Regulation may refer to:

• Regulation (socio-legal concept), the regulation of the economy and society within a state
• Regulation (European Union), a legislative instrument of the European Community
• Regulation (magazine), a magazine published by the Cato Institute
• Regulation (law), a kind of secondary legislation
• Regulation (ballistics), mostly used to refer to the adjustment of a doubled barrel rifle to obtain same point of impact for both barrels
• Regulation of gene expression
• Regulation of therapeutic goods
• Homeostasis, the regulation of physical properties and processes in an organism

This disambiguation page lists articles associated with the same title. If an internal link led you here, you may wish to change the link to point directly to the intended article.