Each dwelling unit shall be built with a minimum ceiling height of seven feet and a minimum sleeping room floor area of at least 70 square feet. In the event a room is occupied, or is intended to be occupied, by more than one person, it shall contain a minimum floor space of 50 square feet per person. Each dwelling shall contain at least 150 square feet of floor area for the first occupant, and 100 additional square feet for each additional occupant.
('71 Code, § 156.21) Penalty, see § 152.99