The Rose Retreat Spa Cyfarthfa Park Merthyr Tydfil CF47 8RE Data via plota.co.uk

P/26/0041 - Full Approved

Proposal

Erection of single storey extension, timber screen and patio with canopy Data via plota.co.uk

View original council record ↗Last checked

Application progress

✓
Received
27 Feb 2026
✓
Consultation
4 Mar 2026
✓
Approved
5 Jun 2026

Approved on 5 Jun 2026 · Delegated Decision · Last checked 5 Jul 2026

Associated applications 2

Site constraints 5

Registered park or garden: Cyfarthfa Castle
Nationally designated heritage. Its significance and setting carry great weight.
Registered parks and gardens, battlefields, world heritage sites and protected wrecks are designated heritage assets: harm needs clear and convincing justification.
Cyfarthfa, Merthyr Tydfil conservation area
Demolition needs planning permission and permitted development is restricted.
The council must give weight to preserving or enhancing the area's character and appearance. Not every council has published its boundaries as open data.
Also on the record
1 listed building within 150 m; Radon affected area, class 4; Coalfield, development low risk area.
Not affected
Outside flood zones 2 and 3 · No scheduled monument at the site

Checked on 6 October 2026. Historic England, the Environment Agency, Natural England, the Mining Remediation Authority, the British Geological Survey and UK Health Security Agency (radon, contains BGS materials © UKRI) and council datasets, Open Government Licence. A boundary can run through a site and the council holds the definitive record: confirm with the council before relying on this.

Building

Floor area116 m² (1,249 sq ft)
Energy ratingC (asset rating 72)
UseA1/A2 Retail and Financial/Professional services
HeatingHeating and Natural Ventilation

From the energy performance certificate lodged in March 2025, the latest held for this property. The building may have changed since. View the certificate

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Important details

Application type
Full
Postcode
CF47 8RE
Received
27 Feb 2026
Validated
27 Feb 2026
Ward
PARK
Case officer
Show
Decision
Full Approval
Decision date
5 Jun 2026
Decision level
Delegated Decision
Applicant
Show
Leaseholder
Show

How this decision compares

Decided in 98 days from validation, 50 days slower than Merthyr Tydfil's median of 48 for extensions. Approved, as 95% of extensions here are.

77%decided within 8 weeks
95%approved
58decided in the last year

Plota live figures for extensions decided by Merthyr Tydfil in the last twelve months, from validation. Merthyr Tydfil decision record →

Consultation & key dates

Neighbours
4 Mar 2026
Consultation
4 Mar 2026
Comments by
25 Mar 2026
Site or press notice
4 Mar 2026
Env. assessment
No

Energy performance: Energy performance certificates from the Energy Performance of Buildings Register, Ministry of Housing, Communities and Local Government. Contains public sector information licensed under the Open Government Licence v3.0. © Crown copyright 2026.

Leaseholders: Information produced by HM Land Registry. © Crown copyright 2026. Source: HM Land Registry, UK and overseas companies that own property in England and Wales, September 2026 release.