A Class 1 motorboat must be equipped with a whistle or other sound-producing mechanical device capable of a two-second blast audible for at least one-half mile. A Class 2 or Class 3 motorboat must be equipped with a power-operated whistle capable of a two-second blast audible for one mile.

Source: 10 SDR 120, effective July 1, 1984; 46 SDR 74, effective December 2, 2019.

General Authority: SDCL 3 2- 3A -1 ( 1 ) .

Law Implemented: SDCL 3 2- 3A -1 ( 1 ) .

Prior versions effective: 1984-07-01.