Deadline: 07-May-2026
The Welsh Government’s Ynni Cymru Capital Grant Scheme provides up to £10 million to support Smart Local Energy System (SLES) projects across Wales. Grants range from £25,000 to £999,999.99 and fund capital works that integrate local, low-carbon energy solutions. Projects must be completed by 31 March 2027 and may require match funding depending on applicant type.
Overview of the Scheme
The Capital Grant Funding Scheme is delivered by the Welsh Government through its energy initiative Ynni Cymru.
The programme supports the development of Smart Local Energy Systems (SLES), which are integrated energy networks that combine:
- Renewable energy generation
- Local energy storage
- Smart distribution and management systems
- Community and commercial energy integration
Programme Objectives
The scheme aims to:
- Accelerate Smart Local Energy System deployment in Wales
- Fund eligible capital infrastructure projects
- Support innovation in local energy systems
- Promote low-carbon and integrated energy solutions
- Ensure delivery by 31 March 2027
- Encourage match-funded investment
Funding Structure
Total Budget
- Up to £10 million available (Phase 3)
Grant Size Pathways
Pathway 1: Small-Scale SLES Projects
- Funding range: £25,000 – £299,999.99
- Suitable for early-stage or smaller infrastructure projects
Pathway 2: Large or Innovative Projects
- Funding range: £300,000 – £999,999.99
- Designed for more complex or innovative systems
Maximum Funding Cap
- Maximum per project: £999,999.99
- Applies per organisation across all applications
Match Funding Requirements
Public Sector & SMEs
- Must provide 25% match funding
Community Organisations & Social Enterprises
- No match funding required
Eligible Organisation Types
- Local authorities
- Universities and colleges
- Schools
- Registered charities
- Community interest companies (CICs)
- Co-operatives and voluntary organisations
- SMEs operating in Wales
Eligible Projects and Activities
Funding is strictly for capital works, including:
Energy Infrastructure
- Renewable energy generation systems
- Energy storage systems
- Grid integration technologies
Smart Energy Systems
- Digital energy management platforms
- Smart metering infrastructure
- Local energy balancing systems
Integrated Energy Solutions
- Multi-site energy networks
- Community energy systems
- Hybrid renewable installations
Key Rules and Restrictions
Funding Conditions
- Projects must be completed by 31 March 2027
- Only eligible capital expenditure is covered
- Costs before award letter are not eligible
- Expenditure must fall within grant period
Project Structure
- Each application must relate to one Smart Local Energy System
- Multi-site systems are allowed if integrated
Eligibility Requirements
Applicants must:
- Be based in Wales or have operational presence in Wales
- Demonstrate legal constitution and governance
- Meet organisational eligibility criteria
- Provide evidence of Welsh operational activity if requested
How the Scheme Works
Step 1: Choose Application Pathway
- Pathway 1 for smaller projects
- Pathway 2 for large or innovative systems
Step 2: Define SLES Project Scope
- Identify integrated energy system components
- Ensure alignment with capital funding rules
Step 3: Secure Match Funding (if required)
- 25% contribution required for SMEs and public sector
Step 4: Prepare Application
Include:
- Project design and technical plan
- Capital expenditure breakdown
- Delivery timeline (before March 2027)
- Expected energy and carbon outcomes
Step 5: Submit Proposal
- Applications reviewed under eligibility and strategic criteria
Assessment Criteria (Typical)
Applications are evaluated based on:
- Innovation in smart energy design
- Carbon reduction potential
- Deliverability within timeframe
- Financial viability and match funding
- Local impact in Wales
- Integration of energy systems
Common Mistakes to Avoid
- Including non-capital or ineligible costs
- Starting work before award confirmation
- Missing the 31 March 2027 completion deadline
- Weak demonstration of system integration
- Not meeting match funding requirements (where applicable)
Why This Scheme Matters
This funding programme is important because it:
- Accelerates clean energy transition in Wales
- Supports decentralised energy systems
- Encourages innovation in smart grid technologies
- Strengthens community and local energy resilience
- Reduces carbon emissions through integrated systems
Frequently Asked Questions (FAQ)
1. What is a Smart Local Energy System (SLES)?
A system that integrates renewable energy, storage, and smart management to optimise local energy use.
2. What is the maximum grant available?
Up to £999,999.99 per project.
3. Do all applicants need match funding?
No. Only public sector bodies and SMEs must provide 25% match funding.
4. What is the deadline for project completion?
All projects must be completed by 31 March 2027.
5. Who can apply?
Public bodies, SMEs, charities, social enterprises, and community organisations in Wales.
6. What type of funding is provided?
Capital funding only (infrastructure and equipment, not operational costs).
7. Can projects involve multiple sites?
Yes, if they function as an integrated Smart Local Energy System.
Conclusion
The Ynni Cymru Capital Grant Scheme represents a major investment in Wales’ transition to smart, low-carbon energy systems. By funding integrated local energy infrastructure, the programme supports innovation, sustainability, and energy resilience while enabling communities and organisations to actively participate in the clean energy transition.
For more information, visit WGES.








































