U.S. Code of Federal Regulations
Regulations most recently checked for updates: Dec 14, 2019
An inflatable floatation device for SCUBA diving must -
(a) Be capable of maintaining the diver at the surface in a faceup position;
(b) Have a manually activated inflation device;
(c) Have an oral inflation device;
(d) Have an over-pressure relief device; and
(e) Have a manually operated exhaust valve.