A driver's license is a legal document that authorizes an individual to operate motor vehicles on public roads. It serves as proof of competency and qualification for driving, and it is usually issued by the government or regulatory agencies in each country. The requirements for obtaining a driver’s license vary depending on jurisdiction but generally include a written test on traffic laws and vehicle operation, as well as a practical demonstration of one's ability to drive. A driver's license is an essential document that allows individuals to legally operate motor vehicles, and it serves as proof of identity when renting cars or entering certain events.