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Planning application

1 Mill Close Llanishen Cardiff CF14 0XQ

Refused Cardiff 25/01153/HSE Householder Planning Permission

Works: Extension Loft or dormer 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

Part single, part two storey rear and side extensions, increase side dormer size, installation of one front dormer, rear balcony, front porch extension and various external alterations.

As published by the council, reference 25/01153/HSE

Application record

Reference
25/01153/HSE
Type
Householder Planning Permission
Status
Decided
Decision
Refuse
Received
21 May 2025
Validated
23 May 2025
Decided
27 Oct 2025
Ward
LLANISHEN
Decision by
Delegated to Group Leader
Postcode
CF14 0XQ

Site history

Applications at this address on the Cardiff register

This site has had 2 applications since 2024: 1 approved, 1 refused.

  • 24/02033/HSE Granted

    1 Mill Close Llanishen Cardiff CF14 0XQ

    Part first floor, part two storey rear and side extensions. Re-roof and extend the existing side bathroom dormer. New front porch extension and re-roof garage entrance with hipped roof. External alterations to the property.

    Decided 17 Dec 2024 Householder

Timeline

Dates from the published record

  1. 21 May 2025

    Received by Cardiff

  2. 23 May 2025

    Validated

    Checked as complete and ready for consideration.

  3. 27 Oct 2025

    Decision issued: Refuse

  4. 6 Aug 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

Agent on file, an architecture practice

31 applications on PlanIndex · across 6 councils · 82% granted

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Documents

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

14 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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What this refusal means

Cardiff 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 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 500 metres

  • 1 Mill Close Llanishen Cardiff CF14 0XQ

    24/02033/HSE Submitted 27 Aug 2024 0m away

    Part first floor, part two storey rear and side extensions. Re-roof and extend the existing side bathroom dormer. New front porch extension and re-roof garage entrance with hipped roof. External alterations to the property.

    Granted Householder Extension Loft or dormer +1 51 docs
    Small domestic

  • Orchard Cottage 32 Mill Road Lisvane Cardiff CF14 0XB

    24/02937/WTTPP Submitted 10 Dec 2024 42m away

    Beech in rear garden of Beech Cottage, 32 Mill Road - reduce crown overall by 25%

    Granted Trees 3 docs

  • 9 Tanglewood Close Lisvane Cardiff CF14 0ET

    24/02765/WTTPP Submitted 23 Nov 2024 50m away

    T1 Sycamore Tree coppice to leave an overall height of approximately 2 metres above ground level

    Granted Trees 5 docs

  • 4 Tanglewood Close Lisvane Cardiff CF14 0ET

    19/02979/DCH Submitted 12 Nov 2019 109m away

    REAR SINGLE STOREY EXTENSION

    Granted Lawful development Extension 6 docs
    Small domestic

  • 4 Tanglewood Close Lisvane Cardiff CF14 0ET

    21/01344/DCH Submitted 26 May 2021 109m away

    REAR SINGLE STOREY EXTENSION

    Granted Householder Extension 5 docs
    Small domestic

  • 35 Mill Road Lisvane Cardiff CF14 0XH

    21/00672/DCH Submitted 17 Mar 2021 119m away

    DEMOLITION OF EXISTING CONSERVATORY AND CONSTRUCTION OF GROUND AND FIRST FLOOR EXTENSION TO REAR

    Granted Householder Extension Demolition 14 docs
    Small domestic

In Cardiff

  • 25/01805/HSE Refused

    12 Hamilton Street Pontcanna Cardiff CF11 9BP

    Replacement of the existing ground and first floor front bay windows with sliding sash uPVC windows.

    1 Aug 2025 Householder
  • 26/01543/HSE Refused

    2 Camelot Way Thornhill Cardiff CF14 9AN

    Proposed open sided car port, drainage to one side and into a gravel soakaway.

    24 Jul 2026 Householder
  • 26/01459/HSE Granted

    64 Fidlas Avenue Cyncoed Cardiff CF14 0NZ

    Side single and double storey extension

    14 Jul 2026 Householder
  • 26/01841/HSE Awaiting decision

    160 Heol Llanishen Fach Rhiwbina Cardiff CF14 6RG

    Two storey side extension and loft conversion with front and rear dormers

    1 Sep 2026 Householder
  • 26/01505/HSE Granted

    100 Caer Wenallt Rhiwbina Cardiff CF14 7HQ

    Front & rear dormers, porch & internal alterations.

    20 Jul 2026 Householder