Artikel 31

1. All persons referred to in Articles 21, 23, and 24 of this Agreement, as notified as such by the Registrar, or an official designated by him or her to the host State, shall have the right of unimpeded entry into, exit from and, subject to paragraph 3 of this Article, movement within the host State, as appropriate and for the purposes of the Mechanism.
2. Visas, where required, shall be granted free of charge and as promptly as possible. The same facilities shall be accorded to persons accompanying witnesses, who have been notified as such by the Registrar, or an official designated by him or her to the host State.
3. The host State may attach such conditions or restrictions to the visa as may be necessary to prevent violations of its public order or to protect the safety of the person concerned. Before applying paragraph 3 of this Article, the host State will seek observations from the Mechanism.
4. The host State shall, as necessary, facilitate the entry into, exit from and movement within the host State for persons suspected or accused of contempt of court against whom no arrest warrant is in force at the time of entry of the individual into the host State, provided that any public order or security concerns of the host State are taken into account.