| 02.41 | A008 | - | 5.1.0 | R1996 | Clarification of the ODB Barring Categories for ECT:To allow the invocation of the requested category of ODB for ECT in the serving MSC/VLR the different barring categories are defined in more detail. | 532 | | 97-975 | approved | 5.1.1 |
| 02.41 | A007 | - | 5.0.0 | R1996 | Introduction of new ODB categories for ECT | - | agreed | 042/97 | approved | 5.1.0 |
| 02.41 | A006 | 1 | 5.0.0 | R1996 | Introduction of omitted ODB categories | - | agreed | 041/97 | approved | 5.1.0 |
| 02.41 | A003 | - | | R1996 | ODB of Barring of SS Management | 412/94 | agreed | 045/95 | approved | 5.0.0 |
| 02.41 | A002 | - | | R1996 | New catagories for Operator Determined Barring for CF and interzone calls | 303/94 | agreed | 591/94 | approved | 5.0.0 |
| 02.41 | A001 | - | | R1996 | Operator Determined Barring applicability to O/G and future calls | 283/94 | agreed | 591/94 | approved | 5.0.0 |
| 02.41 | 0006 | - | 4.4.1 | Ph2 | Clarification of user invocation in respect to ODB | - | | 535/93 | approved | 4.5.0 |
| 02.41 | 0005 | - | | Ph2 | Network Actions when Barring Applies | - | | 197/93 | approved | 4.5.2 |
| 02.41 | 0004 | - | | Ph2 | Definition of Premium Rate Calls | - | | 100/93 | approved | 4.5.2 |
| 02.41 | 0003 | 1 | | Ph2 | Application of ODB to roamers | - | | 100/93 | approved | |
| 02.41 | 0002 | 1 | | Ph2 | Op.Determ. Barring of SS control | - | | 156/92 | approved | 4.5.2 |
| 02.41 | 0001 | - | | Ph2 | Operator determined barring - enhancements | - | | 103/92 | approved | 4.5.2 |