The AARS offers three types of membership:  Active, Associate and Lifetime member.

 

Active members include those employed by the railroad industry by railroads and regulatory agencies.

 

Associate members include suppliers to the railroad industry as well as consultants, publishers, and educational institutions.

 

Life members are those who are fully retired (not consulting or otherwise employed in the industry) and have been a member of AARS for at least 10 years prior to retirement.