Περί Ανωτάτου Δικαστηρίου (Δικαιοδοσία Ναυτοδικείου) Διαδικαστικός Κανονισμός (Δ.Ν. Τόμος ΙΙ, σελ.573)

123. Where a summons is required for the attendance of any person as a witness, application in writing for the issue thereof shall be made to the Registrar.

The application may contain the names of any number of witnesses, and shall be filed.

124. The Registrar, before issuing any summons to a witness, may, if he shall think fit, require the party applying for the summons to pay into Court such sum as he may consider sufficient to satisfy the reasonable expenses which may be incurred by the witness in attending in obedience to the summons.