Section 657B.360 - Determining number of employees employed by employer; replacement workers; rules(1) Subject to subsection (2) of this section, for purposes of ORS 657B.060 and 657B.150, the Director of the Employment Department shall establish by rule a method to determine on an annual basis the number of employees employed by an employer. The method shall require that the determination be based on the average number of employees employed by the employer in the 12-month period immediately preceding the date on which the determination is made.(2) A replacement worker who is hired to temporarily replace an eligible employee during a period of family leave, medical leave or safe leave shall not be counted as an employee for purposes of determining the number of employees employed by an employer.