§ 33. Election of certain optional retirement benefits by
participating employers. By the adoption, filing and approval, where
required, of a resolution in the manner provided by section thirty,
section thirty-one or section thirty-two of this article, a
participating employer may elect to provide for its own employees the
benefit provided for persons in the employ of the state listed in
subdivision j of section forty-one and may elect to provide the benefits
provided for employees of participating employers in section sixty-b and
section seventy-five-i of this article. Such election may be for a
limited period if such limitation is included in the resolution, upon
the expiration of which such election will be deemed revoked.