CurveBlock
Underwriting renewable projects requires addressing upfront construction risk and longer‑term performance risk. Common insurance products used in the sector include Contractors All Risks (CAR) and Erection All Risks (EAR) insurance during build, product warranties from equipment manufacturers (panels, inverters), and operational insurance covering property damage and third‑party liability. Lenders and investors often require proof of appropriate cover and well‑defined warranty transfer mechanisms at handover.
Beyond standard insurance, credit enhancement techniques are applied to smooth revenue uncertainty. Completion guarantees from sponsors, performance guarantees from EPC contractors, and escrow arrangements for payments during commissioning are typical. For revenue volatility that arises from weather variability or curtailment, hybrid solutions—such as indexed generation shortfall cover or counterparty credit enhancement from larger offtakers—can be used, although these solutions tend to be priced according to scale and counterparties’ credit strength.
Small projects face higher per‑unit insurance and transaction costs than large schemes. Aggregation across multiple assets, standardised procurement of equipment warranties, and use of pooled insurance vehicles can reduce unit costs. Insurers and underwriters increasingly expect consistent asset condition monitoring and maintenance records as a prerequisite for more favourable terms.
Retail investors considering fractional digital share exposure to small renewables should seek clarity on the insurances and guarantees that sit behind project cashflows. Transparent disclosure of what is insured, the extent of warranty transfers and whether any credit enhancement is in place helps investors assess the robustness of expected income streams.