| Circular Number | Circular Title | Summary | State(s) | Date |
| CC-AA-2025-010 | COMMUNITY MITIGATION CLASSIFICATION CHANGES EFFECTIVE FEBRUARY 1, 2026 | ISO announces the changes in community public fire protection and building code effectiveness classifications for the listed states. The changes are applicable to policies written on or after February 1, 2026. | AK, AL, AR, AZ, CA, CO, FL, GA, IL, IN, KS, KY, ME, MI, MN, MO, MT, NC, ND, NE, NH, NJ, NM, NV, NY, OH, OK, OR, PA, SC, SD, TN, TX, UT, VA, VT, WI, WV, WY | 10/21/2025 |
| LI-AL-2025-015 | ISO TO INTRODUCE PET INSURANCE LINE OF BUSINESS | ISO announces its filing plan for the new Pet Health Insurance Policy Program and provides instructions for receiving further information about the program. The product offering is being filed on a state-by-state basis beginning this year and continuing through 2026. | All | 10/21/2025 |

