11. Where there are reasonable grounds to believe that a person in a Commonwealth country could give evidence or assistance relevant to a criminal matter, a request may be transmitted requesting the country to assist in arranging the attendance of the person in Guyana to give that evidence or assistance.
26. (3) On the application of the central authority for Guyana, any Court may issue a summons or subpoena in accordance with any applicable rules of court to compel a person to give evidence in the Court for the purposes of this section.
30. (2) (2) Where this section applies, the central authority for Guyana shall –
inquire whether or not the person concerned is willing to attend as requested;
inform the central authority for requesting country as to the outcome of the inquiry; and
if the person is willing to attend as requested, make appropriate arrangements to facilitate that attendance.
1. States Parties shall, in accordance with the provisions of this Part and under procedures of national law, comply with requests by the Court to provide the following assistance in relation to investigations or prosecutions:
(e) Facilitating the voluntary appearance of persons as witnesses or experts before the Court;