Wis. Admin. Code § ATCP 88.22
A candling light or automated grading equipment is required for determining the interior and exterior quality of eggs. Egg candling lights and candling light areas shall meet the requirements of s. ATCP 88.12 (5) (a) to (c). A candling light must be used to verify the performance of automated grading equipment.
History: CR 14-037: cr. Register April 2015 No. 712, eff. 5-1-15; corrections made under s. 13.92 (4) (b) 2., 7., Stats., Register April 2015 No. 712.