Circular NumberCircular TitleSummaryState(s)
LI-BP-2026-175BUSINESSOWNERS 2026 MULTISTATE FORMS AND RULES
REVISIONS TO BE IMPLEMENTED IN VARIOUS JURISDICTIONS
ISO announces the implementation of new and revised businessowners multistate and state-specific forms and rules in the listed jurisdictions. The changes are applicable to all policies effective on or after March 1, 2027.AK, AL, AR, CO, DE, GA, GU, IA, ID, IN, KS, KY, MA, ME, MI, MN, MO, MT, NC, ND, NE, NM, NV, OH, OK, OR, PA, SD, TN, UT, VT, WI, WY
LI-BP-2026-176BUSINESSOWNERS 2026 MULTISTATE ENDORSEMENTS
(EDITION 03 27) AVAILABLE 
ISO provides the final copies of the multistate endorsements being implemented in the listed jurisdictions. All
LI-BP-2026-177ADVISORY SAMPLE NOTICE TO POLICYHOLDERS FOR THE
BUSINESSOWNERS 2026 MULTISTATE FORMS REVISION
FURNISHED
ISO provides an advisory sample notice to policyholders outlining the revisions in the businessowners multistate forms.All
LI-HO-2026-397PENNSYLVANIA HOMEOWNERS REVISED PERSONAL LIABILITY
INCREASED LIMIT FACTOR RULES FILED
ISO announces revised Homeowners Personal Liability increased limit factors representing a +7.0% change in the factors have been filed in Pennsylvania. The proposed effective date is March 1, 2027.PA
LI-HO-2026-398PENNSYLVANIA HOMEOWNERS BY-PERIL PERSONAL LIABILITY
INCREASED LIMIT RULE REVISION FILED
ISO announces a revision to the Homeowners By-peril Personal Liability increased limit factor rule has been filed in Pennsylvania. It cautions that the filing has not yet been implemented.PA