Administrative
Cooperative agreements were initiated under permissible agency rulemaking and are therefore not procurement contracts subject to Tucker Act jurisdiction.
http://www.cafc.uscourts.gov/sites/default/files/opinions-orders/14-5150.Opinion.1-12-2016.1.PDF
Since 2011. An occasional commonplacing of the U.S. Circuit Courts of Appeal.
Neither an authoritative statement of the law nor legal advice. Quick work.