| Circular Number | Circular Title | Summary | State(s) |
| LI-FI-2026-005 | FINANCIAL INSTITUTIONS MULTISTATE RULES AND ADVISORY PROSPECTIVE LOSS COSTS REVISIONS TO BE IMPLEMENTED IN VARIOUS JURISDICTIONS | ISO announces the implementation of revised multistate rules and loss costs revisions in the listed jurisdictions, after receiving approval from the insurance departments. The changes are applicable to all policies written on or after April 1, 2027. | AK, AL, AR, AZ, CO, CT, DC, DE, FL, HI, IA, ID, IL, IN, KS, KY, LA, ME, MI, MN, MO, MS, MT, NC, ND, NE, NH, NJ, NM, NV, OH, OK, OR, PA, RI, SC, SD, TN, TX, UT, VT, WA, WI, WV, WY |
| CE-AA-2026-009 | FAST TRACK EXPERIENCE: SECOND QUARTER 2026 ANALYSIS | ISO provides the second quarter 2026 fast track experience, an accelerated monitoring system based on the data reported to ISO Data, Inc., ISS, NISS, and AAIS. The reports provide information on changes in underwriting results over time. | All |

