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Planning application

1 Llanfair Road Pontcanna Cardiff CF11 9PZ

Granted Cardiff 25/02588/HSE Householder Planning Permission

Works: Extension Small domestic

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

Permission granted. Work must normally begin within five years of the decision or the permission lapses.

Proposal

Single-storey extension and ancillary annex.

As published by the council, reference 25/02588/HSE

Application record

Reference
25/02588/HSE
Type
Householder Planning Permission
Status
Decided
Decision
Granted As published: Permission Granted
Received
7 Nov 2025
Validated
7 Nov 2025
Decided
9 Apr 2026
Ward
RIVERSIDE
Decision by
Chair (6+ Reps)
Postcode
CF11 9PZ

Site history

Applications at this address on the Cardiff register

This site has had 2 applications since 2025: 1 approved, 0 refused.

  • 26/01779/NMA Awaiting decision

    1 Llanfair Road Pontcanna Cardiff CF11 9PZ

    Proposed Non-Material Amendment to Planning Permission 25/02588/HSE - To remove upper window and replace ground floor window with doors, change cladding and rear and side elevation material

    Submitted 20 Aug 2026 Amendments

Timeline

Dates from the published record

  1. 7 Nov 2025

    Received by Cardiff

  2. 9 Apr 2026

    Decision issued: Permission Granted

  3. 22 Jul 2026

    Added to PlanIndex

Cases linked to this one on the register

1 later application on the register refers to this one:

  • 26/01779/NMA Awaiting decision

    1 Llanfair Road Pontcanna Cardiff CF11 9PZ

    Proposed Non-Material Amendment to Planning Permission 25/02588/HSE - To remove upper window and replace ground floor window with doors, change cladding and rear and side elevation material

    Submitted 20 Aug 2026 Amendments

Who's behind it

Company information only, from the register and Companies House

Deer Architects Agent, an architecture practice registered in Hoddesdon

Active · incorporated 2026 · Hoddesdon

21 applications on PlanIndex · across 3 councils · 80% granted

Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.

See their track record

Documents

Plans, drawings, consultee responses and the officer's report

13 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.

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Open the documents

What this grant of permission means

Cardiff granted permission on 9 April 2026, subject to any conditions on the decision notice. Work must normally begin within five years or the permission lapses. More in our guide to what happens after a planning decision.

About householder applications

Householder applications cover work to an existing house and its garden, such as extensions, lofts and outbuildings, and cannot create a separate dwelling or change what the building is used for. More in our guide to planning application types.

Nearby applications

Within 0.3 miles

  • 1 Llanfair Road Pontcanna Cardiff CF11 9PZ

    26/01779/NMA Submitted 20 Aug 2026 50 yards away

    98% historically approved · decision due ~15 Oct

    Proposed Non-Material Amendment to Planning Permission 25/02588/HSE - To remove upper window and replace ground floor window with doors, change cladding and rear and side elevation material

    Awaiting decision Amendments Windows or glazing 4 docs

  • 5 Llanfair Road Pontcanna Cardiff CF11 9PZ

    21/01938/DCH Submitted 2 Aug 2021 50 yards away

    SINGLE STOREY SIDE EXTENSION

    Withdrawn Lawful development Extension 14 docs
    Small domestic

  • 126 Llandaff Road Pontcanna Cardiff CF11 9PW

    22/00578/DCH Submitted 15 Mar 2022 50 yards away

    SINGLE STOREY REAR AND SIDE EXTENSION

    Granted Householder Extension 5 docs
    Small domestic

  • 122 Llandaff Road Pontcanna Cardiff CF11 9PW

    21/00797/MNR Submitted 29 Mar 2021 50 yards away

    SINGLE STOREY REAR EXTENSION

    Granted Full applications Extension 12 docs
    Small domestic

  • 138A Llandaff Road Riverside Cardiff CF11 9PW

    26/01960/FUL Submitted 11 Sep 2026 50 yards away

    90% historically approved · decision due ~18 Nov

    Rear/side dormer loft conversion and rear balcony.

    Awaiting decision Full applications Loft or dormer 6 docs

  • 138A Llandaff Road Riverside Cardiff CF11 9PW

    26/01960/HSE Submitted 11 Sep 2026 50 yards away

    90% historically approved · decision due ~18 Nov

    Rear/side dormer loft conversion and rear balcony.

    Awaiting decision Full applications Loft or dormer 6 docs

In Cardiff

  • 26/02112/HSE Awaiting decision

    7 Penydarren Drive Whitchurch Cardiff CF14 2TT

    Proposed Single Storey Side/Rear Extension with Garage Conversion

    Received 7 Oct, published by the council 9 Oct 2026 Householder
  • 26/02113/HSE Awaiting decision

    78 Mill Road Lisvane Cardiff CF14 0UG

    PROPOSED FIRST FLOOR EXTENSION AT SIDE OF HOUSE

    Received 7 Oct, published by the council 9 Oct 2026 Householder
  • 26/01702/HSE Granted

    45 Gwern Rhuddi Road Cyncoed Cardiff CF23 6PS

    Two storey and single storey rear extensions (development similar to that as approved under 25/00533/HSE with additional first floor part).

    Received 10 Aug, published by the council 24 Aug 2026 Householder
  • 26/02104/HSE Awaiting decision

    15 Brynteg Rhiwbina Cardiff CF14 6TS

    Proposed single storey rear extension to the existing semi-detached dwelling including minor internal and external modifications

    Received 6 Oct, published by the council 9 Oct 2026 Householder
  • 26/02102/HSE Awaiting decision

    49 Kimberley Road Penylan Cardiff CF23 5DL

    Proposed ground floor rear side return extension

    Received 6 Oct, published by the council 9 Oct 2026 Householder