SECTION 1. Notwithstanding any general or special law or rule or regulation to the contrary, upon acceptance of this act by the legislative body of the city of Cambridge, Mary Ellen Galante and Valerie Ososky, members of the Cambridge Retirement System, shall be entitled to credit for the period that each of them performed services as nurse midwives for the Cambridge Hospital Professional Services Corporation and the Somerville Hospital; provided, however, that such service shall not be credited until the member has paid into the annuity savings fund of such system, in one sum or in installments upon such terms and conditions as the board may prescribe, the amount of contributions, together with interest thereon, that would have been withheld from regular compensation during the period from when the member left membership after June 30, 1995, and then became employed by the Cambridge Hospital Professional Services Corporation, and later the Somerville Hospital, to the time when the member reentered membership in the Cambridge retirement system as an employee of the Cambridge Public Health Commission.      

SECTION 2.  A member in service of the retirement system eligible for the creditable service under this act shall make application for the creditable service within 180 days of the acceptance of this act by the legislative body of the city of Cambridge.      

SECTION 3.  Terms used in this act shall have the same meaning as those terms defined in section one of chapter thirty-two of the General Laws.