Jewelers Mutual Insurance Company, SI, has submitted a new filing in Kansas to update its Businessowners Cyber Liability Endorsement (CY 04 01 01 26), replacing the prior 2017 version. The update introduces clarifying language around cyber war, operational system events, and widespread events, reflecting a broader industry shift toward addressing nation-state cyber operations and systemic digital disruptions.

The insurer, domiciled in Wisconsin and rated A+ by A.M. Best (as of November 2024), writes commercial insurance across all 50 states and the District of Columbia. Its Cyber Liability program, originally launched in 2017, provides coverage for multimedia liability, network asset protection, cyber extortion, cyber terrorism, privacy breaches, and related regulatory penalties.

The filing, listed under SERFF Tracking #JMIC-134624714, was submitted on October 24, 2025, with an effective date of January 1, 2026, and notes TMHCC (Tokio Marine HCC) as Jewelers Mutual’s cyber insurance program partner.