(a) the rights of employees pursuant to a collective bargaining agreement;
(b) the bargaining relationship between the executive branch of the county of Erie and an employee organization; or
(c) existing law with respect to an application to the public employment relations board seeking the designation of persons as managerial or confidential. 6. There shall be no layoffs of any officers or employees of the Erie County Medical Center Corporation which are a direct consequence of the enactment of this title. There shall be a presumption that any layoffs occurring more than twenty-four months after the effective transfer date described in this subdivision shall be deemed not to be such a direct consequence. 7. Nothing contained in this section shall be construed to prevent the elimination of any service at any time as a result of the elimination of state or federal assistance, the elimination of available revenue reimbursement, loss of certification or licensure, or loss of financial viability.