If I have an interruption in state service two years from now with a RMBA balance of several thousand dollars and I return a few years later, what happens when I later receive an unreduced retireme...

If you terminate and reemploy with a participating employer more than 30 days after your separation, your account will be forfeited and you will be treated as a new employee upon rehire. Annual contributions will begin again from a zero balance when you return.