Planning application
Helena House 348 - 352 High Street Sutton SM1 1PX
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Non material amendment to approved application DM2022/01530 which allowed the 'Prior Approval change of use from Class E (Office) to Class C3 (Dwellings) on the second to fifth floors providing 27 self contained units', to amend the proposal to read as 'Prior Approval change of use from Class E (Office) to Class C3 (Dwellings) on the second to fifth floors providing self contained residential units'.
As published by the council, reference DM2026/00155
Application record
- Reference
- DM2026/00155
- Type
- Non-Material Amendment
- Status
- Application Granted
- Decision
- Application Granted
- Received
- 9 Feb 2026
- Validated
- 9 Feb 2026
- Decided
- 9 Mar 2026
- Ward
- Sutton North
- Decision by
- Delegated Decision
- Postcode
- SM1 1PX
Site history
Applications at this address on the Sutton register
This site has had 11 applications since 2021: 6 approved, 1 refused.
-
CLC2026/00139 Awaiting decision
Helena House 348 - 352 High Street Sutton SM1 1PX
Application to clear condition 5 (Cycle Store) of approved application DM2026/00506.
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DM2026/00506 Granted
Helena House 348 - 352 High Street Sutton SM1 1PX
Application to vary condition 6 of planning permission Ref: DM2022/01530 for the ''Prior Approval change of use from Class E (Office) to Class C3 (Dwellings) on the second to fifth floors providing 27 self contained units.'' to allow for alterations to the fifth floorplan.
-
DM2026/00375 Granted
Helena House 348 - 352 High Street Sutton SM1 1PX
Non material amendment to approved application DM2022/01530 which allowed the 'Prior Approval change of use from Class E (Office) to Class C3 (Dwellings) on the second to fifth floors providing 27 self contained units' to change informative 1 (Approved Plans) to a condition.
-
DM2026/00147 Granted
Helena House 348 - 352 High Street Sutton SM1 1PX
Retention and completion of part change of use of first-fifth floors to Class C3 (Residential) involving alterations to fenestrations.
-
DM2025/01390 Awaiting decision
Helena House 348 - 352 High Street Sutton SM1 1PX
Application to vary condition 1 (Approved plans) and condition 2 (Occupation) of planning permission Ref: DM2024/00476 for the 'Prior Approval in relation to the erection of 2 new floors to provide 12 self contained residential units and parking', to allow for alterations to roof stairwell and, front and rear fenestrations.
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DM2025/01162 Awaiting decision
Helena House 348 - 352 High Street Sutton SM1 1PX
Prior Approval for change of use of first-fifth floors from Use Class E to residential use providing 33 self contained units.
-
CLC2025/00078 Decided
Helena House 348 - 352 High Street Sutton SM1 1PX
Application to clear condition 4 (construction logistics plan) of approved application DM2023/01269.
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DM2023/01424 Granted
Helena House 348 - 352 High Street Sutton SM1 1PX
Temporary mast with associated cabinet equipment cabinet as illustrated on the enclosed drawings. (NTQ 38652)
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DM2023/00393 Granted
Helena House 348 - 352 High Street Sutton SM1 1PX
Erection of single storey rear extension, provision of cycle and refuse stores and alteration to fenestrations.
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DM2021/02062 Refused
Helena House 348 - 352 High Street Sutton SM1 1PX
Prior Approval in relation to the erection of 2 new floors to provide 12 self contained residential units.
Timeline
Dates from the published record
-
9 Feb 2026
Received by Sutton
-
9 Mar 2026
Decision issued: Application Granted
-
13 Aug 2026
Added to PlanIndex
Documents
Plans, drawings, consultee responses and the officer's report
5 documents on file for this application
A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.
Trade members open them from here.
Open the documentsWhat this grant of permission means
Sutton granted permission on 9 March 2026, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.
About amendment applications
An amendment application makes limited changes to a permission that already exists; anything beyond modest adjustment needs a fresh application. More in our guide to planning application types.
Nearby applications
Within 500 metres
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Helena House 348 - 352 High Street Sutton SM1 1PX
Prior Approval in relation to the erection of 2 new floors to provide 12 self contained residential units.
Refused Outline 35 docs -
Helena House 348 - 352 High Street Sutton SM1 1PX
Non material amendment to approved application DM2022/01530 which allowed the 'Prior Approval change of use from Class E (Office) to Class C3 (Dwellings) on the second to fifth floors providing 27 self contained units' to change informative 1 (Approved Plans) to a condition.
Granted Amendments 5 docs -
Helena House 348 - 352 High Street Sutton SM1 1PX
Application to vary condition 6 of planning permission Ref: DM2022/01530 for the ''Prior Approval change of use from Class E (Office) to Class C3 (Dwellings) on the second to fifth floors providing 27 self contained units.'' to allow for alterations to the fifth floorplan.
Granted Amendments 12 docs -
Telecommunication Mast 33554 Helena House 348 - 352 High Street Sutton SM1 1PU
Removal and replacement of 3no. antennas with 3no. new antennas, the re location of 3no. existing antennas, the removal and replacement of 4no. cabinets with 3no. new cabinets, and ancillary works thereto. (PM/CTIL_141504 23)
Decided Outline 6 docs -
Helena House 348-352 High Street Sutton Surrey SM1 1PU
Erection of a six antennae and three equipment cabinets with ancillary facilities all at roof level.
Granted Telecoms -
Helena House 348-352 High Street Sutton Surrey SM1 1PU
Erection of six antennae and four transmission dishes together with ancillary facilities and equipment cabinets at roof level.
Granted Telecoms
Other amendment applications
In Sutton
-
DM2026/00577 Withdrawn
Unit 3 Level1 Times Square Shopping Centre High Street Sutton SM1 1LF
Non material amendment to approved application DM2023/01793 which allowed ''Erection of a fifth floor extension to provide a bar, restaurant and spa including rooftop terraces and other associated works including additional plant and landscaping.'' to remove the hospitality from the change of use, to only offer a spa and to provide a smaller extension, alterations to materials used and the fenestrations, modifications to the internal layout and associated updates to the fire safety statement.
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DM2026/00585 Withdrawn
101 Epsom Road Sutton SM3 9EY
Application to delete condition 5 (installation of solar panels) of planning permission Ref: DM2024/01437 to allow for the omission of solar panels as the energy statement.
-
DM2026/00757 Granted
44 Birchwood Avenue Wallington SM6 7EN
Application to delete condition 2 (garage use) of planning permission Ref: 86/29540 for the 'Enlargement of existing garage' to allow for flexibility for future garage use.
-
DM2026/00683 Granted
34 Link Lane Wallington SM6 9EB
Application to vary condition 1 (approved drawings) of planning permission Ref: DM2025/01441 for the 'Erection of a part one, part two storey front and side extension including the formation of a front entrance porch, conversion of loft space involving a dormer window and a dormer extension at rear and alteration to the first floor flank fenestration' to allow alterations to the front porch window detail and external material finish of the front elevation.
-
DM2026/00637 Granted
70 West Street Carshalton SM5 2PR
Retention of detached garage.