312.35. Scuba diving equipment: The use of the following minimum equipment is compulsory for any scuba diving:(1) an open-circuit underwater breathing apparatus attached to at least one cylinder containing a breathing mixture and equipped with a demand regulator;
(2) a submersible pressure gauge;
(3) an emergency self-contained breathing apparatus;
(4) subject to section 312.37 and paragraph 2 of section 312.69, a wet suit appropriate to the work conditions;
(5) a diving mask;
(6) an inflatable buoyancy compensator;
(7) a pair of swim fins;
(8) a harness, designed for diving by a manufacturer, with pelvic support and at least 2 attachment points, including 1 dorsal point, with a breaking strength greater than 20 kN and that are accessible and visible when the diver is dressed and equipped;
(9) a releasable weight belt equipped with a quick-release buckle or ballasting system;
(10) a depth gauge;
(11) a knife suitable for the work; and
(12) a light and a rescue or stroboscopic beacon for night diving.