| Circular Number | Circular Title | Summary | State(s) |
| LI-BP-2026-081 | BUSINESSOWNERS 2026 MULTISTATE FORMS REVISION BEING SUBMITTED | ISO announces the submission of a businessowners 2026 multistate forms revision. ISO cautions that the filing has not yet been implemented. The proposed effective date is March 1, 2027. | All |
| LI-BP-2026-082 | BUSINESSOWNERS 2026 MULTISTATE RULES REVISION BEING SUBMITTED | ISO announces the submission of a businessowners 2026 multistate rules revision. ISO cautions that the filing has not yet been implemented. The proposed effective date is March 1, 2027. | All |
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Circular Tracker 9-23-26
A summary of the ISO Circular for September 23, 2026. Circulars provide a wide variety of information from form changes to rules, loss costs, experience reviews, and other information.
FC&S Editors | September 23, 2026