Canonum De Ius Rex
Canons of Sovereign Law
III. Instruction
3.3 Writs
Article 236 - Writ of Restitutio
Canon 6951 (link)
A Writ of Restitution, also known as De Restitutio, is a form of peremptory precept and ecclesiastical indulgence issued under proper Sovereign Authority of a Juridic Person for the return of certain property or restoration of certain rights upon the lawful defeat of any opposing possessory claim or reversal of any previous judgment alienating such property or rights.