This document provides an overview of the California Environmental Quality Act (CEQA). It discusses the key rules and regulations that govern CEQA, including the statute, guidelines, and case law. It also defines key CEQA terminology and outlines the basic CEQA process, including the initial study, types of environmental documents, noticing requirements, and the public review process. The roles of various parties in the CEQA process are described, along with common issues that arise in CEQA implementation and documentation.