// t.c.f.b.o.// = // True Copy Forwarded By Order//
sine qua non = a thing that is absolutely necessary; The essential, crucial, or indispensable ingredient without which something would be impossible: “Her leadership was the sine qua non of the organization’s success.”
mens rea = the intention or knowledge of wrongdoing that constitutes part of a crime, as opposed to the action or conduct of the accused. “a mistaken belief in consent meant that the defendant lacked mens rea”
ab initio = Ab initio is a Latin term meaning “from the beginning”. For example, if something is said to be void ab initio, the thing was never created or valid to begin with.
per incuriam = through or characterized by lack of due regard to the law or the facts. “the decision was made per incuriam”