Irish solar rises in 2025 as government plans €18.9 billion of grid upgrades
Provisional data from the Sustainable Energy Authority of Ireland (SEAI) for 2025 showed that monthly utility-scale solar generation increased from an average of 0.73 TWh in 2024 to 0.99 TWh in the first nine months of 2025.
Ireland reaches 1 GW of installed rooftop PV capacity
Ireland surpassed 2.1 GW of installed solar capacity in November 2025, and the country’s solar association, Solar Ireland, has revealed that 1 GW of this is from rooftop installations.
Ireland confirms residential rooftop solar grant to remain at €1,800 in 2026
Small-scale rooftop solar accounts for more than 800 MW of Ireland’s 2.1 GW of installed solar PV capacity. The country recently surpassed the 2 GW installation milestone, and subsidies for domestic solar remaining at the current level for the coming year is a win for the industry.
Ireland surpasses 2 GW of installed solar capacity
Ireland’s national solar capacity has risen to 2.1 GW as buildout has accelerated since the first utility-scale project came online in April 2022.
Ireland earmarks €27 million for energy communities
Ireland is investing close to €27 million ($31 million) in community-based energy projects promoting climate action, including small-scale solar installations around the country. A previous phase of the program allocated a total of €24 million to 650 community projects.
Ireland reveals plans for electricity interconnector with Spain
Ireland’s Minister for Climate, Energy and the Environment, Darragh O’Brien, said the project could be co-funded by the EU and finalized in the mid-2030s.
Ireland expands scheme offering free solar systems to the medically vulnerable
The Solar PV Scheme for Medically Vulnerable Customers covers all homeowners dependent on electrically powered medical equipment regardless of their energy supplier. It includes a 2 kW solar PV system and around 470 homes have benefited to date.
Ireland allocates over €1 billion to renewables, solar takes lead
For its 2026 budget, the Irish government will allocate a record €558 million ($648.1 million) for home and community energy upgrade grants, including the popular microgeneration scheme for residential PV, and extend the €400 income tax exemption for microgeneration profits until 2028 to help lower energy bills.
Ireland allocates over 860 MW of solar in fifth renewables auction
Ireland’s fifth onshore renewable energy auction provisionally allocated 860 MW of solar with the final average price for PV coming in at €0.10063/kWh. ($0.12/kWh).
Ireland curtails almost 89 GWh of solar in H1
Commenting on its report on Ireland and Great British renewable energy curtailment, Montel Energy’s Fintan Devenney described Great Britain’s solar curtailment as “negligible” during the first six months of 2025. Solar curtailment in Ireland has increased sevenfold since 2022, the report found.
