2125.27 Seniority; Regular Employee
   Seniority shall be established as of the date of the employee's appointment to the Department of Fire & Rescue Operations and shall be the total length of his continuous service after that date. Seniority shall be used for, but not limited to, the purpose of determining layoff and recall (from layoff) rights and the eligibility to take promotional examinations in the Department. Where more than one employee has been appointed on the same date, then his seniority shall be in accordance with his position on the original appointment list.
   Seniority for lieutenants and captains shall be based on the date of promotion.
   Seniority for paramedics shall be from the date of state certification. Where more than one employee has been certified on the same date, then his seniority shall be in accordance with his position on the original appointment list. For employees hired with prior paramedic certification, paramedic seniority shall commence on the date that they are first used in that capacity.