Planning application
DM2026/00662
46 Westfield Road Cheam SM1 2LB
Proposal
Erection of a single storey rear extension and conversion of the garage to a habitable room including associated external works.
As published by the council, reference DM2026/00662
Timeline
Dates from the published record
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1 Jun 2026
Received by Sutton
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10 Jun 2026
Validated
Checked as complete and ready for consideration.
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25 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 Sutton 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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DM2026/00677 Granted
35A St Albans Road Cheam SM1 2JG
Erection of a single storey rear extension.
-
DM2021/02245 Granted
32 St Dunstans Hill Cheam SM1 2UD
Demolition of existing rear addition and erection of a single storey rear extension
-
DM2025/01117 Awaiting decision
30 St Dunstans Hill Cheam SM1 2UD
Demolition of the existing buildings on site and erection of a detached part three, part four storey building including a partial subterranean level and accommodation in roofspace comprising 9 self contained residential units, car parking bays to the front, provision of refuse and cycle stores, new boundary treatments, access gates and hard and soft landscaping.
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DM2026/00830 Awaiting decision
30 St Dunstans Hill Cheam SM1 2UD
Prior Approval for change of use from Use Class E to residential use providing 5 self contained units and cycle and refuse stores.
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DM2026/00424 Granted
219 Gander Green Lane Sutton SM1 2EZ
Conversion of loft space involving alterations to existing roofline, a dormer extension at rear and rooflights to front roofslope. Erection of outbuilding.
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DM2026/00357 Refused
219 Gander Green Lane Sutton SM1 2EZ
Prior Approval for a single storey rear extension projecting from the rear of the original house by 4.8m.
Other householder applications
In Sutton
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DM2026/00677 Granted
35A St Albans Road Cheam SM1 2JG
Erection of a single storey rear extension.
-
DM2026/00399 Granted
2 Lingfield Road Worcester Park KT4 8TG
Retention and completion of a single storey side and rear extension.
-
DM2026/00663 Granted
20 Huntingdon Gardens Worcester Park KT4 8TF
Erection of a single storey rear extension.
-
DM2026/00704 Granted
1 West Way Carshalton SM5 4EJ
Erection of a two storey rear extension, alteration to existing roofline part conversion of garage into plant and alterations to fenestrations.
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DM2026/00726 Granted
55 Brocks Drive North Cheam SM3 9UW
Prior Approval for a single storey rear extension projecting from the rear of the original house by 4.5m.