Hill Close Welham Green Hatfield AL9 7EF

Erection of a single storey rear extension, single storey side extension and internal alterations following the demolition of an existing detached shed and an attached W.C.

47 Dixons Hill Close Welham Green Hatfield AL9 7EF

Erection of a single storey rear extension and a single storey side extension following the demolition of an existing detached shed and an attached W.C.

1 The Terrace West End Lane Essendon Hatfield AL9 6AU

Erection of a single storey rear extension

20 Turmore Dale Welwyn Garden City AL8 6HS

Fell 1 dead Rowan tree

10 Pinewood Welwyn Garden City AL7 3TL

Erection of a single storey side and rear extension following demolition of existing outbuilding