Rules for CT divers and boaters
According to research done by Tom Holtey of :
For Divers in Connecticut
Diver Down flag w/ stiffener 13″ x 15″. Divers must not surface more than 50′ from flag. One dive flag per boat. Dive flags used between sunset & sunrise must have a reflective white diagonal stripe. Mast (pole) must not be less than twenty inches high and of sufficient stability to support the mast in a vertical upright position.
For Boaters in Connecticut
Other boaters must keep 100′ distance from flag.
chris-(@)-interesting.com (remove the hyphens and parentheses)
P.S. The information above was as complete and up-to-date at the time as I could make it. It should not be construed as providing legal advice. You should conduct your own legal research or contact an attorney.