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Planning application

19 High Street Llandaff Cardiff CF5 2DY

Granted Cardiff 26/00622/LBC Listed Building Consent

Works: Extension Loft or dormer

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

Proposal

Replace existing Roof Structure, Install Flush Fitting PV panels to rear roof of main house and approved extension. Additional Roof light to rear Roof.

As published by the council, reference 26/00622/LBC

Application record

Reference
26/00622/LBC
Type
Listed Building Consent
Status
Decided
Decision
Granted As published: Permission Granted
Received
25 Mar 2026
Validated
25 Mar 2026
Decided
1 May 2026
Ward
LLANDAFF
Decision by
Delegated OM (Major & GL)
Postcode
CF5 2DY

Site history

Applications at this address on the Cardiff register

This site has had 5 applications since 2025: 4 approved, 0 refused.

  • 25/02937/DOC Granted

    19 High Street Llandaff Cardiff CF5 2DY

    Discharge of Conditions 3 (Method statement for cement removal), 5 (Structural reinforcement details), 6 (Roof works details), 7 (Joinery details), 8 (Dormer details), 9 (Extension details), 10 (Boundary treatment details) of 25/01465/LBC

    Decided 29 Apr 2026 Conditions
  • 25/02403/HSE Awaiting decision

    19 High Street Llandaff Cardiff CF5 2DY

    Erect 2 No gates to the boundary with the highway and install a domestic air source heat pump.

    Submitted 17 Oct 2025 Householder
  • 25/01465/LBC Granted

    19 High Street Llandaff Cardiff CF5 2DY

    Single storey rear extension, rear dormer extension, roof light to rear and other associated external alterations including a new front gate and wall, replacement gutters and drainpipes, roof repair and renewal, new and replacement windows, and stone repairs. Internal alterations to the property.

    Decided 1 Oct 2025 Heritage and listed buildings
  • 25/01464/HSE Granted

    19 High Street Llandaff Cardiff CF5 2DY

    Single storey rear extension, rear dormer loft conversion, roof light to rear and other associated external alterations including a new front gate and wall, new gutters and drainpipes, and the replacement and repair of various windows, doors and stonework.

    Decided 1 Oct 2025 Householder

Timeline

Dates from the published record

  1. 25 Mar 2026

    Received by Cardiff

  2. 1 May 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

Sillitoe Architecture Agent, an architecture practice

6 applications on PlanIndex

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

7 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.

Watch members (£5 a month) open the document list from here.

Open the documents

What this grant of permission means

Cardiff granted permission on 1 May 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 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 0.3 miles

  • 19 High Street Llandaff Cardiff CF5 2DY

    25/02403/HSE Submitted 17 Oct 2025 50 yards away

    93% historically approved · decision due ~12 Dec

    Erect 2 No gates to the boundary with the highway and install a domestic air source heat pump.

    Awaiting decision Householder 4 docs
    Domestic

  • 19 High Street Llandaff Cardiff CF5 2DY

    25/01465/LBC Submitted 23 Jun 2025 50 yards away

    Single storey rear extension, rear dormer extension, roof light to rear and other associated external alterations including a new front gate and wall, replacement gutters and drainpipes, roof repair and renewal, new and replacement windows, and stone repairs. Internal alterations to the property.

    Granted Heritage and listed buildings Extension Loft or dormer +2 14 docs
    Small domestic

  • 19 High Street Llandaff Cardiff CF5 2DY

    25/02937/DOC Submitted 16 Dec 2025 50 yards away

    Discharge of Conditions 3 (Method statement for cement removal), 5 (Structural reinforcement details), 6 (Roof works details), 7 (Joinery details), 8 (Dormer details), 9 (Extension details), 10 (Boundary treatment details) of 25/01465/LBC

    Granted Conditions Extension Loft or dormer 19 docs

  • 19 High Street Llandaff Cardiff CF5 2DY

    25/01464/HSE Submitted 23 Jun 2025 50 yards away

    Single storey rear extension, rear dormer loft conversion, roof light to rear and other associated external alterations including a new front gate and wall, new gutters and drainpipes, and the replacement and repair of various windows, doors and stonework.

    Granted Householder Extension Loft or dormer +1 16 docs
    Small domestic

  • 21 High Street Llandaff Cardiff CF5 2DY

    21/01013/MNR Submitted 21 Apr 2021 50 yards away

    NEW SHOP FRONT ALTERATIONS

    Granted Full applications Windows or glazing 13 docs

  • 15 High Street Llandaff Cardiff CF5 2DY

    21/00906/DCH Submitted 13 Apr 2021 50 yards away

    RETENTION OF REPLACEMENT WINDOWS IN FRONT ELEVATION

    Granted Householder Windows or glazing 13 docs
    Domestic

In Cardiff

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    Rainbow Bargain Ltd Bangor Street Roath Cardiff CF24 3LQ

    Repair, alteration, and extension, together with external landscaping and change-of-use to a flexible mixed use development.

    Received 12 Jan, published by the council 22 Jul 2026 Heritage and listed buildings
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    Received 31 Mar, published by the council 22 Jul 2026 Heritage and listed buildings
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    Received 15 Jul, published by the council 6 Aug 2026 Heritage and listed buildings
  • 26/00900/LBC Granted

    The Court Special School Station Road Llanishen Cardiff CF14 5UX

    Proposed replacement fencing

    Received 6 May, published by the council 22 Jul 2026 Heritage and listed buildings
  • 26/01804/LBC Awaiting decision

    St Fagans Castle Crofft-y-genau Road St Fagans Cardiff

    Repair and partial rebuilding of a chimney and repair to window to one of the Castle`s rear outbuildings

    Received 24 Aug, published by the council 29 Aug 2026 Heritage and listed buildings