| Circular Number | Circular Title | Summary | State(s) | Date |
| SY-AA-2025-017 | VEHICLE SYMBOLS AND RELATED INFORMATION DEVELOPED | ISO provides updated symbol information for many auto makes and models. A make is listed in the Changes block only when key information has been revised; a make is not listed if there has only been editorial revisions. | All except HI, PR | 10/16/2025 |
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Circular Tracker 10-16-25
A summary of the ISO Circular for October 20, 2025. Circulars provide a wide variety of information from form changes to rules, loss costs, experience reviews, and other information.
FC&S Editors | October 20, 2025