The Law of Ships Article 57
Cargo ships may carry passengers only after the owner or master of the ship has applied for approval of the shipping administration authority. The competent authority shall undertake to prescribe and give effect to the regulations on the certified number of passengers, passenger cabins, on the issuance, renewal/replacement, annulment, cancellation or withdrawal of the Certificate for Carrying Passengers, and on inspection, imposition of fees, management, and other matters for compliance.
中文原文 船舶法第57條
貨船應由船舶所有人或船長向航政機關申請檢查合格，取得貨船搭客證書後，始得兼搭載乘客；其乘客定額、乘客房艙、貨船搭客證書核發、換（補）發、註銷、撤銷或繳銷、檢查、收費與管理及其他應遵行事項之規則，由主管機關定之。