Planning application
8 Gladstone Street London Southwark SE1 6EY
Works: Extension Windows or glazing
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Listed building consent for the installation of a glass roof over the lower ground floor rear lightwell; damp-proofing works and installation of insulation at lower ground floor level; construction of a first-floor extension over the existing rear outrigger; internal alterations to the lower ground, first and second floors to open up the layout; replacement of the existing Juliet balcony doors with a sash window; and replacement of the rear door with a pair of timber-framed French doors.
As published by the council, reference 26/AP/0147
Application record
- Reference
- 26/AP/0147
- Type
- Listed Building Consent
- Status
- Granted
- Decision
- Listed Building Consent - GRANTED
- Received
- 19 Jan 2026
- Validated
- 27 Jan 2026
- Decided
- 1 May 2026
- Ward
- St Georges
- Parish
- Borough, Bankside And Walworth
- Decision by
- Delegated Panel - Simple
- Postcode
- SE1 6EY
Site history
Applications at this address on the Southwark register
This site has had 6 applications since 2026: 4 approved, 0 refused.
-
26/AP/0145 Withdrawn
8 Gladstone Street London Southwark SE1 6EY
Construction of a first and second-floor extension over the existing rear outrigger, installation of two sash windows and a Juliet balcony to the rear.
-
26/AP/0148 Withdrawn
8 Gladstone Street London Southwark SE1 6EY
Listed building consent for the construction of a first and second-floor extension over the existing rear outrigger, installation of two sash windows and a Juliet balcony to the rear, with minor alterations to landings and internal alterations on first and second floor levels at 8 Gladstone Street
-
26/AP/0146 Granted
8 Gladstone Street London Southwark SE1 6EY
Extension of the existing mansard roof with two dormer windows along with minor layout alterations on second floor level and retrospective permission for retention of openable glass roof facilitating access to roof.
-
26/AP/0149 Granted
8 Gladstone Street London Southwark SE1 6EY
Listed building consent for the extension of the existing mansard roof with two dormer windows along with minor layout alterations on second floor level and retrospective permission for retention of openable glass roof facilitating access to roof.
-
26/AP/0143 Granted
8 Gladstone Street London Southwark SE1 6EY
Installation of a glass roof over the lower ground floor rear lightwell; damp-proofing works and installation of insulation at lower ground floor level; construction of a first-floor extension over the existing rear outrigger; internal alterations to the lower ground, first and second floors to open up the layout; replacement of the existing Juliet balcony doors with a sash window; and replacement of the rear door with a pair of timber-framed French doors.
Timeline
Dates from the published record
-
19 Jan 2026
Received by Southwark
-
27 Jan 2026
Validated
Checked as complete and ready for consideration.
-
1 May 2026
Decision issued: Listed Building Consent - GRANTED
-
10 Aug 2026
Added to PlanIndex
Who's behind it
Company information only, from the register and Companies House
Agent on file, an architecture practice registered in London
10 applications on PlanIndex · across 4 councils
Trade members see who it is, their full track record, and every application they have filed.
See who's behind itDocuments
Plans, drawings, consultee responses and the officer's report
44 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
Southwark granted permission on 1 May 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 heritage and listed building applications
Listed building consent is needed for works that affect the special interest of a listed building, and carrying out such works without it is a criminal offence. More in our guide to planning application types.
Nearby applications
Within 500 metres
-
8 Gladstone Street London Southwark SE1 6EY
Construction of a first and second-floor extension over the existing rear outrigger, installation of two sash windows and a Juliet balcony to the rear.
Withdrawn Householder Extension Windows or glazing 30 docsDomestic -
8 Gladstone Street London Southwark SE1 6EY
Listed building consent for the construction of a first and second-floor extension over the existing rear outrigger, installation of two sash windows and a Juliet balcony to the rear, with minor alterations to landings and internal alterations on first and second floor levels at 8 Gladstone Street
Withdrawn Heritage and listed buildings Extension Windows or glazing 27 docs -
8 Gladstone Street London Southwark SE1 6EY
Extension of the existing mansard roof with two dormer windows along with minor layout alterations on second floor level and retrospective permission for retention of openable glass roof facilitating access to roof.
Granted Householder Extension Loft or dormer +1 30 docsDomestic -
8 Gladstone Street London Southwark SE1 6EY
Listed building consent for the extension of the existing mansard roof with two dormer windows along with minor layout alterations on second floor level and retrospective permission for retention of openable glass roof facilitating access to roof.
Granted Heritage and listed buildings Extension Loft or dormer +1 26 docs -
8 Gladstone Street London Southwark SE1 6EY
Installation of a glass roof over the lower ground floor rear lightwell; damp-proofing works and installation of insulation at lower ground floor level; construction of a first-floor extension over the existing rear outrigger; internal alterations to the lower ground, first and second floors to open up the layout; replacement of the existing Juliet balcony doors with a sash window; and replacement of the rear door with a pair of timber-framed French doors.
Granted Householder Extension Windows or glazing 51 docsDomestic -
16 Gladstone Street London Southwark SE1 6EY
Partial discharge of Condition 3 (natural slate) dated 17/06/2020 [LBS Ref 20/AP/1145] for 'Demolition of existing outrigger structure at ground floor level, vertical extension of existing lower ground outrigger to ground and first floor. Introduction of a new door to the garden at the rear, widened steps up to garden level. Relocation of lower ground floor kitchen window to the new first floor rear extension. The existing rear stairwell window is also to be reinstated in the rear ground floor extension. Demolition of existing roof and erection of mansard extension, set back from front parapet. At the rear, mansard structure to be set back behind the existing and retained butterfly roof profile. Two dormer windows to the rear, two patio doors to the front. Internal changes include changes to the partitions at lower ground floor level, reinstatement of the original partition layout at ground floor and the removal of non-original arched alcove soffits at first floor'.
Granted Conditions Extension Loft or dormer +2 7 docs
Other heritage and listed building applications
In Southwark
-
26/AP/0792 Granted
11 Portland Street London Southwark SE17 2PF
Listed building consent for internal alterations including replacement of floorboards and partitions
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26/AP/1408 Granted
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Listed Building Consent for the replacement of the unauthorised UPVC front entrance door with a timber heritage door. (revised description)
-
26/AP/0879 Granted
Anchor 1 Bankside London Southwark SE1 9DN
Remove the redundant kitchen and service area to the mezzanine area and provide a new bar servery including backfitting and counter
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26/AP/1240 Granted
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Listed building consent for Installation of replacement signs to include 2x pictorial projecting sign, 1x 3D Anchor, 4x fascia signs, 2x menu cases, 2x door plaques, 1 large lantern, 9x small lanterns 1x set of building numbers and repainting of the exterior windows and doors by others
-
26/AP/1559 Granted
1 Pioneer Centre Frobisher Place London Southwark SE15 2EE
Listed building consent to replace roof coverings to both stair towers and main roof with new 2 ply torch on system over existing asphalt roof.