Section 4.07 - Mass Layoff(1) The term "mass layoff", not elsewhere defined, shall mean a separation of ten or more employees for the same reason from employment in a single establishment for an expected duration of seven or more days.(2) In cases of mass layoffs arrangements may be made for the distribution of claim application forms to the affected workers at the plant, public employment office or other location. Such forms upon completion and return in accordance with the schedule established by an authorized representative of the Commissioner shall constitute the employee's registration for work and claim for benefits as of the date established by the form.