Misprision of treason

Name(s): 
Concealment of knowledge of treason by another
Nature

Misprision of treason is an offence found in many common law jurisdictions around the world, having been inherited from English law. It is committed by someone who knows a treason is being or is about to be committed but does not report it to a proper authority.

Source: Wikipedia

Broader 
Aggravates 
Type 
(J) Problems under consideration