23(1)An administrator shall not purchase a life or deferred life annuity under subsection 33(1) of the Act, a deferred life annuity under paragraph 36(1)(
b) or subsection 44(3), (7), (11) or (14) of the Act or a life or deferred life annuity referred to in paragraph 20(
c) unless the contract under which the annuity is purchased specifically provides in writing that