Planning application
6/2026/0620/HOUSE
1 Old Leys Hatfield AL10 8LR
Proposal
Erection of a two-storey side extension, associated roof alterations, and the erection of a brick boundary wall
As published by the council, reference 6/2026/0620/HOUSE
Timeline
Dates from the published record
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8 Apr 2026
Received by Welwyn Hatfield
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20 May 2026
Validated
Checked as complete and ready for consideration.
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24 Jul 2026
Added to PlanIndex
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Decision
Awaiting decision
The statutory target is eight weeks for most applications and thirteen for major development. Extensions of time are common.
What happens while it is decided
The process from here
This application is with Welwyn Hatfield for determination. The council publicises it, consults neighbours and technical bodies where required, and weighs the responses against local and national planning policy.
The statutory target is eight weeks for most applications and thirteen for major development, though extensions of time are common. Comments carry most weight while the case is undecided, so check the council portal for the deadline if you want to respond.
About householder applications
How this application type works
Householder applications cover work to an existing house and its garden: extensions, loft and garage conversions, porches, outbuildings and similar alterations within the boundary of the home. They cannot be used to create a separate dwelling or change what the building is used for. Councils aim to decide them within eight weeks, and immediate neighbours are usually notified and given a chance to comment.
Nearby applications
Within 500 metres
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6/2022/2272/COND Granted
Derelict Garages off Hollyfield Hatfield AL10 8LW
Submission of details pursuant to condition 3 (Landscape and Ecological Management Plan), 4 (Landscaping Scheme), 5 (Landscape Management Plan), 6 (Sound Insulation), 7 (Materials), 8 (Refuse and Recycling), 9 (Cycle Storage), 10 (Energy & Sustainability), 11 (EV Charging Facilities), 12 (Renewable energy), 13 (Acccessible and adaptable homes) and 14 (fire hydrant)
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6/2026/0748/LAWP Awaiting decision
72 Cherry Way Hatfield AL10 8LD
Certificate of lawfulness for non-material Change of Use from C3 (single-family dwelling) to C2 (residential institution) to establish a children’s home accommodating 1 to 2 service users
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6/2026/0324/COND Awaiting decision
Land at South Way Hatfield AL10 8HS
Submission of details pursuant to Condition 3 (Construction Management Plan) & Condition 7 (Landscape and Ecology Management Plan (LEMP)) on planning permission 6/2023/1532/OUTLINE
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6/2026/0672/COND Awaiting decision
Land at South Way Hatfield AL10 8HS
Submission of details pursuant to condition number 4 (Surface Water Drainage Scheme) & 6 (method statement for interim and temporary drainage) on planning permission 6/2023/1532/OUTLINE
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6/2026/0985/COND Awaiting decision
Land at South Way Hatfield AL10 8HS
Submission of details pursuant of condition 5 (archaeology)) on planning permission 6/2023/1532/OUTLINE
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6/2026/0848/PN8 Granted
45 Garden Avenue Hatfield AL10 8LL
Prior approval for the erection of a single storey rear extension measuring 5.5m in depth, 3.25m in height and 3m to the eaves following the demolition of existing conservatory
Other householder applications
In Welwyn Hatfield
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6/2025/2262/HOUSE Granted
9 Hill Rise Cuffley Potters Bar EN6 4ED
Erection of a part single and part two storey rear extension, garage conversion to habitable use and alterations to fenestration
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6/2026/0904/HOUSE Granted
7 Greenfield Hatfield AL9 5HW
Erection of a single storey rear extension, conversion of double integral garage, covered porch, replacement front dormer and erection of new boundary wall following the removal of the existing hedge
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6/2026/0975/HOUSE Granted
4 Northwood Welwyn Garden City AL7 2PX
Erection of single storey rear extension and open pergola following demolition of conservatory
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6/2026/0998/HOUSE Granted
41 Lemsford Lane Welwyn Garden City AL8 6YN
Erection of a single storey side/rear extension following the demolition of existing outbuilding
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6/2026/1293/HOUSE Awaiting decision
33 Claves Crescent Welwyn Garden City AL7 1WN
Erection of a single storey rear conservatory