| Code | Description | Deutsch (German) | Nederlands (Dutch) | Comment | Version |
| G | Allow generic substitutions. | Substitution durch Generika erlaubt | Generieke substituties toegestaan | | added v2.2 |
| N | Substitutions are NOT authorized. (This is the default - null.) | Substitution nicht erlaubt | Substituties NIET geautoriseerd (Standaardwaarde.) | | added v2.2 |
| T | Allow therapeutic substitutions | Therapieorientierte Substitution erlaubt | Therapeutische substituties toegestaan | | added v2.2 |