| Circular Number | Circular Title | Summary | State(s) |
| AM-FR-2026-002 | AD HOC FARM PANEL TELECONFERENCE AGENDA ATTACHED | ISO provides the agenda for the Ad Hoc Farm Panel teleconference to be held on November 10, 2026, at 1 PM EST. | All |
| LI-AL-2026-013 | ISO PRODUCTS REMAIN AVAILABLE IN RESPONSE TO TERRORISM RISK INSURANCE PROGRAM REQUIREMENTS; ISO MONITORING ACTIVITY AND FUTURE DEVELOPMENTS | ISO announces that ISO products are available for us in response to the requirements of TRIA, which is currently scheduled to remain in effect through December 31, 2027. | All |
| LI-CF-2026-389 | PENNSYLVANIA COMMERCIAL FIRE AND ALLIED LINES ADVISORY PROSPECTIVE LOSS COST REVISION FILED | ISO announces revised advisory prospective loss costs reflecting a statewide loss cost level change of -2.0% have been filed. The changes are applicable to all policies written on or after June 1, 2027. | PA |
| LI-DL-2026-087 | PENNSYLVANIA PERSONAL LIABILITY REVISED INCREASED LIMIT FACTORS PROVIDED | ISO announces revised personal liability increased limit factors for Pennsylvania, representing a +8.2% change. | PA |
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Circular Tracker 10-23-26
A summary of the ISO Circular for October 23, 2026. Circulars provide a wide variety of information from form changes to rules, loss costs, experience reviews and other information.
FC&S Editors | October 23, 2026