Proposed Development
a 10-year permission for the development. The development will consist of the construction of BESS, tail-fed 220kV step-up transformer and all associated ancillary development on ca.6.5 hectare (‘ha’) site consisting of: (i) 210 BESS units each containing six power conversion system units; (ii) 30 static smart transformer stations units; (iii) 60 distribution transformers units; (iv) one auxiliary services building; (v) one office building; (vi) one control building; (vii) one storage building; (viii) one tail-fed 220 kV step-up transformer; (ix) one auxiliary transformer; (x) one Independent Power Producer (‘IPP’) building with two switchgear rooms and auxiliary systems; (xi) one underground firewater retention holding tank (ca.350m³ capacity); (xii) one firewater tank (ca.250m³ capacity); (xiii) one infiltration basin (ca.1,689m³ capacity); (xiv) upgrade works to the existing Site entrance; (xv) internal access tracks between the BESS units, IPP Building and Site entrance; (xvi) underground electrical and communications cabling within private lands; (xvii) one temporary construction compound; (xviii) landscaped berms of up to ca.3m in height; (xix) perimeter security fencing of up to 2.4m in height and security gates; (xx) pole-mounted security cameras; and (xxi) all associated ancillary site development, landscaping and reinstatement works. A 40-year operational life from the date of full commissioning of the entire BESS project is being sought for the proposed development (other than temporary works specified above), and the subsequent decommissioning. A Natura Impact Statement will accompany the planning application
Application Timeline
Application received
18 Sept 2026
Decision due (upcoming)
12 Nov 2026
Application Details
- Location
- Kellistown East , Co. Carlow
- Applicant
- N/A
- Application Type
- PERMISSION
- Planning Authority
- Carlow County Council
- Site Area
- 6.5 ha
Timeline
- Registration Date
- 18 September 2026
- Status
- PRE_VALIDATION
- Decision
- N/A
- Decision Due
- 12 November 2026
Location
Planning Applications Nearby
What the council has granted and refused around this site is the best guide to how a similar application will fare.
Permission for a 10 year planning permission for the development of a synchronous condenser grid support facility, which will connect to the adjoining ESB Kellistown Electricity Substation. The proposed development will have a projected life span of 50 years. At the end of life the proposed development can either be decommissioned or refurbished to extend its life. The development is to be located within a site compound c. 1 ha. It will regulate reactive power on the electricity network and will consist of the following elements: a building (c. 540 sqm. c. 10m high) to house equipment including a synchronous condenser with flywheel, lube oil skid, air compressor and pumps. Equipment to be located outside the footprint of the building but within a fenced compound will include cooling equipment (c. 160 sqm. c. 3m high) 6 No. modular containers to house electrical and control equipment (total area of c. 195 sq m c. 5m high), a step-up transformer, an auxiliary transformer, an external circuit breaker, electrical balance of plant, 1 No. firefighting water tank, above ground oil separator and collection pit c. 100m of underground cabling ducts and cable to the adjoining ESB substation, balustrade boundary fencing, security entrance gate and CCTV, all other ancillary and miscellaneous site works to include site clearance, site access, internal roads and development of areas of hard standing and lay-down area. The proposed development will connect by underground cable to the Electricity Supply Board (ESB) 220kV substation adjoining the western boundary of the proposed development site. This underground cabling will not form a part of the transmission networks as defined in Section 2(1) of the Electricity Regulation Act 1999
Kellistown East , Co. Carlow
Permission for a 10 year planning permission for the development of a synchronous condenser grid support facility, which will connect to the adjoining ESB Kellistown Electricity Substation. The proposed development will have a projected life span of 50 years. At the end of life the proposed development can either be decommissioned or refurbished to extend its life. The development is to be located within a site compound c. 1 ha. It will regulate reactive power on the electricity network and will consist of the following elements: a building (c 540 sqm. c 10m high) to house equipment including a synchronous condenser with flywheel, lube oil skid, air compressor and pumps. Equipment to be located outside the footprint of the building but within a fenced compound will include cooling equipment (c 160 sqm. c 3m high) 6 No. modular containers to house electrical and control equipment (total area of c 195 sq m c 5m high), a step-up transformer, an auxiliary transformer, an external circuit breaker, electrical balance of plant, 1 No. firefighting water tank, above ground oil separator and collection pit c 100m of underground cabling ducts and cable to the adjoining ESB substation, balustrade boundary fencing, security entrance gate and CCTV, all other and miscellaneous site works to include site clearance, site access, internal roads and development of areas of hard standing and lay-down area. The proposed development will connect by underground cable to the Electricity Supply Board (SESB) 220kV substation adjoining the western boundary of the proposed development site. This underground cabling will not form a part of the transmission networks as defined in Section 2(1) of the Electricity Regulation Act 1999.
Kellistown East , County Carlow
of 110kV underground electricity cabling and all associated ancillary site development works. The proposed development of the underground electricity cabling will comprise 3 No. power cable ducts, 2 No. communications ducts and 1 no. earth continuity duct of c.43 metres in length which is to be installed in an excavated trench. The cabling will extend from and connect with permitted 110kV underground electricity cabling (under An Bord Pleanála reference ABP-313139-22) on the L30535 public road to a line bay in the Kellis 220kV substation
in the townland of Kellistown East , County Carlow
Ten year planning permission for the development of an up to 100MW Battery Energy Storage Facility that will provide energy services to national grid. The development will consist of construction and operation of up to 34 metal containers to store up to a project total of up to 100MW (13.2 tons of Lithium lon) sealed battery cells each with entrances, fire supression systems, Heating Ventilation and Air Conditioning systems, Inverters, control systems, other electrical components, security lighting and ancillary infrastructure and all associated works including security fencing and ancillary grid infrastructure on lands at Kellistown East, County Carlow.
Kellistown East , Co. Carlow.
Ten year planning permission for the development of an up to 100MW Battery Energy Storage Facility that will provide energy services to the national grid. The development will consist of construction and operation of up to 34 metal containers to store up to a project total of up to 100MW (13.2 tons of Lithium Ion) sealed battery cells each with entrances, fire suppression systems, Heating Ventilation and Air Conditioning systems, Inverters, control systems, other electrical components, security lighting and ancillary grid infrastructure and all associated works including security fencing, landscaping and ancillary grid infrastructure on lands at Kellistown East, County Carlow. The planning application is accompanied by an Environmental Report and Stage 1 Screening for Appropriate Assessment.
Kellsitown East , Co.Carlow
Permission for the construction of a two storey dwelling, garage, septic tank and percolation area, bored well, splayed entrance and all associated site development works
Kellistown East , Rathoe , Co. Carlow
the restoration, part demolition and extension to the rear of an existing house, along with the installation of a new sewage treatment system, percolation area and all associated site and landscaping works
Rathtoe , Co. Carlow
the restoration, part demolition and extension to the rear of an existing house, along with the installation of a new sewerage treatment system, percolation area and all associated site and landscaping works
Rathtoe , Co. Carlow
PL18-296 for the restoration, part demolition and extension to the rear of an existing house, along with the installation of a new sewage treatment sewage, percolation area and all associated site and landscaping works
Rathoe , Co. Carlow
the construction of shed / store used for domestic purposes and storing of vintage vehicles, and all associated site works
Kellistown , Tinryland , Carlow
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