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Planning application

Twyn Hywel Energy Park Land North-West Of Caerphilly

Granted Caerphilly 25/0850/NMA Non-Material Amendments

Permission granted. Work must normally begin within five years of the decision or the permission lapses.

Proposal

Seek approval of a non material amendment to planning consent 25/0342/NCC (Vary condition 2 of 23/0427/DNS (Construct and operate up to 14 wind turbines and associated infrastructure including: hardstanding areas to include turbine foundations, crane hardstanding and laydown/storage area with associated micrositing allowances; electrical substation and control building with underground power cables; new access route connecting onto the A472; onsite access tracks, with pipeline and watercourse crossings; borrow pit(s); anemometer mast; temporary construction and storage compound with associated lay down areas near to the Site entrance; Habitat Management Area; and offsite works to facilitate the movement of abnormal loads such as the construction of over-run areas and temporary modifications to street furniture) to amend the approved plans to increase the rotor diameter of the wind turbines, increase the height of the on-site transformer, and enlarge the grid connection corridor) to vary the wording of condition 18 (Habitat Management Plan) to change the trigger point

As published by the council, reference 25/0850/NMA

Application record

Reference
25/0850/NMA
Type
Non-Material Amendments
Status
Decided
Decision
Granted
Received
27 Nov 2025
Validated
27 Nov 2025
Decided
27 Apr 2026
Ward
Nelson
Decision by
Delegated

Site history

Applications at this address on the Caerphilly register

This site has had 21 applications since 2025: 13 approved, 0 refused.

  • 26/0561/NMA Awaiting decision

    Twyn Hywel Energy Park Land North-West Of Caerphilly

    Seek approval of a non material amendment to planning consent 25/0342/NCC (Vary condition 2 of 23/0427/DNS (Construct and operate up to 14 wind turbines and associated infrastructure including: hardstanding areas to include turbine foundations, crane hardstanding and laydown/storage area with associated micrositing allowances; electrical substation and control building with underground power cables; new access route connecting onto the A472; onsite access tracks, with pipeline and watercourse crossings; borrow pit(s); anemometer mast; temporary construction and storage compound with associated lay down areas near to the Site entrance; Habitat Management Area; and offsite works to facilitate the movement of abnormal loads such as the construction of over-run areas and temporary modifications to street furniture) to amend the approved plans to increase the rotor diameter of the wind turbines, increase the height of the on-site transformer, and enlarge the grid connection corridor) to vary the wording of condition 37 (PROW) to include the below wording: Following the application of the micro-siting protocol (condition 39), if the location of turbine 7 (as shown on ES Figure 4.1a: Infrastructure Layout) would mean that the blades of turbine 7 oversail the public right of way (GELI/BWY117E/1) then no blades can be erected on turbine 7 until the public right of way has been diverted to ensure the blades do not oversail

    Submitted 20 Aug 2026 Amendments
  • 26/0524/COND Awaiting decision

    Twyn Hywel Energy Park Land North-West Of Caerphilly

    Discharge condition 06 (CEMP) of planning consent 25/0342/NCC (Vary condition 2 of 23/0427/DNS (Construct and operate up to 14 wind turbines and associated infrastructure including: hardstanding areas to include turbine foundations, crane hardstanding and laydown/storage area with associated micrositing allowances; electrical substation and control building with underground power cables; new access route connecting onto the A472; onsite access tracks, with pipeline and watercourse crossings; borrow pit(s); anemometer mast; temporary construction and storage compound with associated lay down areas near to the Site entrance; Habitat Management Area; and offsite works to facilitate the movement of abnormal loads such as the construction of over-run areas and temporary modifications to street furniture) to amend the approved plans to increase the rotor diameter of the wind turbines, increase the height of the on-site transformer, and enlarge the grid connection corridor)

    Submitted 30 Jul 2026 Conditions
  • 26/0395/COND Granted

    Twyn Hywel Energy Park Land North-West Of Caerphilly

    Discharge condition 26 (SI stability) of planning consent 25/0342/NCC(Vary condition 2 of 23/0427/DNS (Construct and operate up to 14 wind turbines and associated infrastructure including: hardstanding areas to include turbine foundations, crane hardstanding and laydown/storage area with associated micrositing allowances; electrical substation and control building with underground power cables; new access route connecting onto the A472; onsite access tracks, with pipeline and watercourse crossings; borrow pit(s); anemometer mast; temporary construction and storage compound with associated lay down areas near to the Site entrance; Habitat Management Area; and offsite works to facilitate the movement of abnormal loads such as the construction of over-run areas and temporary modifications to street furniture) to amend the approved plans to increase the rotor diameter of the wind turbines, increase the height of the on-site transformer, and enlarge the grid connection corridor)

    Decided 31 Jul 2026 Conditions
  • 26/0279/COND Granted

    Twyn Hywel Energy Park Land North-West Of Caerphilly

    Discharge condition 22 (Borrow pits) of planning consent 25/0342/NCC (Vary condition 2 of 23/0427/DNS (Construct and operate up to 14 wind turbines and associated infrastructure including: hardstanding areas to include turbine foundations, crane hardstanding and laydown/storage area with associated micrositing allowances; electrical substation and control building with underground power cables; new access route connecting onto the A472; onsite access tracks, with pipeline and watercourse crossings; borrow pit(s); anemometer mast; temporary construction and storage compound with associated lay down areas near to the Site entrance; Habitat Management Area; and offsite works to facilitate the movement of abnormal loads such as the construction of over-run areas and temporary modifications to street furniture) to amend the approved plans to increase the rotor diameter of the wind turbines, increase the height of the on-site transformer, and enlarge the grid connection corridor)

    Decided 29 Jun 2026 Conditions
  • 26/0107/COND Granted

    Twyn Hywel Energy Park Land North-West Of Caerphilly

    Discharge condition 25 (Hydrogeological) of planning consent 25/0342/NCC (Vary condition 2 of 23/0427/DNS (Construct and operate up to 14 wind turbines and associated infrastructure including: hardstanding areas to include turbine foundations, crane hardstanding and laydown/storage area with associated micrositing allowances; electrical substation and control building with underground power cables; new access route connecting onto the A472; onsite access tracks, with pipeline and watercourse crossings; borrow pit(s); anemometer mast; temporary construction and storage compound with associated lay down areas near to the Site entrance; Habitat Management Area; and offsite works to facilitate the movement of abnormal loads such as the construction of over-run areas and temporary modifications to street furniture) to amend the approved plans to increase the rotor diameter of the wind turbines, increase the height of the on-site transformer, and enlarge the grid connection corridor)

    Decided 17 Apr 2026 Conditions
  • 26/0062/COND Awaiting decision

    Twyn Hywel Energy Park Land North-West Of Caerphilly

    Discharge condition 28 (TV interference) of planning consent 25/0342/NCC (Vary condition 2 of 23/0427/DNS (Construct and operate up to 14 wind turbines and associated infrastructure including: hardstanding areas to include turbine foundations, crane hardstanding and laydown/storage area with associated micrositing allowances; electrical substation and control building with underground power cables; new access route connecting onto the A472; onsite access tracks, with pipeline and watercourse crossings; borrow pit(s); anemometer mast; temporary construction and storage compound with associated lay down areas near to the Site entrance; Habitat Management Area; and offsite works to facilitate the movement of abnormal loads such as the construction of over-run areas and temporary modifications to street furniture) to amend the approved plans to increase the rotor diameter of the wind turbines, increase the height of the on-site transformer, and enlarge the grid connection corridor)

    Submitted 26 Jan 2026 Conditions
  • 26/0041/COND Awaiting decision

    Twyn Hywel Energy Park Land North-West Of Caerphilly

    Discharge conditions 14 (Condition Highway Survey) and 15 (Highway damage remediation scheme) of planning consent 25/0342/NCC (Vary condition 2 of 23/0427/DNS (Construct and operate up to 14 wind turbines and associated infrastructure including: hardstanding areas to include turbine foundations, crane hardstanding and laydown/storage area with associated micrositing allowances; electrical substation and control building with underground power cables; new access route connecting onto the A472; onsite access tracks, with pipeline and watercourse crossings; borrow pit(s); anemometer mast; temporary construction and storage compound with associated lay down areas near to the Site entrance; Habitat Management Area; and offsite works to facilitate the movement of abnormal loads such as the construction of over-run areas and temporary modifications to street furniture) to amend the approved plans to increase the rotor diameter of the wind turbines, increase the height of the on-site transformer, and enlarge the grid connection corridor)

    Submitted 15 Jan 2026 Conditions
  • 26/0018/COND Granted

    Twyn Hywel Energy Park Land North-West Of Caerphilly

    Discharge condition 39 (Micrositing) of planning consent 25/0342/NCC (Vary condition 2 of 23/0427/DNS (Construct and operate up to 14 wind turbines and associated infrastructure including: hardstanding areas to include turbine foundations, crane hardstanding and laydown/storage area with associated micrositing allowances; electrical substation and control building with underground power cables; new access route connecting onto the A472; onsite access tracks, with pipeline and watercourse crossings; borrow pit(s); anemometer mast; temporary construction and storage compound with associated lay down areas near to the Site entrance; Habitat Management Area; and offsite works to facilitate the movement of abnormal loads such as the construction of over-run areas and temporary modifications to street furniture) to amend the approved plans to increase the rotor diameter of the wind turbines, increase the height of the on-site transformer, and enlarge the grid connection corridor)

    Decided 22 Apr 2026 Conditions
  • 25/0870/COND Granted

    Twyn Hywel Energy Park Land North-West Of Caerphilly

    Discharge condition 38 (Arb Assessment) of planning consent 25/0342/NCC (Vary condition 2 of 23/0427/DNS (Construct and operate up to 14 wind turbines and associated infrastructure including: hardstanding areas to include turbine foundations, crane hardstanding and laydown/storage area with associated micrositing allowances; electrical substation and control building with underground power cables; new access route connecting onto the A472; onsite access tracks, with pipeline and watercourse crossings; borrow pit(s); anemometer mast; temporary construction and storage compound with associated lay down areas near to the Site entrance; Habitat Management Area; and offsite works to facilitate the movement of abnormal loads such as the construction of over-run areas and temporary modifications to street furniture) to amend the approved plans to increase the rotor diameter of the wind turbines, increase the height of the on-site transformer, and enlarge the grid connection corridor)

    Decided 17 Apr 2026 Conditions
  • 25/0871/COND Awaiting decision

    Twyn Hywel Energy Park Land North-West Of Caerphilly

    Discharge condition 38 (Arb Assessment) of planning consent 23/0427/DNS (Construct and operate up to 14 wind turbines and associated infrastructure including: hardstanding areas to include turbine foundations, crane hardstanding and laydown/storage area with associated micrositing allowances; electrical substation and control building with underground power cables; new access route connecting onto the A472; onsite access tracks, with pipeline and watercourse crossings; borrow pit(s); anemometer mast; temporary construction and storage compound with associated lay down areas near to the Site entrance; Habitat Management Area; and offsite works to facilitate the movement of abnormal loads such as the construction of over-run areas and temporary modifications to street furniture)

    Submitted 10 Dec 2025 Conditions

Timeline

Dates from the published record

  1. 27 Nov 2025

    Received by Caerphilly

  2. 27 Apr 2026

    Decision issued: Granted

  3. 28 Jul 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

Savills (UK) Ltd Agent, registered in London

Active · incorporated 1991 · London

929 applications on PlanIndex · across 135 councils · 94% granted

Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.

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Twyn Hywel Energy Park Ltd Applicant, registered in Cardiff

Active · incorporated 2020 · Cardiff

38 applications on PlanIndex · across 2 councils · 100% 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 record

Documents

Plans, drawings, consultee responses and the officer's report

6 documents on file for this application

  • DECISION Decision · 27 Apr 2026
  • DELEGATED REPORT Delegated Report · 27 Apr 2026
  • APPLICATION FORM Application Form · 27 Nov 2025
  • LOCATION PLAN OS Extract · 27 Nov 2025
  • DECISION - 23/0427/DNS Decision · 27 Nov 2025
  • DECISION - 25/0342/NCC Decision · 27 Nov 2025

Trade members open them from here.

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What this grant of permission means

Caerphilly granted permission on 27 April 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 amendment applications

An amendment application makes limited changes to a permission that already exists; anything beyond modest adjustment needs a fresh application. More in our guide to planning application types.

Nearby applications

Within 500 metres

  • Twyn Hywel Energy Park Land North-West Of Caerphilly

    26/0041/COND Submitted 15 Jan 2026 0m away

    100% historically approved · decision due ~12 Mar

    Discharge conditions 14 (Condition Highway Survey) and 15 (Highway damage remediation scheme) of planning consent 25/0342/NCC (Vary condition 2 of 23/0427/DNS (Construct and operate up to 14 wind turbines and associated infrastructure including: hardstanding areas to include turbine foundations, crane hardstanding and laydown/storage area with associated micrositing allowances; electrical substation and control building with underground power cables; new access route connecting onto the A472; onsite access tracks, with pipeline and watercourse crossings; borrow pit(s); anemometer mast; temporary construction and storage compound with associated lay down areas near to the Site entrance; Habitat Management Area; and offsite works to facilitate the movement of abnormal loads such as the construction of over-run areas and temporary modifications to street furniture) to amend the approved plans to increase the rotor diameter of the wind turbines, increase the height of the on-site transformer, and enlarge the grid connection corridor)

    Awaiting decision Conditions 12 docs
  • Twyn Hywel Energy Park Land North-West Of Caerphilly

    26/0279/COND Submitted 15 Apr 2026 0m away

    Discharge condition 22 (Borrow pits) of planning consent 25/0342/NCC (Vary condition 2 of 23/0427/DNS (Construct and operate up to 14 wind turbines and associated infrastructure including: hardstanding areas to include turbine foundations, crane hardstanding and laydown/storage area with associated micrositing allowances; electrical substation and control building with underground power cables; new access route connecting onto the A472; onsite access tracks, with pipeline and watercourse crossings; borrow pit(s); anemometer mast; temporary construction and storage compound with associated lay down areas near to the Site entrance; Habitat Management Area; and offsite works to facilitate the movement of abnormal loads such as the construction of over-run areas and temporary modifications to street furniture) to amend the approved plans to increase the rotor diameter of the wind turbines, increase the height of the on-site transformer, and enlarge the grid connection corridor)

    Granted Conditions 9 docs
  • Twyn Hywel Energy Park Land North-West Of Caerphilly

    26/0018/COND Submitted 9 Jan 2026 0m away

    Discharge condition 39 (Micrositing) of planning consent 25/0342/NCC (Vary condition 2 of 23/0427/DNS (Construct and operate up to 14 wind turbines and associated infrastructure including: hardstanding areas to include turbine foundations, crane hardstanding and laydown/storage area with associated micrositing allowances; electrical substation and control building with underground power cables; new access route connecting onto the A472; onsite access tracks, with pipeline and watercourse crossings; borrow pit(s); anemometer mast; temporary construction and storage compound with associated lay down areas near to the Site entrance; Habitat Management Area; and offsite works to facilitate the movement of abnormal loads such as the construction of over-run areas and temporary modifications to street furniture) to amend the approved plans to increase the rotor diameter of the wind turbines, increase the height of the on-site transformer, and enlarge the grid connection corridor)

    Granted Conditions 16 docs
  • Twyn Hywel Energy Park Land North-West Of Caerphilly

    25/0375/COND Submitted 10 Jun 2025 0m away

    100% historically approved · decision due ~5 Aug

    Discharge condition 39 (micro-siting protocol) of planning consent 23/0427/DNS (Construct and operate up to 14 wind turbines and associated infrastructure including: hardstanding areas to include turbine foundations, crane hardstanding and laydown/storage area with associated micrositing allowances; electrical substation and control building with underground power cables; new access route connecting onto the A472; onsite access tracks, with pipeline and watercourse crossings; borrow pit(s); anemometer mast; temporary construction and storage compound with associated lay down areas near to the Site entrance; Habitat Management Area; and offsite works to facilitate the movement of abnormal loads such as the construction of over-run areas and temporary modifications to street furniture)

    Awaiting decision Conditions 20 docs
  • Mynydd Eglwysilan Common Bwlch Carnygelli Road Llanfabon

    26/0250/COND Submitted 8 Apr 2026 0m away

    Discharge condition 30 of planning consent 25/0342/NCC (Vary condition 2 of 23/0427/DNS (Construct and operate up to 14 wind turbines and associated infrastructure including: hardstanding areas to include turbine foundations, crane hardstanding and laydown/storage area with associated micrositing allowances; electrical substation and control building with underground power cables; new access route connecting onto the A472; onsite access tracks, with pipeline and watercourse crossings; borrow pit(s); anemometer mast; temporary construction and storage compound with associated lay down areas near to the Site entrance; Habitat Management Area; and offsite works to facilitate the movement of abnormal loads such as the construction of over-run areas and temporary modifications to street furniture) to amend the approved plans to increase the rotor diameter of the wind turbines, increase the height of the on-site transformer, and enlarge the grid connection corridor)

    Granted Conditions 8 docs
  • Mynydd Eglwysilan Common Bwlch Carnygelli Road Llanfabon

    26/0148/COND Submitted 27 Feb 2026 0m away

    Discharge condition 33 (Details of Turbines) of planning consent 25/0342/NCC (Vary condition 2 of 23/0427/DNS (Construct and operate up to 14 wind turbines and associated infrastructure including: hardstanding areas to include turbine foundations, crane hardstanding and laydown/storage area with associated micrositing allowances; electrical substation and control building with underground power cables; new access route connecting onto the A472; onsite access tracks, with pipeline and watercourse crossings; borrow pit(s); anemometer mast; temporary construction and storage compound with associated lay down areas near to the Site entrance; Habitat Management Area; and offsite works to facilitate the movement of abnormal loads such as the construction of over-run areas and temporary modifications to street furniture) to amend the approved plans to increase the rotor diameter of the wind turbines, increase the height of the on-site transformer, and enlarge the grid connection corridor)

    Granted Conditions 11 docs

In Caerphilly

  • 26/0595/NMA Awaiting decision

    Beddau Farm 2 St Cenydd Road Trecenydd Caerphilly CF83 2TB

    Seek approval of a non-material amendment to planning consent 08/0310/FULL (Convert Grade II listed roofless ruin into 2 two-bedroom) to allow amendments to the approved drawings comprising the reinstatement of a former historic door opening within the external wall of the listed barn

    4 Sep 2026 Amendments
  • 26/0594/NMA Awaiting decision

    Tredegar Junction Hotel Commercial Street Pontllanfraith Blackwood NP12 2JY

    Seek approval of a non-material amendment to planning consent 25/0814/FULL (Erect residential development consisting of 36 affordable apartments, landscaping, car parking, drainage and associated works) to amend the trigger points for Conditions 8 (Lighting), 13 (Highway Improvements), 15 (Parking Bollards) and 18 (Bin Storage) from "prior to commencement" to "prior to beneficial use".

    4 Sep 2026 Amendments
  • 26/0587/NMA Awaiting decision

    5 Nant-y-ffyddlon Penpedairheol Hengoed CF82 8DQ

    Seek approval of a non-material amendment to planning consent 26/0403/HH (Erect two storey side extension) to amend extension width from 2100mm to be 2700mm

    3 Sep 2026 Amendments
  • 26/0547/NMA Awaiting decision

    The Meadows Farm Village Retreat The Meadows Gypsy Lane Groeswen Cardiff CF15 7UN

    Seek approval of a non material amendment to planning consent 25/0632/NCC (Vary conditions 04 (Cafe and coffee shop use restriction) and 05 (Hours General) of planning consent 24/0557/NCC (Vary Condition 4 & 5 of planning consent 22/0713/RET to amend opening hours)) to amend the initial wording of Conditions 8, 10 and 11 to require the details required by these conditions to be submitted, only to the Local Planning Authority within 9 months of the date of this permission, i.e. by the 17 September 2026 (rather than the currently stated 3 months)

    17 Aug 2026 Amendments
  • 26/0228/NMA Granted

    Ffos Caerffili Park Lane Caerphilly

    Seek approval of a non-material amendment to planning consent 23/0273/FULL to permit the construction of structural frame to north of existing building

    31 Mar 2026 Amendments