A car with an SBG plate was registered in October 1988 or later. A number can be bid for after its series opens, or kept from an older car, so the car can be newer than its plate, never older.
| Registered no earlier than | October 1988 |
| So no older than | 38 years and 1 month (in November 2026) |
| COE | none when new, if registered before May 1990 |
| Newest series until | January 1989 (SBH) |
| Plates in the series | SBG 1 L to SBG 9999 Z |