105 CMR 432.050
System Requirements
Each operator shall have a system in place that meets the requirements of 105 CMR 432.100
through 432.130 to:
(A) Determine participant swimming ability;
(B) Identify non-swimmers and at-risk swimmers whenever they are at a swimming or diving
area;
(C) Confine all participants to dedicated swimming areas consistent with their swimming
abilities; and
(D) Ensure that a PFD is made available to each non-swimmer and at-risk swimmer during all
swimming sessions.