(1) An employee of the state accident fund who was vested in the state retirement system on or before the effective date of the transfer authorized by section 701a of the worker’s disability compensation act of 1969, Act No. 317 of the Public Acts of 1969, being section 418.701a of the Michigan Compiled Laws, is entitled to all of the rights, privileges, and benefits provided by this act accrued as of the effective date of the transfer.

  (2) An employee of the Michigan biologic products institute who was vested in the state retirement system on or before the effective date of the conveyance authorized by the Michigan biologic products institute transfer act is entitled to all of the rights, privileges, and benefits provided by this act accrued as of the effective date of the conveyance.

  (3) An employee of the liquor control commission created by section 5 of the Michigan liquor control act, Act No. 8 of the Public Acts of the Extra Session of 1933, being section 436.5 of the Michigan Compiled Laws, who was vested in the state retirement system on or before the date the privatization of the distribution of spirits within this state is effectuated pursuant to the resolution and order adopted by the liquor control commission on February 7, 1996, a plan adopted pursuant to statute or court order, or a plan adopted pursuant to both statute and order of the liquor control commission is entitled to all of the rights, privileges, and benefits provided by this act accrued as of the date the privatization is effectuated.