There are few regulations which high-speed craft owners have to follow for maintaining and operating ships. During the operation, proper safety requirements of crew and passengers should be taken care of.
The importance of seaworthiness of a passenger ferry must be considered at first place as an unseaworthy vessel causes potential threat to life. Read https://www.apsense.com/article/importance-of-seaworthiness-of-the-passenger-ferries.html to know more.
Operational Code of Conduct and Maintenance Standards for Fast Ferries