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Planning application

18 Trem Y Coed St Fagans Cardiff CF5 6FB

Granted Cardiff 26/00002/CLPUD Cert of Lawfulness Proposed (s192)

Works: Extension

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

Proposal

Ground floor rear extension and associated works.

As published by the council, reference 26/00002/CLPUD

Application record

Reference
26/00002/CLPUD
Type
Cert of Lawfulness Proposed (s192)
Status
Decided
Decision
Granted As published: Permission Granted
Received
5 Jan 2026
Validated
5 Jan 2026
Decided
19 Jan 2026
Ward
PENTYRCH AND ST FAGANS
Decision by
Delegated to Group Leader
Postcode
CF5 6FB

Timeline

Dates from the published record

  1. 5 Jan 2026

    Received by Cardiff

  2. 19 Jan 2026

    Decision issued: Permission Granted

  3. 22 Jul 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

Resi Design Ltd Agent, a design practice registered in London

Active · incorporated 2016 · London

526 applications on PlanIndex · across 73 councils · 92% granted

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Documents

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

9 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 grant of permission means

Cardiff granted permission on 19 January 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 lawful development applications

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.

Nearby applications

Within 0.3 miles

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  • Lilyvale Trem Y Coed St Fagans Cardiff CF5 6FH

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  • 15 Trem Y Coed St Fagans Cardiff CF5 6FA

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  • 15 Trem Y Coed St Fagans Cardiff CF5 6FA

    21/01229/DCH Submitted 13 May 2021 200 yards away

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    Refused Householder Extension Loft or dormer 6 docs
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  • 15 Cwrt Y Cadno St Fagans Cardiff CF5 4PJ

    25/01614/HSE Submitted 10 Jul 2025 300 yards away

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    Granted Householder Extension 9 docs
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In Cardiff

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    Received 25 Sep, published by the council 6 Oct 2026 Lawful development
  • 26/02053/CLPUD Awaiting decision

    32 Homelands Road Heath Cardiff CF14 1UJ

    Single storey rear extension.

    Received 24 Sep, published by the council 6 Oct 2026 Lawful development
  • 26/01863/CLPUD Granted

    6 Llandennis Green Cyncoed Cardiff CF23 6JX

    Proposed conversion of existing integral garage to ancillary domestic accommodation, including minor internal alterations

    Received 4 Sep, published by the council 22 Sep 2026 Lawful development