Council planning record

Hip to gable and rear dormer roof extension.

13, Lisbon Avenue, Twickenham, TW2 5HR

The decision has been made on the application.Reference: PA26/1402London Borough of Richmond upon Thames

Last published check: 3 Oct 2026, 14:32. Check the council record for more recent changes.

Application location

13, Lisbon Avenue, Twickenham, TW2 5HR

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Application summary

Status
The decision has been made on the application.
Application type
Section 192 Permitted Development
Received
22 Apr 2026
Validated
24 Apr 2026
Determination deadline
17 Jun 2026
Local authority
London Borough of Richmond upon Thames

Application overview

Hip to gable and rear dormer roof extension.

Proposal details

Reference
PA26/1402
Alternative references
PP-14878922
Ward
West Twickenham Ward [WTK]
Agent
Pointon
UPRN
100022339650

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Documents 16 of 16

DocumentPublishedAction
Application Form - Without Personal DataApplication Form - Redacted22 Apr 2026View
H M LAND REGISTRYSubmitted Drawing22 Apr 2026View
Existing plans and elevationsSubmitted Drawing22 Apr 2026View
EXISTING CROSS SECTIONSubmitted Drawing22 Apr 2026View
PROPOSED BLOCK PLANSubmitted Drawing22 Apr 2026View
PROPOSED CROSS SECTIONSubmitted Drawing22 Apr 2026View
PROPOSED GROUND FLOORSubmitted Drawing22 Apr 2026View
PROPOSED FIRST FLOORSubmitted Drawing22 Apr 2026View
PROPOSED LOFT PLANSubmitted Drawing22 Apr 2026View
PROPOSED ROOF PLANSubmitted Drawing22 Apr 2026View
PROPOSED SIDE ELEVATIONSubmitted Drawing22 Apr 2026View
Elevation (Rear) - ProposedSubmitted Drawing22 Apr 2026View
Elevation (Front) - ProposedSubmitted Drawing22 Apr 2026View
Community Infrastructure Levy - Completed formCommunity Infrastructure Levy Form22 Apr 2026View
DecisionDecision Notice12 Jun 2026View
OFFICER REPORTReport15 Jun 2026View

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Application timeline

Council milestones and published deadlines. A deadline passing does not confirm a decision.

  1. Application date

    Published milestoneCouncil source
  2. Received date

    Published milestoneCouncil source
  3. Registration date

    Published milestoneCouncil source
  4. Valid date

    Published milestoneCouncil source
  5. Dispatch date

    Published milestoneCouncil source
  6. Decision date

    Published milestoneCouncil source
  7. Decision due date

    Past published deadline

    A published target or deadline. It does not confirm an outcome.

    Council source
  8. Decision expiry date

    Published deadline

    A published target or deadline. It does not confirm an outcome.

    Council source

Decision & conditions

Granted Permission
Decision
Planning conditions
  1. This proposal CONSTITUTES DEVELOPMENT within the meaning of Section 55 of the Town and Country Planning Act 1990, but by virtue of Article 3 and Schedule 2 of the Town and Country (General Permitted Development) (England) Order 2015 and any subsequent legislative amendments is of a class which is described as PERMITTED DEVELOPMENT and therefore planning permission IS NOT REQUIRED subject to the following conditions: (a) the materials used in any exterior work shall be of a similar appearance to those used in the construction of the exterior of the existing dwellinghouse; (b) the enlargement must be constructed so that: (i) other than in the case of a hip-to-gable enlargement or an enlargement which joins the original roof to the roof of a rear or side extension: (aa) the eaves of the original roof are maintained or reinstated; and (bb) the edge of the enlargement closest to the eaves of the original roof is, so far as practicable, not less than 0.2 metres from the eaves, measured along the roof slope from the outside edge of the eaves; and (ii) other than in the case of an enlargement which joins the original roof to the roof of a rear or side extension, no part of the enlargement extends beyond the outside face of any external wall of the original dwellinghouse; and (c) any window inserted on a wall or roof slope forming a side elevation of the dwellinghouse shall be: (i) obscure-glazed, and (ii) non-opening unless the parts of the window which can be opened are more than 1.7 metres above the floor of the room in which the window is installed.
  2. This proposal CONSTITUTES DEVELOPMENT within the meaning of Section 55 of the Town and Country Planning Act 1990, but by virtue of Article 3 and Schedule 2 of the Town and Country (General Permitted Development) (England) Order 2015 and any subsequent legislative amendments is of a class which is described as PERMITTED DEVELOPMENT and therefore planning permission IS NOT REQUIRED subject to the following condition: (a) that any window located on a roof slope forming a side elevation of the dwellinghouse shall be: (i) obscure-glazed; and (ii) non-opening unless the parts of the window which can be opened are more than 1.7 metres above the floor of the room in which the window is installed.
  3. For the avoidance of doubt the Drawing(s) No(s) and Document(s) to which this decision refers are as follows:- Received 22/04/2026: - Site Location Plan - CPA/0326/13LA/Block - CPA/0326/13LA/GF - CPA/0326/13LA/FF - CPA/0326/13LA/Loft - CPA/0326/13LA/Roof - CPA/0326/13LA/Side - CPA/0326/13LA/Rear - CPA/0326/13LA/Front - CPA/0326/13LA/Exst - CPA/0326/13LA/XSec – Existing - CPA/0326/13LA/XSec - Proposed
  4. The applicant is advised that the erection of new buildings or alterations to existing buildings should comply with the Building Regulations. This permission is NOT a consent under the Building Regulations for which a separate application should be made. For application forms and advice please contact the Building Control Section, Civic Centre, 44 York Street, Twickenham, TW1 3BZ. (Tel: 020 8891 1411).
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