Fannie Mae and Freddie Mac have each suspended Republic Mortgage Insurance Co. and its affiliate RMIC of North Carolina effective immediately as approved mortgage insurers after the GSEs concluded the mortgage insurer will no longer be able to meet mandatory capital requirements.According to Fannies July 29 announcement, RMIC breached its regulatory risk-to-capital limits required by North Carolina, the mortgage insurers state of domicile, as of Sept. 30, 2010.