Yes, most solar panel installations require permits. Whether you're installing rooftop panels or a ground-mounted system, local building departments typically require permits to ensure safety, code compliance, and proper grid connection. However, there are specific exceptions and variations. But here's the kicker: you don't always need a property certificate to go solar. Let's break down when it's mandatory versus when alternatives exist. Learn how proper approvals ensure your system is safe, legal, and correctly grid-tied. Make sure the property on which you are installing the energy property is eligible: Make sure you are installing qualified energy property: Used (previously owned) clean energy property is not eligible.