ISO notice or disclosure · interline (shared across commercial lines)

IL 09 98 Disclosure of Premium Through End of Year For Certified Acts of Terrorism Coverage (Pursuant to Terrorism Risk Insurance Act)

Filings
279
latest Oct 22, 2026
Filing companies
95
48 carrier groups
States
46
including DC
Latest edition
12 20
Dec 2020

Coverage description

An Insurance Services Office (ISO) standard form. Disclosure of the premium for certified terrorism coverage through the end of the year, the federal share of terrorism losses and the $100 billion annual cap on federal and insurer payments under the Terrorism Risk Insurance Act.

How the form has changed

3 changes across 2 revisions, newest first. Each edition is compared with the one before it, using wording from filed copies.

  1. 12 20 edition

    Dec 2020, compared with 01 15Latest edition
    • The schedule now states a fixed 80% federal share of terrorism losses instead of blank percentages by year.

      01 15

      “Federal share of terrorism losses ____ % Year: 20”

      12 20

      “Federal share of terrorism losses 80 %”

  2. 01 15 edition

    Jan 2015, compared with 01 07
    • The federal share is now the percentage shown in the schedule or declarations, replacing the stated 90% and 85% shares for 2006 and 2007 losses.

      01 07

      “For losses occurring in 2006, the federal share equals 90%”

      01 15

      “The federal share equals a percentage (as shown in Part II of the Schedule”

    • Adds the $100 billion annual cap on Treasury payments and on the insurer's payment of certified terrorism losses once its deductible is met.

      01 07

      Not in this edition

      01 15

      “Act exceed $100 billion in a calendar year and we have met our insurer deductible”

Editions

Edition dates as filed, newest first. Filing counts include every state submission that lists the edition.

EditionFilingsCompaniesStatesFiled
12 20Dec 2020Latest2548746Dec 2021 to Oct 2026
01 15Jan 201517195Jan 2022 to Jun 2026
01 07Jan 2007644Jun 2022 to Aug 2023

Filed by one company only: 05 04 (6 filings).

Where filings record what this form replaced, they name other forms IL 09 88. Only some filings record replacements.

What the filings show

  • Edition in use: in the past 12 months, 32 companies filed the 12 20 edition and 2 companies filed 01 15.
  • The 05 04 edition appears only in filings from one company (6 filings in 1 state since Dec 30, 2022), which suggests a carrier-specific version.
  • IL 09 85 (Disclosure Pursuant to Terrorism Risk Insurance Act) is filed alongside it most often, in 246 of the same filings (88%).

Data from admitted P&C filings with state insurance departments, submitted Oct 2021 to Oct 2026, excluding withdrawn and rejected filings. One filing can cover several affiliated companies.

Carriers filing this form

The 10 carrier groups with the most filings that include IL 09 98, out of 48 in total.

CarrierFilingsStatesEditions, most filed firstLast filed
Sompo Group2 group companies filed it, led by Sompo America Fire and Marine Insurance Company and Sompo America Insurance Company564312 2001 15Jun 18, 2026
Randall & Quilter Investment GroupAccredited Surety and Casualty Company, Inc.313012 20Apr 28, 2026
Nationwide Corporation Group9 group companies filed it, led by Nationwide Agribusiness Insurance Company and Nationwide Mutual Insurance Company22512 2001 15Jun 30, 2026
WCF Mutual Insurance Company Group2 group companies filed it, led by Associated Indemnity Corporation and WCF National Insurance Company16312 20Sep 25, 2026
Tokio Marine Holdings Incorporated Group2 group companies filed it, led by Safety National Casualty Corporation and Philadelphia Indemnity Insurance Company12312 20Aug 11, 2026
Church Mutual Group2 group companies filed it, led by Church Mutual Insurance Company, S.I. and CM Regent Insurance Company11312 2001 15Jun 26, 2026
Markel Corporation Group2 group companies filed it, led by State National Insurance Company, Inc. and National Specialty Insurance Company11612 2001 07Oct 22, 2026
Siriuspoint GroupSiriusPoint America Insurance Company11312 20Jun 15, 2026
ACP Insurance Mgmt LLC GroupAccelerant National Insurance Company9612 20Dec 8, 2025
Amtrust Financial Services Group9 group companies filed it, led by First Nonprofit Insurance Company and Republic Fire and Casualty Insurance Company9112 2001 15Oct 15, 2026

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States

Number of filings that include IL 09 98 in each state, Oct 2021 to Oct 2026. Darker states have more filings.

Tennessee: 2 filingsTN2Alabama: 2 filingsAL2Florida: 0 filingsFLGeorgia: 3 filingsGA3Oklahoma: 2 filingsOK2South Carolina: 20 filingsSC20Arkansas: 1 filingAR1Missouri: 2 filingsMO2Indiana: 3 filingsIN3Louisiana: 1 filingLA1Ohio: 4 filingsOH4Wisconsin: 3 filingsWI3Texas: 2 filingsTX2Kentucky: 2 filingsKY2Iowa: 2 filingsIA2Kansas: 2 filingsKS2Mississippi: 1 filingMS1North Carolina: 2 filingsNC2Nebraska: 2 filingsNE2South Dakota: 2 filingsSD2Montana: 3 filingsMT3New Hampshire: 2 filingsNH2Virginia: 3 filingsVA3Arizona: 0 filingsAZPennsylvania: 1 filingPA1Rhode Island: 1 filingRI1Michigan: 0 filingsMIAlaska: 1 filingAK1District of Columbia: 1 filingDC1Idaho: 8 filingsID8Maryland: 2 filingsMD2West Virginia: 1 filingWV1Utah: 9 filingsUT9Wyoming: 5 filingsWY5Delaware: 2 filingsDE2New Mexico: 3 filingsNM3Colorado: 56 filingsCO56Connecticut: 1 filingCT1Maine: 2 filingsME2North Dakota: 2 filingsND2Illinois: 11 filingsIL11Minnesota: 0 filingsMNNew Jersey: 1 filingNJ1New York: 0 filingsNYMassachusetts: 2 filingsMA2Washington: 10 filingsWA10Oregon: 6 filingsOR6Vermont: 2 filingsVT2California: 76 filingsCA76Nevada: 7 filingsNV7Hawaii: 3 filingsHI3
FewerMore filingsNone

Often filed with

Standard-style form numbers that appear in the same filings most often.

  • IL 09 85Disclosure Pursuant to Terrorism Risk Insurance Act246 filings
  • IL 09 99Disclosure of Premium and Estimated Premium for Certified Acts of Terrorism Coverage (Pursuant to Terrorism Risk Insurance Act)201 filings
  • IL 00 17Common Policy Conditions166 filings
  • IL 00 03Calculation of Premium121 filings
  • IL 12 01Policy Changes104 filings
  • CG 04 35Employee Benefits Liability Coverage82 filings
  • CG 21 70Cap on Losses From Certified Acts of Terrorism82 filings
  • CG 20 27Additional Insured - Co-Owner of Insured Premises79 filings
  • CG 20 01Primary and Noncontributory - Other Insurance Condition78 filings
  • CG 20 05Additional Insured - Controlling Interest78 filings

Recent filings

Latest filings that include this form number. Filed copies open in FilingFocus.

SubmittedCompanyStateEditionsTracking number
Oct 22, 2026State National Insurance Company, Inc.CO12 20STNA-135128706
Oct 15, 2026Security National Insurance Companyand 2 moreCA12 20UNKP-135059588
Oct 6, 2026American Casualty Company of Reading, Pennsylvaniaand 5 moreCA12 20CNAB-135091690
Sep 25, 2026Associated Indemnity CorporationUT12 20ADWC-135104118
Aug 11, 2026Philadelphia Indemnity Insurance CompanySC12 20PHLX-135041545
Jul 10, 2026Trisura Insurance CompanyWA12 20SHNF-134976660
Jul 2, 2026Zenith Insurance CompanyCA12 20ZICO-134998423
Jun 30, 2026Crestbrook Insurance Companyand 1 moreCO12 20NWPP-135003098
Jun 30, 2026Trisura Insurance CompanyIL12 20SHNF-134983369
Jun 26, 2026Church Mutual Insurance Company, S.I.CO12 20CHMU-134947220
Jun 26, 2026Church Mutual Insurance Company, S.I.CO12 20CHMU-134995025
Jun 19, 2026Addison Insurance Companyand 1 moreCO12 20UNFG-134979875

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