Intelligence Community Directive 311: Coordination of Clandestine Human Source and Human-Enabled Foreign Intelligence Collection and Counterintelligence Activities Inside the United States, June 27, 2016 [open pdf - 2MB]
"The Director of National Intelligence (DNI) is committed to ensuring that clandestine collection of foreign intelligence through human sources or through human-enabled means and counterintelligence activities inside the United States are appropriately coordinated, deconflicted, and integrated. The overall goal is to significantly enhance the security of the nation by effectively and efficiently allocating resources, while adequately protecting intelligence sources, methods, and activities from compromise or unauthorized disclosure."
Intelligence Community Directive 311
Office of the Director of National Intelligence: http://www.dni.gov/