Planning application
17 Broadstairs Road Canton Cardiff CF11 8DE
Works: Extension Loft or dormer 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
Hip to gable and rear dormer roof extension.
As published by the council, reference 26/00376/HSE
Application record
- Reference
- 26/00376/HSE
- Type
- Householder Planning Permission
- Status
- Decided
- Decision
- Permission Granted
- Received
- 23 Feb 2026
- Validated
- 23 Feb 2026
- Decided
- 24 Mar 2026
- Ward
- CANTON
- Decision by
- Delegated to Group Leader
- Postcode
- CF11 8DE
Timeline
Dates from the published record
-
23 Feb 2026
Received by Cardiff
-
24 Mar 2026
Decision issued: Permission Granted
-
22 Jul 2026
Added to PlanIndex
Who's behind it
Company information only, from the register and Companies House
Brennan Architectural Design Agent, an architecture practice registered in Aberdare
Active · incorporated 2023 · Aberdare
60 applications on PlanIndex · across 5 councils · 79% 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 recordDocuments
Plans, drawings, consultee responses and the officer's report
6 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.
Trade members open them from here.
Open the documentsWhat this grant of permission means
Cardiff granted permission on 24 March 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 500 metres
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23 Broadstairs Road Canton Cardiff CF11 8DE
Erection of single storey side extension
Granted Householder Extension 14 docsSmall domestic -
30 Broadhaven Canton Cardiff CF11 8DB
AMENDMENT TO DORMER EXTENSION, RETAIN PART OF EXISTING GARAGE AND MINOR AMENDMENT TO TERRACE - PREVIOUSLY APPROVED UNDER 20/02209/DCH
Withdrawn Householder Extension Loft or dormer 3 docsDomestic -
30 Broadhaven Canton Cardiff CF11 8DB
TO ENCLOSE THE SIDE/FRONT ELEVATION RECESS BENEATH BEDROOM 3 AND CREATE A CLOAKROOM - PREVIOUSLY APPROVED UNDER 20/02209/DCH
Granted Householder 3 docsDomestic -
39 Broadhaven Canton Cardiff CF11 8DA
First floor side extension.
Granted Householder Extension 12 docsDomestic -
29 Broad Street Canton Cardiff CF11 8BZ
Proposed Non-Material Amendment to Planning Permission 21/02714/DCH- Alterations to rear outbuilding.
Granted Amendments 5 docs -
17 Broadhaven Canton Cardiff CF11 8DA
Single storey side extension.
Granted Householder Extension 7 docsSmall domestic
Other householder applications
In Cardiff
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26/01907/HSE Awaiting decision
46 Oakley Place Grangetown Cardiff CF11 7EW
Rear dormer roof extension.
-
26/01013/HSE Granted
74 Beulah Road Rhiwbina Cardiff CF14 6LY
Rear, side and front extensions, raised roof ridge height, front and rear dormers and minor internal and external works.
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26/01611/HSE Granted
6 Dewi Court 47 Cardiff Road Llandaff Cardiff CF5 2ET
Replacement of existing sliding patio doors with french doors, increase height of existing garden boundary walls on 2 sides with trellis and installation of stand alone garden room.
-
26/01592/HSE Granted
20 Meadow Street Pontcanna Cardiff CF11 9PY
Construction of single storey rear wrap around extension.
-
26/01905/HSE Awaiting decision
9 Clos William Rhiwbina Cardiff CF14 6QJ
Single Storey Side/Rear Extension with Internal Alterations. Loft Reconfiguration with Dormers. Detached Garage Enlargement.