Thousands of lighting ordinances are currently in force in the United States. This memo: (1) explains and summarizes several examples of approaches to lighting control, including the International Dark-Sky Association’s (IDA) guidelines, a model lighting ordinance by another organization, and two lighting ordinances from counties in the United States; and (2) assesses and evaluates the IDA guidelines and other approaches.
Palmer, Marjorie, "Lighting and Dark Sky Regulation" (2008). . Paper 5.