Holosolis signs TOPCon patent licensing agreement with Trina Solar
HoloSolis is currently planning to open a 5 GW PV cell and panel factory in Hambach, France.
Solar panel cleaning drones for rooftop, ground-mounted PV systems
French uncrewed aerial systems (UAS) manufacturer Objectif Drone has developed a drone-based solar panel spray cleaning system for solar plant maintenance teams. It can be used on either rooftop PV or ground-mounted systems.
France to cut VAT to 5.5% for residential solar under 9 kW from October
France will cut value-added tax (VAT) to 5.5% on residential PV systems up to 9 kW starting in October 2025.
Germany offers best European policy for agrivoltaics, claim researchers
Scientists in Canada studied romaine lettuce growth under cadmium telluride thin-film solar modules with varying transparency and photosynthetically active radiation, and found Germany’s regulatory framework most effective for maximizing agrivoltaic benefits.
France’s largest battery storage system powers up
Harmony Energy has switched on a 100 MW/200 MWh battery energy storage system (BESS) at the port of Nantes-Saint-Nazaire. It is the largest BESS in France, with full operation expected by the end of 2025.
France publishes bidding terms for new commercial solar tenders
France has published updated bidding terms for commercial and industrial (C&I) solar tenders, with 192 MW of capacity available in the first round from Sept. 22 to Oct. 2, 2025 – a sharp drop from previous development levels.
CEA-INES, WattByWatt achieve 28% efficiency for tandem perovskite-silicon solar cell
France’s CEA-INES and WattByWatt, a Canadian startup, announced a 9 cm2 tandem perovskite-silicon PV cell with an efficiency of 28%, the result of an ongoing research collaboration.
The Hydrogen Stream: Lhyfe raises €2.5 million in first crowdfunding round
Lhyfe has raised €2.5 million ($2.9 million) from 1,200 investors for four hydrogen sites in France and Germany, while the UK government has opened a consultation on injecting up to 2% hydrogen into the gas grid.
French solar module maker CreaWatt placed in receivership
French solar module maker CreaWatt was placed in receivership on July 16, with a court hearing set for Sept. 3 to determine its future.
France deploys 2.76 GW of solar in H1
France installed 1.35 GW of solar in the second quarter of 2025, bringing its cumulative PV capacity to 24.85 GW.
