Date Event
9/1/21 AAT 139 Enrollment Deadline​ for additions that require additional AAT samples (Initial Organization​ or Analyst Applications)
9/8/21 AAT 139 Samples Ship ~9/1/21; Contact us if your samples have not been received.​​​
9/10/21 AAT 138 Retest Results Post​​​
10/1/21 AAT 138 Final Enrollment Deadline​ for Analyst additions requiring no additional​ AAT samples.​​​​​​
10/12/21 AAT 139 Results Due​​​
10/26/21 AAT 139 Results Post​​​
11/9/21 AAT 139 Retest Order Forms Due​​
11/10/21 AAT 139 Retest Samples Ship​​
12/1/21 AAT 139 Retest Results Due​​​
12/1/21 AAT 140 Enrollment Deadline​ for additions that require additional AAT samples (Initial Organization​ or Analyst Applications)
12/8/21 AAT 140 Samples Ship ~12/1/21; Contact us if your samples have not been received.​​​
12/15/21 AAT 139 Retest Results Post​​​
12/31/21 AAT 140 Final Enrollment Deadline​ for Analyst additions requiring no additional​ AAT samples.​​​​​​
1/10/22 AAT 140 Results Due​​​
1/24/22 AAT 140 Results Post​​​
2/7/22 AAT 140 Retest Order Forms Due​​
2/8/22 AAT 140 Retest Samples Ship​​
3/1/22 AAT 140 Retest Results Due​​​
3/15/22 AAT 140 Retest Results Post


2021 AAT Deadlines