Planning applications in Welwyn Hatfield, September 2026

68 Tolmers Road Cuffley Potters Bar EN6 4JY

Erection of front boundary dwarf wall, railings and gated entrances and battened fencing to left and right boundaries to front garden alongside hardstanding to frontage

11 Woodland Rise Welwyn Garden City AL8 7LJ

Raising of flat roof to accommodate insulation for part garage conversion, replacement fenestration and insertion of rooflight

30 Valley Road Welwyn Garden City AL8 7DN

1 x Korean bee tree to re pollard back to existing pollard points Korean bee tree to reduce back to previous 11/1points - the tree has been historically pollarded and the works are to maintain the current maintenance cycle for the tree.

42 New Road Digswell Welwyn AL6 0AH

T17 Pine and T74 Scots Pine are both dead and now dangerous (due to leaning). Covered by TPO 817 (2018)

14 Ramblers Way Welwyn Garden City AL7 2JX

Addition of balcony to rear elevation

30 Fordwich Road Welwyn Garden City AL8 6EY

T1 - reduce by approximately 1.5m height and width. Remove deadwood greater than 30mm in diameter to allow a retained size, improving light to lower shrub bed T2 - reduce by approximately 1.5m height and width. Remove deadwood greater than 30mm in diameter to allow a retained size, improving light to lower shrub bed

1 The Orchard Welwyn Garden City AL8 7PL

Erection of a single storey rear extension following the part demolition of existing single storey rear extension.

55 Wood Common Hatfield AL10 0UE

Erection of part single, part two storey rear extension and the installation of two new windows within the side elevation

15 Bedwell Close Welwyn Garden City AL7 3XH

Installation of a roof-mounted solar photovoltaic (PV) system comprising seven solar panels located on the side and rear roof slopes of the existing dwelling, together with associated inverter and battery storage equipment positioned at the rear of the property. No solar panels are proposed on the front elevation, and no internal alterations to the dwelling are proposed.

16 Northaw Road West Northaw EN6 4NR

(T1) Hazel – Reduce the height and lateral spread by approx 1.5–2m, pruning back to the previous pruning points where appropriate (T2) Yew – Reduce the height and lateral spread by approx 0.5m, growth encroaching over the pathway

5 Brookside Crescent Cuffley Potters Bar EN6 4QW

Submission of details pursuant to Condition 1 (Arboricultural Method Statement and Tree Protection Plan) on planning permission 6/2026/1011/HOUSE

16 Mardley Avenue Welwyn AL6 0UD

Proposed loft conversion, enlargement of the existing roof with increase in ridge height to form a truncated hipped roof, installation of two front dormers, a rear dormer with a rear balcony, and associated rooflights

Park close Park street Old Hatfield

4- Lime tree- re pollard back to previous pruning points. Approximately 8-10 feet of growth to be removed. 5- Lime tree- re pollard back to previous pruning points. Approximately 8-10 feet of growth to be removed. 6- Lime tree- re pollard back to previous pruning points. Approximately 8-10 feet of growth to be removed. 7- Lime tree- re pollard back to previous pruning points. Approximately 8-10 feet of growth to be removed. 8- Lime tree- re pollard back to previous pruning points. Approximately 8-10 feet of growth to be removed. 10- Lawson Cypress- this tree is dead, remove to ground level. 16- Sycamore- ivy growing through crown. Sever ivy stems close to ground level. 18- Sycamore- ivy growing through crown. Sever ivy stems close to ground level.

6 Ashley Close Welwyn Garden City AL8 7LH

Erection of garden room and decking

83 Brookmans Avenue Brookmans Park AL9 7QG

Submission of details pursuant to condition number 1 (Demolition and Construction Management Plan) on planning permission 6/2026/0138/FULL

1 Brookside Crescent Cuffley Potters Bar EN6 4QW

Retrospective consent for erection of summerhouse and block paving to front of property

28 Pleasant Rise Hatfield AL9 5DU

Certificate of lawfulness for construction of a new detached, single-storey garden room/summerhouse within an existing rear garden

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

Land and highway access at the north end of Bradmore Way

Certificate of lawfulness for the replacement of an existing gate and fence

73 Mymms Drive Brookmans Park AL9 7AA

Erection of dwelling following demolition of existing dwelling

28 Parkfields Welwyn Garden City AL8 6ED

1 x Weeping Birch to reduce height by approximately 1.5m and width

58 Bell Lane Brookmans Park AL9 7AY

Submission of details pursuant to condition number 5 (energy statement) on planning permission 6/2025/2133/FULL

38 New Road Digswell Welwyn AL6 0AH

Submission of details pursuant to Condition 1 (Construction Traffic Management Plan) on planning permission 6/2023/2483/FULL

28 Parkfields Welwyn Garden City AL8 6ED

1 x Weeping Birch to reduce height by approx 1.5m and width

The Doctors Tonic Church Road Welwyn Garden City AL8 6PR

1 x Red oak to reduce to leave a standing stem of around 6m above ground level

3 Longlands Road Welwyn Garden City AL7 3QD

Proposed garden room with a canopy

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

Submission of details pursuant to Condition 15 (Fire Hydrants) on planning permission 6/2024/2418/MAJ

Chine House Wild Hill Hatfield AL9 6EB

Ground works and associated root pruning/ severance of T3 (Oak) and other trees not advised to be the subject of a TPO to facilitate installation of a root barrier 66m in length and 4m in depth TPO 580 (2016)

Home Wood, rear of 40 The Ridgeway

5 day notice of the removal of a dead and diseased tree (TPO3 W35)

9 Hill Rise Cuffley Potters Bar EN6 4ED

Submission of details pursuant to Condition 1 (samples of materials) on planning permission 6/2025/2262/HOUSE

37-39 Bradmore Green Brookmans Park AL9 7QR

Remove old signage & replace with new

37 The Ridgeway Cuffley EN6 4BB

T1 English Oak (Quercus robur) ref T316 fell to ground level

St Andrews Care Home Great North Road Welwyn Garden City AL8 7SR

Erection of 287 solar panels on the south, east and west facing roof slopes of the care home covering an array total area of 560 sqm

93 The Commons Welwyn Garden City AL7 4RZ

Erection of single storey rear extension

Land at Hollybush Lane to the east of A1000 and north of Ascots Lane Welwyn Garden City AL7 4EG

Submission of details pursuant to condition numbers 5 (surface water drainage scheme), 6 (contamination remediation strategy), 7 (contamination monitoring and maintenance plan), 8 (ground investigation), 9 (borehole management scheme), 10 (ecological enhancements) on planning permission 6/2025/1024/RM

32 Turpins Chase Welwyn AL6 0RR

Erection of a single storey side extension and a new garage on ground floor level, conversion of the existing garage and installation of an air source heat pump

Land at Hollybush Lane to the east of A1000 and north of Ascots Lane Welwyn Garden City AL7 4EG

Submission of details pursuant to condition numbers 1 (Construction Environmental Management Plan), 2 (Arboricultural Method Statement and Tree Protection Plan), 3 (Construction Method Statement - Phase 2 only) and 4 (Site Waste Management Plan) on planning permission 6/2025/1024/RM

5 Hitherway Welwyn Garden City AL8 7RG

4 x Whitebeams to fell. No replanting