Planning application
42 May Street Cathays Cardiff CF24 4EX
Works: Extension Loft or dormer
Permission granted. Work must normally begin within five years of the decision or the permission lapses.
Proposal
Ground floor rear extension, rear dormer roof extension and Change of Use from class C4 House in Multiple Occupation to large Sui Generis House in Multiple Occupation.
As published by the council, reference 25/02942/FUL
Application record
- Reference
- 25/02942/FUL
- Type
- Full Planning Permission
- Status
- Decided
- Decision
- Permission Granted
- Received
- 16 Dec 2025
- Validated
- 16 Dec 2025
- Decided
- 8 Jun 2026
- Ward
- CATHAYS
- Decision by
- Delegated to Group Leader
- Postcode
- CF24 4EX
Timeline
Dates from the published record
-
16 Dec 2025
Received by Cardiff
-
8 Jun 2026
Decision issued: Permission Granted
-
22 Jul 2026
Added to PlanIndex
Documents
Plans, drawings, consultee responses and the officer's report
8 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 8 June 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 full applications
A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.
Nearby applications
Within 500 metres
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46 May Street Cathays Cardiff CF24 4EX
Conversion from class C4 House in Multiple Occupation to large sui generis House in Multiple Occupation plus ground floor rear extension, dormer loft conversion and alterations
Granted Full applications Extension Loft or dormer 10 docs -
48 May Street Cathays Cardiff CF24 4EX
91% historically approved · decision due ~26 Oct
CONVERSION FROM CLASS C3 HOUSE TO LARGE SUI GENERIS HOUSE IN MULTI-OCCUPATION
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48 May Street Cathays Cardiff CF24 4EX
TO ALTER FLAT ROOF TO FALL IN OPPOSITE DIRECTION - PREVIOUSLY APPROVED UNDER 19/00467/DCH
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The Salvation Army May Street Cathays Cardiff CF24 4EX
91% historically approved · decision due ~20 Nov
Conversion of former hall to 10 self contained flats with side two and single storey extension plus alterations to external openings.
Awaiting decision Full applications New dwelling Extension 6 docsSmall domestic -
The Salvation Army May Street Cathays Cardiff CF24 4EX
Change of use to five HMO flats, reducing existing building and raising ridge line with front and rear dormers.
Refused Full applications New dwelling Loft or dormer 9 docs -
60 May Street Cathays Cardiff CF24 4EY
Use of the property as a C4 House in Multiple Occupation (HMO).
Granted Lawful development 9 docs
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