Full-time employees of the following Arkansas employers are required to be members of ATRS:

• Department of Correction School
• Department of Education - General Division
• Educational Cooperatives
• Educational Television Commission (AETN)
• Public Schools
• School for the Blind
• School for the Deaf
• Teacher Retirement System
  

Part-time employees of the above are not eligible for service credit until they have worked 40 days.

Unless an alternate retirement plan is selected, full-time employees of the following are generally required to be members of ATRS:

• Colleges and Universities
• Department of Workforce Education / Rehab. Services
  
• Vocational-Technical Schools
  
  

Employees of certain educational, nonprofit corporations may be members of ATRS pending approval of their employer by the Internal Revenue Service and the ATRS Board of Trustees.