II. Specific provisions
F. Acceptance of enforcement of fines, forfeiture measures, and orders for reparations or the return of property
Article 43
Acceptance of enforcement of fines and forfeiture measures of the International Criminal Court
(2) The decision on a request for enforcement of a fine or forfeiture measure shall be taken by the princely court in a court decision. The fine or forfeiture measure ordered by the International Criminal Court may not be modified. The court decision may be appealed against by the public prosecutor or the person concerned within 14 days before the Court of Appeal.
Non-modification of sentence by State
EDIT.