Obtaining construction permits for telecom facilities is a critical component of the evolving telecom infrastructure law. Cities and counties use permits to control how equipment is placed in public and private spaces. These rules help protect buildings, utilities, and nearby communities. However, BESS have potential applications across the rural-to-urban transect, and most communities will need to address BESS. What permits do I need before breaking ground on a battery energy storage system (BESS)? Developers typically need land-use or conditional-use approval, an environmental impact review (if greenfield), building and electrical permits, and utility interconnection authorization. is accelerating rapidly; however, local siting and permitting decisions are. Entitlements and construction permitting can be the most challenging and time-consuming aspects of the design process for BESS facilities.