Skip to content
PlanIndex Get alerts
Menu

Planning application

12 Mabledon Place London WC1H 9AZ

Refused Camden 2019/0586/L Heritage and listed buildings

Works: Extension Small domestic

Read from the description, not a valuation. How we read the register

Refused. Only the applicant can appeal, within the statutory time limit, and a revised scheme can be submitted instead.

Proposal

Erection of single storey roof extension.

As published by the council, reference 2019/0586/L

Application record

Reference
2019/0586/L
Category
Heritage and listed buildings
Status
Final Decision
Decision
Refused
Decided
13 Nov 2023
Postcode
WC1H 9AZ

Site history

Applications at this address on the Camden register

This site has had 7 applications since 2021: 2 approved, 4 refused.

  • 2024/2374/L Withdrawn

    12 Mabledon Place London WC1H 9AZ

    Erection of mansard roof extension.

    Decided 9 Aug 2024 Heritage and listed buildings
  • 2024/1649/P Refused

    12 Mabledon Place London WC1H 9AZ

    Erection of mansard roof extension to create one additional HMO room.

    Decided 5 Aug 2024 Full applications
  • 2024/2262/L Refused

    12 Mabledon Place London WC1H 9AZ

    Erection of a mansard roof extension.

    Decided 5 Aug 2024 Heritage and listed buildings
  • 2024/1072/T Granted

    12 Mabledon Place London WC1H 9AZ

    REAR GARDEN: 1 x London Plane (T1) - Prune back to previous points

    Decided 1 May 2024 Trees
  • 2018/6282/P Refused

    12 Mabledon Place London WC1H 9AZ

    Erection of single storey roof extension.

    Decided 13 Nov 2023 Full applications
  • 2019/5543/T Granted

    12 Mabledon Place London WC1H 9AZ

    REAR GARDEN: 1 x London Plane - Reduce by 30% - 35% and thin out by 40 - 50%.

    Decided 9 Apr 2021 Trees

Timeline

Dates from the published record

  1. 13 Nov 2023

    Decision issued: Refused

  2. 22 Jul 2026

    Added to PlanIndex

What this refusal means

Camden refused this application for the reasons on the decision notice; only the applicant can appeal, and refused schemes often return in revised form. 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

  • National Union Of Teachers Hamilton House Mabledon Place London WC1H 9BD

    2013/0078/P 0m away

    Alterations to front entrance to include resurfacing of main entrance steps and installation of handrails to each side of entrance steps at Mabledon Place, installation of glazed canopy at Hastings Street entrance, and replacement of double doors at Bidborough Street and Hasting Street entrance to existing office building (Class B1).

    Withdrawn Full applications Windows or glazing
  • Room 432 4th Floor Hamilton House 13-18 Mabledon Place London WC1H 9BB

    2017/3608/P 9m away

    Change of use of room 432 on fourth floor from Class B1a office to a flexible use as Class B1 office or Class D1 medical clinic.

    Granted Full applications
  • National Union of Teachers Hamilton House Mabledon Place London WC1H 9BD

    2013/6584/P 9m away

    Installation of a glazed canopy structure over the entrance on Hastings Street. Installation of new doors on Hastings Street and Bidborough Street with the addition of handrails each side of the main entrance steps.

    Granted Full applications Windows or glazing
  • Bidborough House 38 Bidborough Street London WC1H 9BT

    2015/0933/P 42m away

    Replacement of existing doors to main and secondary entrances with powder coated aluminium/stainless steel framed and glazed entrance doors to main entrance and new revolving/air-lock door with adjacent fire exit/pass door to secondary entrance.

    Granted Full applications Windows or glazing
  • Bidborough House 38-50 Bidborough Street London WC1H 9BT

    2020/5133/P 42m away

    Temporary change of use of the Ground to Fourth Floor of Bidborough House from Offices (Class E) to Education (Class F1) comprising of student study space and associated works for a period of two years until 30th June 2022 (academic years 2020/2021 and 2021/2022).

    Granted Full applications
  • Bidborough House 38-50 Bidborough Street London WC1H 9BT

    2023/4703/P Submitted 2 Nov 2023 42m away

    Extension of external ramp and handrails, replacement of the handrails on external stairs, installation of new doors and associated works to front elevation

    Granted Full applications Extension 15 docs

In Camden

  • 2026/0825/L Granted

    88 Frognal London NW3 6XB

    Discharge of condition 4 (a) Plan, elevation and section drawings of all new internal doors at a scale of 1:10 with typical moulding and architrave details at a scale of 1:1. b) Plan, elevation and section drawings, including jambs, head and cill, of all new windows and doors, including garage doors and windows, at a scale of 1:10 with typical glazing bar details at 1:1) of 2025/3436/L (External works comprising demolition of existing conservatory and erection of single-storey ground floor extension; demolition of existing garage and erection of replacement garage; alterations and repairs to roof; repair and minor alterations to building facade; provision of new hard and soft landscaping. Interior works comprising general remodelling works; minor changes to planform and openings; installation of new mechanical and electrical services throughout)

    2 Mar 2026 Heritage and listed buildings
  • 2026/2946/L Awaiting decision

    Flat 1, 73 Eton Avenue London NW3 3EU

    Replacement of existing defective rear lean-to conservatory with a new slimline powder-coated aluminium framed conservatory with clear double glazing, on the exact same footprint as existing.

    3 Sep 2026 Heritage and listed buildings
  • 2026/3754/L Awaiting decision

    10 Great Ormond Street London Camden WC1N 3RB

    Coversion of 3 flats into 4 and internal alterations to the listed building

    2 Sep 2026 Heritage and listed buildings
  • 2026/2194/L Withdrawn

    Dunboyne Road Estate Dunboyne Road London NW3 2YY

    Installation of Air Source and Water Source Heat Pumps in basement car park with associated acoustic and security enclosures; installation of PV Panels on roof of Blocks 1, 2 and 3; removal of existing gas boilers and associated plant; installation of a new estate-wide heating network including Heat Interface Units, radiators, pipework and associated infrastructure to serve Flats 1-71; excavation of trenches and installation of below-ground heating, water and electrical infrastructure; and associated ancillary works.

    29 May 2026 Heritage and listed buildings
  • 2026/3773/L Awaiting decision

    47 Kelly Street London NW1 8PG

    Replacement of concrete roof tiles with slate roof tiles (Retrospective)

    28 Aug 2026 Heritage and listed buildings