Chapter 74 – Embarking on a Vessel on the Sabbath
74.1) Do not board a sea-going vessel three days before the Sabbath.
74.2) You may board a riverboat on a Friday.
74.3) You may board a ship on Friday.
74.4) You may board a vessel on the Sabbath for the sake of praying or performing a religious duty if you have ten people boarding.