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Planning applications in AL6

Page 3 of 16, newest first. Back to the AL6 overview.

Applications in AL6

Newest first · page 3 of 16

  • 9 Lanercost Close Welwyn AL6 0RW

    Erection of a single-storey rear extension with lantern rooflight; erection of a timber pergola on raised patio; replacement of existing windows and doors with black aluminium windows and doors; replacement dormer roofs; erection of a single-storey glazed side extension; and alterations to fenestration following the demolition of garage and erection of new timber carport. Demolition of existing conservatory

    Submitted 24 Apr 2026 Householder
  • 24 Fulling Mill Lane Welwyn AL6 9NS

    Submission of details pursuant to Condition 1 (Construction Management Plan), condition 2 (Samples of the materials), condition 3 (Hard and soft landscape), condition 4 (EV charging) and condition 6 (energy-efficient construction materials and processes) on planning permission 6/2025/1341/FULL

    Submitted 24 Apr 2026 Conditions
  • 4 The Chase Welwyn AL6 0QT

    Reduction in height of the existing retaining boundary wall and alteration to and extending the garden boundary fencing.

    Submitted 23 Apr 2026 Householder
  • 9 Wendover Lodge Church Street Welwyn AL6 9LR

    Submission of details pursuant to Condition 4 (Archaeological post investigation assessment) and 11 (Energy assessment) on planning permission 6/2024/2088/FULL

    Submitted 22 Apr 2026 Conditions
  • 26/01052/TPO Granted

    55 Codicote Road Codicote Welwyn Hertfordshire AL6 9TY

    T10: Ash - Remove. T11: Horse Chestnut - Remove

    Submitted 22 Apr 2026 Trees
  • 6/2026/0697/TPO Granted

    The Coach House 60 Mill Lane Welwyn AL6 9ES

    TPO76 T1 - 1 x Horse chestnut (side of house) to reduce branches back from house by approximately 2.5m - tree side of house - to reduce branches back from house by 2.5m from branch tips as they are now over sailing property, dropping conkers onto tiles and into gutters along with the accumulation of leaf litter. T2 - 1 x Horse chestnut to re pollard approximately 3 limbs back to previously pruned points further down garden - Reduce 3 limbs by around 3m providing a suitable clearance from the property and patio. To reduce the affect of conkers, leaf debris and bird poo.

    Submitted 20 Apr 2026 Trees
  • 41 Hawbush Rise Welwyn AL6 9PR

    Certificate of lawfulness for the remodelling of existing conservatory including raising the existing conservatory walls

    Submitted 17 Apr 2026 Lawful development
  • 4 Marlborough Close Welwyn AL6 0UG

    Erection of single storey rear infill extension

    Submitted 16 Apr 2026 Householder
  • 38 Butterwick Way Welwyn AL6 9GH

    Proposed loft conversion with three side facing dormer windows, one further dormer for the stairs and three side facing roof slope skylights

    Submitted 14 Apr 2026 Householder
  • X/26/0156/CND Granted

    111 Burnham Green Road Burnham Green Hertfordshire AL6 0NH

    Discharge of Condition 4 (Landscape Details) attached to 3/23/1108/FUL

    Submitted 13 Apr 2026 Conditions
  • 3/26/0495/VAR Refused

    48 Burnham Green Road Burnham Green Hertfordshire AL6 0NJ

    Removal of Condition 3 (PD Classes A and E) pursuant to planning permission (ref: 3/21/2024/HH/Dated 11/02/2022) for (Ground floor front and side extensions and demolition of existing front porch)

    Submitted 10 Apr 2026 Amendments
  • 6/2026/0634/TPO Granted

    10 Parkside Welwyn AL6 9DQ

    T1 Atlas Cedar to crown lift smaller diameter branches of no more than 3cm diameter to clear 2.5-3m from ground level and to prune branches touching the garage block to achieve a 0.5m clearance.

    Submitted 10 Apr 2026 Trees
  • 6/2026/0611/TPO Granted

    17 Oaklands Rise Welwyn AL6 0RN

    Oak tree TPO 661 - T1 Remove deadwood

    Submitted 7 Apr 2026 Trees
  • 6/2026/0581/EMT Granted

    3 Old Forge Close Welwyn AL6 0SR

    1 x Apple to reduce growth back to previous pruning points, approximately 1.2m in both height and width. To maintain size and current pruning maintenance cycle 2 x Norway maple to reduce growth back to previous pruning points, approximately 2m in both height and width. To maintain size and current pruning maintenance cycle

    Submitted 1 Apr 2026 Trees
  • 3/26/0456/LBC Granted

    30 Lower Green Tewin Hertfordshire AL6 0LA

    Replacement roof lantern

    Submitted 31 Mar 2026 Heritage and listed buildings
  • 3 Heathlands Welwyn AL6 0UU

    Erection of rear and side single-storey extension with conversion of garage to habitable accommodation

    Submitted 26 Mar 2026 Householder
  • 6/2026/0547/VAR Granted

    4 Bracken Lane Welwyn AL6 0RB

    Variation of condition 4 (drawing numbers) on planning permission 6/2024/0991/HOUSE

    Submitted 25 Mar 2026 Amendments
  • 6/2026/0544/TPO Granted

    4 Birch Grove Welwyn AL6 0QP

    TPO 623 T1-Silver Birch-Fell to stump level as it has decay at the base and looks to be in decline. It has dead wood within the crown and is leaning towards the road.

    Submitted 24 Mar 2026 Trees
  • 6/2026/0539/EMT Granted

    Quartermans Cottage Digswell Lane Welwyn AL6 0SP

    50ft Ash tree to reduce the crown by 30%

    Submitted 24 Mar 2026 Trees
  • 59 Wilga Road Welwyn AL6 9PT

    Single storey rear extension and side extension, following demolition of existing porch

    Submitted 24 Mar 2026 Householder
  • 6/2026/0504/TPO Granted

    44 Carleton Rise Welwyn AL6 9RG

    Oak tree to reduce to 12ft (3.6m) monolith/standing stem. Covered by TPO1 (1973) T2

    Submitted 18 Mar 2026 Trees
  • 6/2026/0494/TPO Granted

    51 New Road Digswell Welwyn AL6 0AQ

    T1 - Pine to reduce in height by 6-7m from branch tips, reduce north facing laterals (towards house) by up to 2m from branch tips and up to 1m on remaining laterals. T2- Scots Pine to crown reduce height by 2m from branch tips and laterals by up to 1m. Remove deadwood T4- Sycamore dismantle to 5ft stump TPO260 W1

    Submitted 17 Mar 2026 Trees
  • 6/2026/0472/TC Granted

    Lower Meadow Hill Farm Lane Ayot St Lawrence AL6 9BW

    Replace damaged Cherry Tree with a new Cherry Tree

    Submitted 16 Mar 2026 Trees
  • 6/2026/0487/TC Granted

    Parkside House 58 Mill Lane Welwyn AL6 9ES

    Front: A: Row of Yews to reduce by approximately 2m in height. Rear: B: 1 x Yew to trim sides back hard away from garden C: 1 x Sycamore to reduce back to most recent pruning points (approximately 3m in height and 2m in width) D: 1 x Cherry plum to reduce by approximately 1.5m in height and width to ensure it is no longer overhanging building.

    Submitted 16 Mar 2026 Trees
  • 6/2026/0471/TPO Granted

    6 Juniper Gardens Welwyn AL6 0XH

    Repollard 1x lime tree back to previous pollard points. TPO 711 (2017) T9

    Submitted 16 Mar 2026 Trees
  • 56 Warren Way Digswell Welwyn AL6 0DN

    Erection of a single storey rear extension following the demolition of existing conservatory

    Submitted 12 Mar 2026 Householder
  • 6/2026/0447/TPO Granted

    7A Wendover Drive Welwyn AL6 9LT

    T1 x Scots pine to reduce upper northerly limb by 1.2m, lower easterly limb by 2.5m and 2 x westerly limbs by 1.5m. Reducing selected over extended limbs to provide some balance to the tree & reduce wind loading

    Submitted 11 Mar 2026 Trees
  • 6/2026/0446/TPO Granted

    7 Wendover Drive Welwyn AL6 9LT

    T2 - 1 x Scots pine to reduce upper easterly limbs by 1.5m, low easterly limb by 2.5m. upper southerly limb by 1.5m. Reduce selected limbs, lower limb its over extended & close to property. Reduce upper limbs to create a more compact canopy reducing wind loading T1 - 1 x Scots pine to reduce upper north limb by 1.2m and upper east limb by 1.2m. Reducing selected limbs, over extended limbs in upper canopy

    Submitted 11 Mar 2026 Trees
  • 26/00653/LDCE Refused

    Robin Hood And Little John Rabley Heath Road Codicote Welwyn Hertfordshire AL6 9UB

    Confirmation of material start on site of planning permission 24/01009/FP & Listed Building Consent 24/01010/LBC granted on 17.07.2024 for Infill courtyard extension and conservatory to west elevation. Alterations to fenestration

    Submitted 11 Mar 2026 Lawful development
  • 17-17a Mill Lane Welwyn AL6 9EU

    Change of use of offices to 3 x 2 bedroom flats

    Submitted 11 Mar 2026 Prior approval
  • 6/2026/0438/LB Granted

    Hornbeam House Ayot St Peter Road Ayot St Peter Welwyn AL6 9BG

    Installation of ground floor timber casement window in connection with conversion of existing ground floor boiler room into a WC and utility room

    Submitted 10 Mar 2026 Heritage and listed buildings
  • Hornbeam House Ayot St Peter Road Ayot St Peter Welwyn AL6 9BG

    Installation of ground floor timber casement window in connection with conversion of existing ground floor boiler room into a WC and utility room.

    Submitted 10 Mar 2026 Householder
  • 6/2026/0434/TPO Granted

    Hornbeams 2A Firway Welwyn AL6 0RD

    T1 - 45ft Sweet Chestnut tree – to reduce the crown by 30% - crown reduction is proposed to reduce height and wind loading, maintain appropriate clearance from the building, and improve light while retaining the trees’ amenity value T2 & T3 - 2x Hornbeam trees to reduce the crown by 30% - crown reduction is proposed to reduce height and wind loading, maintain appropriate clearance from the building, and improve light while retaining the trees’ amenity value TPO 796 (2018)

    Submitted 10 Mar 2026 Trees
  • 3/26/0323/HH Refused

    21 Firs Walk Tewin Wood Tewin Hertfordshire AL6 0NY

    Retrospective application for the retention of front boundary treatment and proposed installation of sliding gates

    Submitted 9 Mar 2026 Householder
  • 6/2026/0420/FULL Awaiting decision

    Land at Spinney Lane Rabley Heath Welwyn AL6 0QS

    Cessation of existing commercial use and erection of 5 dwellings

    Submitted 6 Mar 2026 Full applications
  • 3/26/0321/HH Granted

    12 East Riding Tewin Wood Tewin Hertfordshire AL6 0PA

    Demolition of existing conservatory and removal of existing roof, erection of rear extension, loft conversion with dormer windows, roof lights, raised roof and parapets and alterations to fenestration

    Submitted 6 Mar 2026 Householder
  • 6/2026/0410/PN8 Granted

    63 Wilga Road Welwyn AL6 9PT

    Prior approval for the erection of a flat roof single storey rear extension measuring 4.8m in depth, 3m in height and 2.50m to the eaves

    Submitted 5 Mar 2026 Prior approval
  • 116 Harmer Green Lane Digswell Welwyn AL6 0ET

    Replacement roof of existing garage/outbuilding, incorporating skylights along with other internal and external alterations following partial demolition of outbuilding

    Submitted 5 Mar 2026 Householder
  • 6/2026/0390/PIP Granted

    Land to the North-West Harmer Green Lane, Digswell, Welwyn

    Erection of one detached dwelling

    Submitted 3 Mar 2026 Outline
  • Clematis Cottage Ayot Little Green Lane Ayot St Peter Welwyn AL6 9BD

    Certificate of lawfulness for construction of an incidental outbuilding

    Submitted 3 Mar 2026 Lawful development
  • 3/26/0289/HH Granted

    51 Bishops Road Tewin Wood Tewin Hertfordshire AL6 0NP

    Proposed first floor side extension, two storey rear extension, insertion of rooflight, alterations to fenestration, bay window alteration

    Submitted 2 Mar 2026 Householder
  • 32 Wilga Road Welwyn AL6 9PS

    Erection of two storey rear extension and single storey front extension

    Submitted 2 Mar 2026 Householder
  • Kingsdale House Windsor Road Welwyn AL6 9LA

    Installation of new external wall insulation, new flat roofing and new windows and doors

    Submitted 2 Mar 2026 Full applications
  • 11 New Road Digswell Welwyn AL6 0AE

    Certificate of lawfulness for the retention of an outbuilding in the rear garden

    Submitted 26 Feb 2026 Lawful development
  • 16 Marlborough Close Welwyn AL6 0UG

    Erection of single storey porch extension, garage conversion, first floor front extension with replacement dormer roof, enlarged first floor rear dormers, reroofing whole roof with a slate coloured plain tile and rendering of front elevation

    Submitted 26 Feb 2026 Householder
  • 7 Welwyn Hall Gardens Welwyn AL6 9LF

    Erection of a detached outbuilding in the rear garden following the demolition of the existing outbuilding

    Submitted 25 Feb 2026 Householder
  • 26/00115/FP Awaiting decision

    Land Adjacent 21 Danesbury Park Road Pottersheath Hertfordshire AL6 9SH

    Erection of two detached dwellings with detached garages including parking and hard and soft landscaping.

    Submitted 25 Feb 2026 Full applications
  • 52 Warren Way Digswell Welwyn AL6 0DN

    Erection of single storey front extension

    Submitted 19 Feb 2026 Householder
  • 12 St Johns Close Welwyn AL6 9RB

    Single storey rear extension, alterations to fenestration, solar panels to rear roof slope, two air source heat pumps and extension to existing rear terrace following demolition of the existing terrace

    Submitted 18 Feb 2026 Householder
  • 26/00415/PIP Awaiting decision

    Waterdells Pottersheath Road Welwyn Hertfordshire AL6 9TA

    Erection of one detached dwelling

    Submitted 17 Feb 2026 Outline