CHAPTER II: COOPERATION WITH THE COURT
SECTION I: PRINCIPLES OF COOPERATION
Art. 5 Executing authorities
1 The cantonal and federal authorities designated to execute requests of the Court shall execute the measures ordered by the Central Authority expeditiously and without taking their own procedural steps of substantive nature.
2. Acts of the executing authorities cannot be appealed.
National procedures for execution of cooperation request
Cooperation of State
Obligation to cooperate
EDIT.