8.7.If an employee or a person is eligible for a pension under the Government and Public Employees Retirement Plan or the Pension Plan of Management Personnel or if that employee or person would be eligible for a pension under one of those plans if the years and parts of a year of service credited or counted under this plan, for which contributions were not reimbursed, were credited or counted under one of those plans, the employee or person shall retire under that other plan. However, for the purposes of eligibility for and computation of benefits under those plans, the membership of the employee or person is deemed to have ceased on the date the employee or person ceased to be a member of this plan under section 8, the Government and Public Employees Retirement Plan under section 3.1 of the Act respecting the Government and Public Employees Retirement Plan (chapter R-10), or the Pension Plan of Management Personnel under section 9 of the Act respecting the Pension Plan of Management Personnel (chapter R-12.1), whichever is latest. In the event of death, the application for benefits is deemed to have been made on the day of the death.