At this time, there is no membership cost for NC Mountain Corvairs, but a small fee is under consideration. To be a member of NC Mountain Corvairs, you are not required to be a member of CORSA/N.C. or CORSA, Incorporated, however, we do encourage you to join both of these. If you would like to be a member of CORSA/N.C., dues are $12.00 per year and are due by May 1st (prorated monthly thereafter). In order to be a member of the state organization, you must be a member of CORSA, Incorporated. CORSA, Inc. dues are currently $45.00 per year.