Regulations for Passenger Ship Administration Article 95
All cabin passengers on board an international passenger ship whose voyage would take up three days or more shall take meals in the mess room, which shall have a capacity of accommodating not less than half of the total cabin passengers to take meals at a time.The mess room need not be set up for an international passenger ship whose voyage is less than three days, and for steerage passengers.
中文原文 客船管理規則第95條
航程需時三日以上之國際客船，所有房艙乘客，均應在餐廳內用餐，該餐廳應能容納全部房艙乘客二分之一人數以上於同一時間內用餐。
航程需時未滿三日之國際客船及統艙乘客，得免設餐廳。
航程需時未滿三日之國際客船及統艙乘客，得免設餐廳。