410. Every benefit, except a benefit that relates to a pension credit or a paid-up annuity certificate paid under Title IV.0.1 of the Act respecting the Government and Public Employees Retirement Plan (chapter R-10) before 1 January 2001 to a pensioner who ceased to be a member of that plan before 1 January 1997 while the pensioner was a non-unionizable employee or who ceased to be a member of that plan between 31 December 1996 and 1 January 2001 while he or she was governed by the special provisions enacted under that Title, shall continue to be paid after 31 December 2000, under the Pension Plan of Management Personnel. The pensioner becomes a pensioner under that plan. The first paragraph also applies to every benefit paid under the Government and Public Employees Retirement Plan before 1 January 2001 to the spouse or successors of the pensioner referred to in that paragraph.