“Casual labor” means services not in the course of the employing unit’s trade or business which do not promote or advance the employing unit’s trade or business and which are occasional, incidental, or irregular.

Source. (See Revision Note at chapter heading for Emp 100) #10081, eff 1-30-12, EXPIRED: 1-30-22 New. #13344, eff 2-17-22