Class Period Codes
Choose the appropriate value.
Code | Description |
Allowable ECA Characters | |
001–990 |
|
Allowable ISTEP+ Characters | |
998 | ISTEP class code |
Allowable IMAST Characters | |
997 | IMAST class code |
Allowable ISTAR Characters | |
Allowable LAS Links Characters | |
999 | LAS Links class code |