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Planning applications in CF45

We hold 588 planning applications for the CF45 postcode area, 23 of them submitted in the past year. 88% of decided applications here were approved. A decision typically takes 60 days. The area is covered by Rhondda.

588
applications held
23
in the past year
88%
approved
60 days
median decision

Councils covering CF45

Rhondda (588)

Recent applications in CF45

Pending
Small
Full Application
7 Aug 202626/0680/FUL
16 The Poplars Mountain Ash Rhondda Cynon Taf CF45 4LBRhondda

Proposed Single-storey Rear Extension

Pending
Small
Full Application
9 Jul 202626/0602/FUL
24A Margaret Street Abercynon Rhondda Cynon Taf CF45 4RERhondda

Change of use of the existing first-floor two-bedroom residential flat from Class C3 to Class D1 to form an extension to the existing ground-floor dental practice. The existing dental practice occupies the ground floor of the building. The first-floor accommodation will be incorporated into the practice to provide two additional dental surgeries, a patient waiting area, staff facilities and a WC. No changes are proposed to the established use of the ground floor, and the extension will increase the total number of dental surgeries within the practice. The development will enable the practice to expand its clinical capacity, improve patient facilities and make more efficient use of the existing building.

Pending
Medium
Full Application
8 Jul 202626/0598/FUL
Murco Petrol Expressway Services Slip Road To Services Abercynon Rhondda Cynon Taf CF45 4YXRhondda

Extension to Existing Sales Building

Pending
Small
Discharge of Condition/s
7 Jul 202626/0597/DIS
LAND ADJACENT TO 5 THE BEECHES ABERCYNON CF45 4TXRhondda

Discharge of conditions 4 (Vehicular footway crossing), 6 (Traffic management and wheel washing facilities) and 9 (Broadband infrastructure) of previously approved planning application 24/0728/FUL.

Permitted
Medium
Works to a tree with a TPO
17 Jun 202626/0537/TPO
25 Bron-y-deri Mountain Ash Rhondda Cynon Taf CF45 4LLRhondda

Works to trees subject to a TPO. Crown pruning of one Oak tree and the removal of one dead Ash tree.

Pending
Small
Non-Material Amendments
11 Jun 202626/0514/NMA
12 Sunnyside Main Road Abercynon Rhondda Cynon Taf CF45 4DJRhondda

Non-material amendment to Condition 2 (approved plans) of planning permission ref. 26/0006/FUL to vary the wording from 3 months to 6 months to allow sufficient time for the gathering and submission of additional supporting information.

Pending
Medium
Full Application
4 Jun 202626/0494/FUL
Land Opposite Nixons Workingmens Club Oxford Street Mountain Ash Rhondda Cynon Taf CF45 3HDRhondda

Proposed erection of 28 affordable apartments together with associated parking, landscaping, pedestrian access and external works.

Permitted
Small
Works to a tree with a TPO
2 Jun 202626/0489/TPO
1 The Beeches Abercynon Rhondda Cynon Taf CF45 4TXRhondda

T3 Norwegian Maple - reduce the crown and thin the canopy.

Permitted
Medium
Full Application
22 Apr 202626/0346/FUL
Land Opposite Y Wenllan Woodland Crescent Abercynon Rhondda Cynon Taf CF45 4UTRhondda

Proposed construction of three domestic garages

Permitted
Small
Non-Material Amendments
20 Mar 202626/0245/NMA
Land Adjacent To 5 The Beeches Abercynon Rhondda Cynon Taf CF45 4TXRhondda

Non-material amendment of previously approved planning application 24/0728/FUL for a reduction in the footprint and area of the dwelling.

Permitted
Small
Cert of Lawful Use/Operation - Proposed
27 Feb 202626/0179/CPRO
Forest View 30 Railway Terrace Penrhiwceiber Mountain Ash Rhondda Cynon Taf CF45 3STRhondda

Proposed appointment-only smartphone repair service within a residential dwelling.

Permitted
Small
Renewal/Variation of Condition
17 Feb 202626/0137/RVOC
40 Sierra Pines Mountain Ash Rhondda Cynon Taf CF45 3DSRhondda

Variation of condition 7 and removal of conditions 5 and 6 of previous permission 25/1064/FUL

Permitted
Small
Full Application
5 Feb 202626/0102/FUL
98 Bryn Ifor Mountain Ash Rhondda Cynon Taf CF45 3ABRhondda

Create parking area to front with associated retaining structure.

Permitted
Medium
EIA Screening/Scoping
3 Feb 202626/0095/SSO
LAND AT GILFACH-Y-RHYD FARM, ABERCYNON, CF45 4RXRhondda

The intention is to make a planning application for full planning permission for the construction, operation, maintenance and decommissioning of a ground mounted solar farm with an export capacity of circa 22.2MW, complete with landscaping, associated infrastructure, and the provision of access and operational access tracks

Permitted
Medium
Full Application
26 Jan 202626/0055/FUL
The Napiers Hotel 76 High Street Mountain Ash Rhondda Cynon Taf CF45 3LDRhondda

Conversion of former skittle alley to two self contained Airbnb's.

Pending
Medium
Full Application
19 Jan 202626/0030/FUL
4 Gwernifor Street Mountain Ash Rhondda Cynon Taf CF45 3NARhondda

The works include; raising the rear garden ground level, raising a lean to roof to a flat roof and the addition of a balcony area. (retrospective) (Amended plans received 02/03/2026)

Permitted
Small
Full Application
6 Jan 202626/0006/FUL
12 Sunnyside Main Road Abercynon Rhondda Cynon Taf CF45 4DJRhondda

Two storey side extension, with changes to front retaining wall.

Permitted
Small
Full Application
2 Dec 202525/1234/FUL
Cwrt Ynysmeurig Abercynon Rhondda Cynon Taf CF45 4YDRhondda

GRP Sprinkler Water Pump and storage plant

Permitted
Small
Full Application
10 Nov 202525/1126/FUL
2 Woodland Crescent Abercynon Rhondda Cynon Taf CF45 4UTRhondda

Replacement garage with storage facility over to rear of existing property

Permitted
Small
Renewal/Variation of Condition
21 Oct 202525/1074/RVOC
71 Herbert Street Abercynon Rhondda Cynon Taf CF45 4RGRhondda

Variation of condition 2 (Approved Plans) of previously approved planning application 24/0618/FUL to increase the footprint of the extension. Condition Number(s): Condition 2 Conditions(s) Removal: Due to the location of the main sewer, regulations require us to build at least 1m away from it. This means the extension footprint will be slightly larger than the approved plans. Amend size of extension as per attached plans

Permitted
Small
Full Application
20 Oct 202525/1077/FUL
Bali Hai Salisbury Road Abercynon Rhondda Cynon Taf CF45 4NURhondda

Conversion of bungalow to dormer bungalow

Permitted
Medium
Full Application
10 Oct 202525/1035/FUL
Car Park At Trade Centre Wales Cilfynydd Road Abercynon CF45 4XARhondda

New Customer Care Building with Associated Parking and Infrastructure (Change of Use from Use Class B8 to Use Classes B1 and B8).

Permitted
Small
Discharge of Condition/s
8 Oct 202525/1030/DIS
4 Elizabeth Street Abercynon Rhondda Cynon Taf CF45 4NSRhondda

Discharge of conditions 4 (Grease Trap) and 5 (Flue Extraction).

Permitted
Small
Full Application
18 Sept 202525/0957/FUL
Shop 1A Ynysmeurig Road Abercynon Rhondda Cynon Taf CF45 4SYRhondda

Proposed change of use from A1 (Retail) to A3 (Restaurant)

Permitted
Small
Full Application
18 Sept 202525/0956/FUL
8 Meadow Close Mountain Ash Rhondda Cynon Taf CF45 3DNRhondda

Proposed single-storey rear extension, with the demolition and relocation of the existing garage (additional plans received 15/10/2025)

Refused
Small
Full Application
3 Sept 202525/0924/FUL
Cafe First Floor 19A Ynysmeurig Road Abercynon Rhondda Cynon Taf CF45 4SYRhondda

Change of use of ground floor from A3 use to a 2 bedroom flat with external alterations

Permitted
Medium
Discharge of Condition/s
31 Jul 202525/0834/DIS
Bryngolwg Llanwonno Road Mountain Ash Rhondda Cynon Taf CF45 3NERhondda

Discharge of Conditions 3 (Materials), 4 (Boundary Treatments), 7 (Drainage), 8 (Structural Calculations) & 10 (Bat/bird bricks/boxes) of planning permission 22/0685/10.

Refused
Small
Full Application
30 Jul 202525/0831/FUL
Land Off Williams Street Abercynon CF45 4RWRhondda

Proposed erection of a 2no., three storey detached dwellings. (Re-submission of application ref. 24/0730/FUL) (Drainage Statement rec. 25/11/25)

Permitted
Small
Advertisement Consent
24 Jul 202525/0816/ADV
Mountain Ash Post Office 56 - 58 Oxford Street Mountain Ash Rhondda Cynon Taf CF45 3HBRhondda

Advertisement consent for the installation of a 'Banking Hub' aluminium panel fascia sign with individual acrylic lettering and post office logos and a projecting sign to the front elevation. Proposed internal illumination of ground floor windows with directory of services and marketing posters, proposed A4 size opening hours sign, one CCTV sign and one A5 size DDA sign to front entrance door.

Permitted
Small
Full Application
24 Jul 202525/0815/FUL
Mountain Ash Post Office 56 - 58 Oxford Street Mountain Ash Rhondda Cynon Taf CF45 3HBRhondda

Change of use from Use Class A1 (Retail) to Use Class A2 (Financial and Professional Services). Installation of new ACM fascia panel to front elevation and new MVHR Unit and Condenser to courtyard area.

Permitted
Small
Full Application
7 Jul 202525/0749/FUL
CKR Furniture Frames Limited Cardiff Road Mountain Ash Rhondda Cynon Taf CF45 4EYRhondda

Change of use from furniture store to gym

Permitted
Medium
Full Application
1 Jul 202525/0728/FUL
Penrhiwceiber Welcome Centre Church Street Penrhiwceiber Mountain Ash Rhondda Cynon Taf CF45 3YDRhondda

Proposed construction of a Modular Building (25 Year Lease).

Permitted
Small
Full Application
24 Jun 202525/0706/FUL
23A Margaret Street Abercynon Rhondda Cynon Taf CF45 4RERhondda

Single storey stockroom extension to rear elevation (Amended plans received 07/08/2025).

Permitted
Medium
Full Application
13 Jun 202525/0668/FUL
98 Bryn Ifor Mountain Ash Rhondda Cynon Taf CF45 3ABRhondda

Single storey side extension, part two storey part single storey rear extension, attic conversion with rear dormer. Demolish existing garage and construct new detached garage with associated retaining walls. (Resubmission of 25/0521/FUL).

Pending
Small
Full Application
15 May 202525/0552/FUL
Perthcelyn Reservoir Perthcelyn Mountain Ash CF45 3HJRhondda

Decommission and infill of the disused Perthcelyn Reservoir (Preliminary Ecological Assessment received 06/10/2025) (Biodiversity Enhancement Management Plan and Construction Environmental management Plan received 25/11/2025) (Amended red line boundary received 18/08/2026).

Permitted
Small
Full Application
14 May 202525/0545/FUL
9 Harris View Penrhiwceiber Mountain Ash Rhondda Cynon Taf CF45 3TXRhondda

Double storey rear extension.

Permitted
Small
Non-Material Amendments
14 May 202525/0546/NMA
South Wales Fire And Rescue Abercynon Fire Station The Basin Cilfynydd Road Abercynon Rhondda Cynon Taf CF45 4RRRhondda

Non-material amendment of previously approved planning application 24/0892/FUL for the re-location of steel training tower to suit existing drainage layout.

Refused
Small
Full Application
6 May 202525/0521/FUL
98 Bryn Ifor Mountain Ash Rhondda Cynon Taf CF45 3ABRhondda

Single storey extension to side, two storey rear extension, rear dormer extension, and new detached garage with roof garden.

Permitted
Small
Full Application
30 Apr 202525/0507/FUL
Baileys Arms Public House Miskin Road Mountain Ash Rhondda Cynon Taf CF45 3UBRhondda

Internal Re Configuration of ground floor. Internal construction of new male and female toilets in existing area. Removal of existing male and female toilets including the removal of load bearing wall to utilize as public entertainment area and Installation of non return valves in combined waste chamber to prevent flooding of cellar.

Permitted
Small
Full Application
27 Mar 202525/0363/FUL
Glasbrook Field Glasbrook Terrace Penrhiwceiber Mountain Ash Rhondda Cynon Taf CF45 3SYRhondda

8 LED floodlights for evening fixtures.

Permitted
Medium
Discharge of Condition/s
26 Mar 202525/0356/DIS
Tamarind Indian Restaurant Slip Road To Services Abercynon CF45 4YXRhondda

Discharge of conditions 5 (Grease Trap), 6 (Fume, Odour and Effluvia Control) and 10 (Boundary Enclosures) of previously approved planning permission 22/0037/10.

Permitted
Small
Works to a tree with a TPO
18 Mar 202525/0315/TPO
Bron-y-Deri Estate Mountain Ash Rhondda Cynon Taf CF45 4LLRhondda

Reduction works and felling of trees at various locations within estate including G2 Western Hemlock (Fell 5no. dead trees), G4 Common Ash (Fell to ground level), T1 Common Ash (Dismantle to ground level), T3 Pedunculate Oak (Remove all deadwood over 50mm in diameter), T4 Common Ash (Remove all deadwood over 50mm in diameter), T5 Pendunculate Oak (Remove all deadwood over 50mm in diameter), T6 Pendunculate Oak (Remove all deadwood over 50mm in diameter), T7 Downy Birch (Fell to ground level), T8 Common Ash (Fell to ground level), T9 Common Ash (Fell to ground level), T10 Western Hemlock (Fell to ground level), T11 Sessile Oak (Sever and remove ivy), T12 Sessile Oak (Remove partially failed branches from crown), T13 Common Ash (Tip back branches to create 2m clerance from streetlight), T14 Common Ash (Investigation of decay), T16 Common Ash (Fell to ground level), T17 Pendunculate Oak (Remove all deadwood over 50mm in diameter), T18 Silver Birch (Fell to ground level), T19 Silver Birch (Fell to ground level), T20 Silver Birch (Fell tagged stem), T21 Pendunculate Oak (Remove deadwood over 50mm in diameter), T22 Pendunculate Oak (Reduce crown by 2-3 metres), T23 Pendunculate Oak (Fell to ground level).

Permitted
Small
Full Application
18 Mar 202525/0316/FUL
1 Glyngwyn Street Mountain Ash Rhondda Cynon Taf CF45 3AFRhondda

Relocation of front door from corner to principal elevation

Permitted
Medium
Full Application
16 Mar 202525/0311/FUL
32B Margaret Street Abercynon Rhondda Cynon Taf CF45 4RBRhondda

Demolish existing rear store area and balcony above and replace with single storey flat roof extension

Permitted
Medium
Full Application
19 Feb 202525/0211/FUL
Abbeyfield House 115 High Street Mountain Ash Rhondda Cynon Taf CF45 3LNRhondda

Change of use from nursing home (Planning Use Class C2) to 7no. self-contained flats (Planning Use Class C3)

Permitted
Small
Telecommunications Notification
17 Feb 202525/0200/TEL
Outside 1 Tanybryn Penrhiwceiber Mountain Ash Rhondda Cynon Taf CF45 3UJRhondda

Install 10m pole.

Permitted
Medium
Full Application
30 Jan 202525/0119/FUL
22 Penybryn Terrace Penrhiwceiber Mountain Ash Rhondda Cynon Taf CF45 3TJRhondda

Retention of first floor flat roof timber frame extension constructed over original single storey annexe to rear elevation and retention of level surface to the rear of the first floor.

Refused
Small
Full Application
28 Jan 202525/0099/FUL
19A Ynysmeurig Road Abercynon Rhondda Cynon Taf CF45 4SYRhondda

Change of use of ground floor from A3 use to a 2-bedroom flat with external alterations.

Refused
Medium
Advertisement Consent
21 Jan 202525/0079/ADV
A470 (Northbound) Abercynon CF45 4YXRhondda

Erection of 1x D6 Small Format and 1x D-Poster Advertisement Displays

Permitted
Small
Renewal/Variation of Condition
8 Jan 202525/0017/RVOC
38 Oxford Street Mountain Ash Rhondda Cynon Taf CF45 3HBRhondda

Variation to Condition 4 of previously approved planning application 24/0451/FUL to allow members of the public to be admitted to or allowed to remain on the premises between the hours of 07:00 and 19:00 any given day.