Planning application
PA26/1580
456 Chertsey Road Twickenham TW2 6LR
Proposal
Proposed extension to existing side/rear dormer and a front porch extension.
As published by the council, reference PA26/1580
Timeline
Dates from the published record
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7 May 2026
Received by Richmond upon Thames
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11 May 2026
Validated
Checked as complete and ready for consideration.
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6 Jul 2026
Decision issued: Refused Permission
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26 Jul 2026
Added to PlanIndex
What refusal means
The process from here
The council refused this application for the reasons set out on the decision notice, which the council portal holds in full. Only the applicant can appeal a refusal; the time limit runs from the decision date and is shorter for householder schemes.
Refusal does not prevent a fresh attempt. Applicants often address the reasons for refusal and resubmit, so a refused scheme is not necessarily the end of proposals for the site.
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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PA26/2550 Awaiting decision
456 Chertsey Road Twickenham TW2 6LR
Proposed front porch extension.
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PA26/1908 Awaiting decision
458 Chertsey Road Twickenham Richmond Upon Thames TW2 6LR
Erection of the single storey front entrance porch and single storey detached outbuilding in a rear garden.
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PA26/1909 Granted
458 Chertsey Road Twickenham Richmond Upon Thames TW2 6LR
Single storey rear extension (6m depth, 3m eaves height, 3.7m overall height)
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PA26/2310 Awaiting decision
12 Selkirk Road Twickenham TW2 6PX
Demolition of existing conservatory. Single storey rear extension, to be 3m deep, aligned with existing side elevation with flat roof and rooflights. Single storey side extension with rear wall aligned to existing main rear elevation with flat roof and rooflight. Front door relocated to the front elevation and front window relocated to side extension. First Floor flat roof dormers, with rooflights to flat and pitched roofs.
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06/0703/PS192 Granted
65 Devon Avenue Twickenham Richmond Upon Thames TW2 6PN
Proposed Loft Conversion With Rear Dormer.
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PA26/0893 Awaiting decision
21, Gloucester Road, Twickenham, TW2 6NF
PROPOSED OUT BUILDING TO BE USED FOR STORAGE, SUMMER HOUSE AND GYMNASIUM
Other householder applications
In Richmond upon Thames
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PA26/2232 Withdrawn
9, Maze Road, Kew, Richmond, TW9 3DA
Re-position air source heat pump to the front of the property and installation of PV panels on the roof.
-
PA26/2136 Granted
21 Lower Mortlake Road Richmond TW9 2LR
Rear single-storey extension.
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PA26/2644 Awaiting decision
41 Glebe Road Barnes London SW13 0EB
The replacement of existing poor repair windows with high quality double-glazed units. The proposed replacement windows will replicate the original design, preserving the historic character of the property while addressing modern requirements for energy efficiency and noise reduction.
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PA26/2642 Awaiting decision
32 Kings Road East Sheen London SW14 8PF
Demolition of the existing rear extension and erection of a single-storey rear extension.
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PA26/1339 Granted
22, Michelham Gardens, Twickenham, TW1 4SB
Rear dormer roof extension. Rooflights to front elevation