29 Portland Street London Southwark SE17 2PG

1. 9 Nov 2022

   Received by Southwark

2. 24 Nov 2022

   Validated

   Checked as complete and ready for consideration.

3. 12 Jan 2023

   Decision issued: Certificate of Lawfulness Prop- GRANTED

4. 28 Jul 2026

   Added to PlanIndex

Southwark granted permission on 12 January 2023, 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.

A lawful development certificate is a legal determination that existing or proposed works do not need planning permission; the merits of the scheme are not considered. More in our guide to planning application types.

• 49 Portland Street London Southwark SE17 2PG

  22/AP/3914 Submitted 14 Nov 2022 50 yards away

  Replacement of existing single glazed windows with double glazed timber windows to the front and rear.

  Granted Householder Windows or glazing 20 docs
  Domestic

• 49 Portland Street London Southwark SE17 2PG

  22/AP/3913 Submitted 14 Nov 2022 50 yards away

  Details of Condition 5 (Detailed drawings), as required by planning permission 20/AP/2844 dated 30/11/2020 for Construction of a ground floor rear extension, conversion of loft space at second floor level and the provision of conservation rooflights on rear roof slope.

  Granted Conditions Extension Loft or dormer 5 docs

• 43 PORTLAND STREET, LONDON, SE17 2PG

  16/AP/5064 Submitted 16 Dec 2016 50 yards away

  Installation of rear reception french doors to rear. Removal of door and window set to kitchen and installation of window.

  Withdrawn Full applications Windows or glazing

• 11 Portland Street London Southwark SE17 2PF

  26/AP/0792 Submitted 19 Mar 2026 50 yards away

  Listed building consent for internal alterations including replacement of floorboards and partitions

  Granted Heritage and listed buildings 14 docs

• 6 Sondes Street London Southwark SE17 2PQ

  22/AP/2907 Submitted 17 Aug 2022 50 yards away

  Certificate of lawfulness (proposed) for the construction of a single storey rear extension and the construction of a rear dormer extension with two front roof lights.

  Granted Lawful development Extension Loft or dormer 13 docs
  Small domestic

• 58-80 Portland Street London Southwark SE17 2PB 59-83 Portland Street London SE17 2PB 110-202 Merrow Street London Soutwark SE17 2NP

  23/AP/2348 Submitted 18 Aug 2023 100 yards away

  Replacement of timber framed single glazing with painted timber double glazed units at 58-80 Portland Street, 59-83 Portland Street and 110-202 Merrow Street

  Granted Full applications Windows or glazing 71 docs

• 26/AP/1673 Granted

  Flat 67 Benbow House 24 New Globe Walk London Southwark SE1 9DS

  Certificate of Lawful Development to replace existing external doors with new thermally improved doors

  Received 11 Jun, published by the council 25 Jul 2026 Lawful development
• 26/AP/1909 Granted

  6 Ethnard Road London Southwark SE15 1RU

  Certificate of lawfulness (proposed) for a loft conversion with rear dormer

  Received 30 Jun, published by the council 25 Jul 2026 Lawful development
• 26/AP/1759 Granted

  29 Dundas Road London Southwark SE15 2DR

  Certificate of Lawful Development (Proposed) for loft conversion with rear dormer, installation of roof lights to front roof slope, construction of a rear outbuilding, fenestration changes including new and replacement windows and installation of soil vent pipe.

  Received 17 Jun, published by the council 25 Jul 2026 Lawful development
• 26/AP/1942 Granted

  Peckham Rye Railway Station Station Way London Southwark SE15 4RX

  Certificate of lawfulness (existing) to confirm that planning permission 22/AP/1006 was lawfully implemented within the prescribed time period

  Received 3 Jul, published by the council 25 Jul 2026 Lawful development
• 26/AP/1625 Granted

  97 - 99 Borough High Street Southwark SE1 1NL

  Certificate of Lawful development (proposed) for: Like for like replacement of the existing Zinc Cladding, for non combustible insulation, behind the cladding and replacement external like for like (new) zinc cladding; and like for like replacement of the penthouse terrace decking and the balcony decking to the rear.

  Received 8 Jun, published by the council 25 Jul 2026 Lawful development