This is a practical guide on how to successfully complete the process of acquiring a power plant permit, from the conception to licensing. It provides an overview of the elements required by regulatory agencies which have to be examined, researched and studied as part of the process of building a new plant or retrofitting an existing plant. The specific details of the environmental requirements vary by locality, however, the overall scope of the process is consistent: site selection, baseline characterization, systems analysis; impacts of construction and operation, and design alternatives. Each of these steps is examined in detail, the applicable regulatory criteria summarized and permitting strategies, with real-life examples, are presented.