| Approved with change | No material or nonsubstantive change to a currently approved collection | 1989-06-20 | |
| Approved without change | Revision of a currently approved collection | 1988-06-03 | |
| Approved without change | Extension without change of a currently approved collection | 1985-07-17 | |
| Approved without change | Reinstatement with change of a previously approved collection | 1982-07-20 | |
| Approved without change | Extension without change of a currently approved collection | 1977-04-25 |