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.
12 20 edition
Dec 2020, compared with 01 15Latest editionThe 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 %”
01 15 edition
Jan 2015, compared with 01 07The 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.
| Edition | Filings | Companies | States | Filed |
|---|---|---|---|---|
| 12 20Dec 2020Latest | 254 | 87 | 46 | Dec 2021 to Oct 2026 |
| 01 15Jan 2015 | 17 | 19 | 5 | Jan 2022 to Jun 2026 |
| 01 07Jan 2007 | 6 | 4 | 4 | Jun 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%).
Filed under
Data from admitted P&C filings with state insurance departments, submitted Oct 2021 to Oct 2026, excluding withdrawn and rejected filings.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.
| Carrier | Filings | States | Editions, most filed first | Last filed |
|---|---|---|---|---|
| Sompo Group2 group companies filed it, led by Sompo America Fire and Marine Insurance Company and Sompo America Insurance Company | 56 | 43 | 12 2001 15 | Jun 18, 2026 |
| Randall & Quilter Investment GroupAccredited Surety and Casualty Company, Inc. | 31 | 30 | 12 20 | Apr 28, 2026 |
| Nationwide Corporation Group9 group companies filed it, led by Nationwide Agribusiness Insurance Company and Nationwide Mutual Insurance Company | 22 | 5 | 12 2001 15 | Jun 30, 2026 |
| WCF Mutual Insurance Company Group2 group companies filed it, led by Associated Indemnity Corporation and WCF National Insurance Company | 16 | 3 | 12 20 | Sep 25, 2026 |
| Tokio Marine Holdings Incorporated Group2 group companies filed it, led by Safety National Casualty Corporation and Philadelphia Indemnity Insurance Company | 12 | 3 | 12 20 | Aug 11, 2026 |
| Church Mutual Group2 group companies filed it, led by Church Mutual Insurance Company, S.I. and CM Regent Insurance Company | 11 | 3 | 12 2001 15 | Jun 26, 2026 |
| Markel Corporation Group2 group companies filed it, led by State National Insurance Company, Inc. and National Specialty Insurance Company | 11 | 6 | 12 2001 07 | Oct 22, 2026 |
| Siriuspoint GroupSiriusPoint America Insurance Company | 11 | 3 | 12 20 | Jun 15, 2026 |
| ACP Insurance Mgmt LLC GroupAccelerant National Insurance Company | 9 | 6 | 12 20 | Dec 8, 2025 |
| Amtrust Financial Services Group9 group companies filed it, led by First Nonprofit Insurance Company and Republic Fire and Casualty Insurance Company | 9 | 1 | 12 2001 15 | Oct 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.
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.
| Submitted | Company | State | Editions | Tracking number |
|---|---|---|---|---|
| Oct 22, 2026 | State National Insurance Company, Inc. | CO | 12 20 | STNA-135128706 |
| Oct 15, 2026 | Security National Insurance Companyand 2 more | CA | 12 20 | UNKP-135059588 |
| Oct 6, 2026 | American Casualty Company of Reading, Pennsylvaniaand 5 more | CA | 12 20 | CNAB-135091690 |
| Sep 25, 2026 | Associated Indemnity Corporation | UT | 12 20 | ADWC-135104118 |
| Aug 11, 2026 | Philadelphia Indemnity Insurance Company | SC | 12 20 | PHLX-135041545 |
| Jul 10, 2026 | Trisura Insurance Company | WA | 12 20 | SHNF-134976660 |
| Jul 2, 2026 | Zenith Insurance Company | CA | 12 20 | ZICO-134998423 |
| Jun 30, 2026 | Crestbrook Insurance Companyand 1 more | CO | 12 20 | NWPP-135003098 |
| Jun 30, 2026 | Trisura Insurance Company | IL | 12 20 | SHNF-134983369 |
| Jun 26, 2026 | Church Mutual Insurance Company, S.I. | CO | 12 20 | CHMU-134947220 |
| Jun 26, 2026 | Church Mutual Insurance Company, S.I. | CO | 12 20 | CHMU-134995025 |
| Jun 19, 2026 | Addison Insurance Companyand 1 more | CO | 12 20 | UNFG-134979875 |
Most filed ISO IL forms
- IL 00 17 Common Policy Conditions
- IL 12 01 Policy Changes
- IL 00 21 Nuclear Energy Liability Exclusion Endorsement (Broad Form)
- IL DS 00 Common Policy Declarations
- IL 09 85 Disclosure Pursuant to Terrorism Risk Insurance Act
- IL 00 03 Calculation of Premium
- IL 09 52 Cap On Losses From Certified Acts Of Terrorism
- IL 09 53 Exclusion of Certified Acts of Terrorism
- IL 09 35 Exclusion of Certain Computer-Related Losses
- IL 09 99 Disclosure of Premium and Estimated Premium for Certified Acts of Terrorism Coverage (Pursuant to Terrorism Risk Insurance Act)
- IL 09 17 Resident Agent Countersignature Endorsement
- IL 02 70 California Changes - Cancellation And Nonrenewal
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