3 Montague Square London Southwark SE15 2LQ

This site has had 2 applications since 2026: 1 approved, 1 refused.

• 26/AP/1280 Refused

  3 Montague Square London Southwark SE15 2LQ

  Prior approval notification for a ground floor rear extension

  Decided 3 Jun 2026 Full applications

1. 5 May 2026

   Received by Southwark

2. 8 May 2026

   Validated

   Checked as complete and ready for consideration.

3. 24 Jun 2026

   Decision issued: Certificate of Lawfulness Prop- GRANTED

4. 25 Jul 2026

   Added to PlanIndex

Southwark granted permission on 24 June 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.

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.

• 3 Montague Square London Southwark SE15 2LQ

  26/AP/1280 Submitted 5 May 2026 0.1 miles away

  Prior approval notification for a ground floor rear extension

  Refused Full applications Extension 10 docs

• 35A Clifton Way London SE15 2LH

  02/AP/1967 Submitted 1 Nov 2002 0.1 miles away

  Continued use of premises for motor vehicle repairs.

  Granted Full applications 1 doc

• 1 Loder Street London Southwark SE15 2LF

  22/AP/1233 Submitted 5 Apr 2022 0.1 miles away

  Certificate of lawfulness: demolition of exisiting outbuilding and proposed erection of new outbuilding

  Refused Lawful development Demolition 7 docs

• 1 Loder Street London Southwark SE15 2LF

  22/AP/2102 Submitted 14 Jun 2022 0.1 miles away

  Certificate of lawfulness for the proposed construction of an outbuilding in the rear garden

  Refused Lawful development 9 docs

• SLEEPER COURT, POMEROY STREET, LONDON, SE14 5FY

  DC/21/121572 Submitted 29 Apr 2021 0.1 miles away

  Prior Approval under Schedule 2, Part 20, Class A of the Town and Country Planning (General Permitted Development) Order (2015) (as amended) for the construction of one additional storey to Sleeper Court Pomeroy Street SE14 to provide 1 x 3-bed self-contained flat. (please note change in the description)

  Granted Prior approval 28 docs

• SLEEPER COURT, POMEROY STREET, LONDON, SE14 5FY

  DC/19/113677 Submitted 28 Aug 2019 0.1 miles away

  Details submitted in respect of part of Condition (1) 'Landscape Treatment' and Condition (7) 'Life Time Standard' for the planning permission referenced DC/10/073539 dated 15/10/2010 for the construction of a part three/part four storey block on former garden area of Hammersley House, Pomeroy Street SE14, to provide 2 one bedroom and 6 two bedroom self-contained flats.

  Granted Full applications New dwelling 8 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