Section 5
(1) A witness, on whom a summons to appear issued by the International Criminal Court has been served in Finland, for the purpose of hearing before the Court, shall be under an obligation to comply with the summons.
(2) The Finnish authorities must take the necessary measures in order to facilitate the possibility of the witness to comply with the summons.
1. Los Estados Partes, de conformidad con lo dispuesto en la presente Parte y con los procedimientos de su derecho interno, deberán cumplir las solicitudes de asistencia formuladas por la Corte en relación con investigaciones o enjuiciamientos penales a fin de:
(e) Facilitar la comparecencia voluntaria ante la Corte de testigos o expertos;