Coverage description
An Insurance Services Office (ISO) standard form. It extends policy references to a spouse to include a party to a civil union recognized under Colorado law, and adds civil union relatives to the family member definitions for auto and umbrella coverage.
Editions
Edition dates as filed, newest first. Filing counts include every state submission that lists the edition.
| Edition | Filings | Companies | States | Filed |
|---|---|---|---|---|
| 11 13Nov 2013Latest | 206 | 96 | 2 | Feb 2022 to Oct 2026 |
What the filings show
- Edition in use: in the past 12 months, 75 companies filed the 11 13 edition.
- IL 02 28 (Colorado Changes - Cancellation And Nonrenewal) is filed alongside it most often, in 183 of the same filings (89%).
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Data from admitted P&C filings with state insurance departments, submitted Oct 2021 to Oct 2026, excluding withdrawn and rejected filings.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 01 25, out of 34 in total.
| Carrier | Filings | States | Editions, most filed first | Last filed |
|---|---|---|---|---|
| Tokio Marine Holdings Incorporated Group2 group companies filed it, led by Safety National Casualty Corporation and U.S. Specialty Insurance Company | 16 | 1 | 11 13 | Feb 17, 2026 |
| Liberty Mutual Group3 group companies filed it, led by State Automobile Mutual Insurance Company and Milbank Insurance Company | 15 | 1 | 11 13 | Jun 17, 2026 |
| Sompo Group2 group companies filed it, led by Sompo America Insurance Company and Sompo America Fire and Marine Insurance Company | 15 | 1 | 11 13 | Jun 18, 2026 |
| Berkshire Hathaway Group13 group companies filed it, led by Columbia Insurance Company and GEICO Casualty Company | 14 | 1 | 11 13 | Jul 6, 2026 |
| OLD Republic Group4 group companies filed it, led by BITCO General Insurance Corporation and BITCO National Insurance Company | 13 | 1 | 11 13 | May 11, 2026 |
| Markel Corporation Group2 group companies filed it, led by State National Insurance Company, Inc. and National Specialty Insurance Company | 12 | 1 | 11 13 | Oct 22, 2026 |
| Nationwide Corporation Group10 group companies filed it, led by Nationwide Agribusiness Insurance Company and Allied Insurance Company of America | 12 | 1 | 11 13 | Jun 30, 2026 |
| Scor GroupGeneral Security National Insurance Company | 10 | 1 | 11 13 | Jun 9, 2026 |
| WR Berkley Corporation Group14 group companies filed it, led by Acadia Insurance Company and Continental Western Insurance Company | 9 | 1 | 11 13 | Jun 19, 2026 |
| Church Mutual GroupChurch Mutual Insurance Company, S.I. | 8 | 1 | 11 13 | Jun 26, 2026 |
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States
Number of filings that include IL 01 25 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 02 28Colorado Changes - Cancellation And Nonrenewal183 filings
- IL 00 17Common Policy Conditions169 filings
- IL 00 21Nuclear Energy Liability Exclusion Endorsement (Broad Form)154 filings
- IL 00 03Calculation of Premium134 filings
- CA 99 10Drive Other Car Coverage - Broadened Coverage for Named Individuals127 filings
- CA 99 44Loss Payable Clause121 filings
- CA 01 13Colorado Changes120 filings
- CA 00 01Business Auto Coverage Form118 filings
- IL 01 69Colorado Changes - Concealment, Misrepresentation or Fraud118 filings
- CA 99 17Individual Named Insured117 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 | 11 13 | STNA-135128706 |
| Jul 8, 2026 | Colorado Farm Bureau Insurance Company | CO | 11 13 | SFBC-135011078 |
| Jul 6, 2026 | GEICO Advantage Insurance Companyand 7 more | CO | 11 13 | GECC-135002717 |
| Jul 2, 2026 | State National Insurance Company, Inc. | CO | 11 13 | STNA-135002472 |
| Jun 30, 2026 | Accredited Surety and Casualty Company, Inc. | CO | 11 13 | ACSA-135005169 |
| Jun 30, 2026 | Crestbrook Insurance Companyand 1 more | CO | 11 13 | NWPP-135003098 |
| Jun 26, 2026 | Church Mutual Insurance Company, S.I. | CO | 11 13 | CHMU-134947220 |
| Jun 26, 2026 | Church Mutual Insurance Company, S.I. | CO | 11 13 | CHMU-134947329 |
| Jun 26, 2026 | Church Mutual Insurance Company, S.I. | CO | 11 13 | CHMU-134995025 |
| Jun 26, 2026 | The Cincinnati Casualty Companyand 2 more | CO | 11 13 | CNNA-134975473 |
| Jun 26, 2026 | Grange Insurance Association | CO | 11 13 | GRIA-135000193 |
| Jun 25, 2026 | Selective Insurance Company of Americaand 3 more | CO | 11 13 | SELC-134998854 |
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 98 Disclosure of Premium Through End of Year For Certified Acts of Terrorism Coverage (Pursuant to Terrorism Risk Insurance Act)
- 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
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