20 : 10 : 39 : 48 . Timing of the load box test. The load box test shall be performed at the same time of day as the time of the highest cow contact voltage found in the 48 hour test.

Source: 42 SDR 174 , effective June 21, 2016 .

General Authority: SDCL 49 - 47 - 2.

Law Implemented: SDCL 49-47-2 , 49-47-3 .