Control by rule is a term used to describe a system of governance in which rules and regulations are used to maintain order. It is a form of regulation that is enforced through the use of laws, policies, and procedures. This type of control is often used in business, government, and other organizations to ensure that all members of the organization are following the same set of rules and regulations. Control by rule is an effective way to ensure that everyone is held accountable for their actions and that the organization is running smoothly.