Codifies means to organize or arrange information or rules into a systematic and understandable format or code. Synonyms for codifies include systematizes, categorizes, arranges, classifies, and structures. When rules, laws, or procedures are compiled and put into a clear and concise form, they are said to be codified. For example, the Constitution of the United States codifies the laws and principles that govern the nation. Similarly, a company's policies and procedures can be codified to ensure that employees understand and adhere to them. Codifying information or rules can make them easier to understand and follow, which makes it an essential part of any organized system.