Except where covered by collective bargaining agreement, whenever it becomes necessary to reduce the number of employees in any classification in any division or department of the City, the appointing authority shall lay off employees in the following order:
(a) Casual and seasonal employees
(b) Temporary employees
(c) Provisional employees
(d) Probationary employees
(e) Regular permanent part-time employees
(f) Permanent employees
The order of layoffs within each of the above groups of employees shall be determined by the appointing authority by seniority as a continuous City employee.
(Amended 12-2-86.)