Coverage description
An Insurance Services Office (ISO) standard form. Washington common policy conditions that replace less favorable conditions on cancellation, nonrenewal, changes, audits, inspections, premiums and transfer of rights, including notice periods and grounds for cancelling property coverage on distressed structures.
How the form has changed
2 changes across 1 revision, newest first. Each edition is compared with the one before it, using wording from filed copies.
07 25 edition
Jul 2025, compared with 08 10Latest editionNotice of cancellation for reasons other than nonpayment increases from 45 to 60 days.
08 10
“45 days before the effective date of cancellation if we cancel for any other reason”
07 25
“60 days before the effective date of cancellation if we cancel for any other reason”
Notice of nonrenewal increases from 45 to 60 days.
08 10
“We will mail or deliver these notices at least 45 days before”
07 25
“We will mail or deliver these notices at least 60 days before”
Editions
Edition dates as filed, newest first. Filing counts include every state submission that lists the edition.
| Edition | Filings | Companies | States | Filed |
|---|---|---|---|---|
| 07 25Jul 2025Latest | 39 | 55 | 1 | Jul 2024 to Sep 2026 |
| 08 10Aug 2010 | 31 | 38 | 1 | Nov 2021 to Jul 2026 |
What the filings show
- Edition in use: in the past 12 months, 5 companies filed the 07 25 edition and 1 company filed 08 10.
- IL 01 23 (Washington Changes - Defense Costs) is filed alongside it most often, in 22 of the same filings (31%).
Filed under
Data from admitted P&C filings with state insurance departments, submitted Oct 2021 to Sep 2026, excluding withdrawn and rejected filings.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 46, out of 36 in total.
| Carrier | Filings | States | Editions, most filed first | Last filed |
|---|---|---|---|---|
| Liberty Mutual Group11 group companies filed it, led by American Fire and Casualty Company and Employers Insurance Company of Wausau | 7 | 1 | 07 2508 10 | Mar 25, 2025 |
| Farm Bureau GroupWestern Community Insurance Company | 6 | 1 | 07 2508 10 | Mar 7, 2025 |
| Nationwide Corporation Group7 group companies filed it, led by Allied Insurance Company of America and Nationwide Assurance Company | 6 | 1 | 08 1007 25 | Jul 3, 2025 |
| Berkshire Hathaway Group6 group companies filed it, led by Berkshire Hathaway Homestate Insurance Company and Continental Divide Insurance Company | 5 | 1 | 07 2508 10 | Nov 22, 2025 |
| Markel Corporation GroupState National Insurance Company, Inc. | 4 | 1 | 08 10 | Feb 13, 2023 |
| Brookfield Reins Limited Group3 group companies filed it, led by American National Property And Casualty Company and Argonaut Insurance Company | 3 | 1 | 07 25 | Dec 10, 2024 |
| Midwest Family GroupMidwest Family Mutual Insurance Company | 3 | 1 | 07 25 | Jan 22, 2025 |
| ACP Insurance Mgmt LLC GroupAccelerant National Insurance Company | 2 | 1 | 08 10 | Feb 20, 2025 |
| Cincinnati Financial Group3 group companies filed it, led by The Cincinnati Casualty Company and The Cincinnati Indemnity Company | 2 | 1 | 07 25 | Feb 18, 2025 |
| Csaa Insurance GroupMobilitas General Insurance Company | 2 | 1 | 07 2508 10 | Aug 27, 2024 |
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States
Number of filings that include IL 01 46 in each state, Oct 2021 to Sep 2026. Darker states have more filings.
Often filed with
Standard-style form numbers that appear in the same filings most often.
- IL 01 23Washington Changes - Defense Costs22 filings
- IL 01 98Nuclear Energy Liability Exclusion Endorsement (Broad Form)17 filings
- IL 00 03Calculation of Premium14 filings
- CG 01 81Washington Changes10 filings
- IL 09 85Disclosure Pursuant to Terrorism Risk Insurance Act10 filings
- CG 00 01Commercial General Liability Coverage Form9 filings
- CG 04 42Stop Gap - Employers Liability Coverage Endorsement - Washington9 filings
- CG 04 50Washington Changes - Who Is an Insured9 filings
- CG 20 01Primary and Noncontributory - Other Insurance Condition9 filings
- CG 20 04Additional Insured - Condominium Unit Owners9 filings
Recent filings
Latest filings that include this form number. Filed copies open in FilingFocus.
| Submitted | Company | State | Editions | Tracking number |
|---|---|---|---|---|
| Sep 1, 2026 | Great Plains Casualty, Inc. | WA | 07 25 | MRTN-135074626 |
| Jul 27, 2026 | Next Insurance US Company | WA | 07 25 | NXUS-134961147 |
| Jul 10, 2026 | Trisura Insurance Company | WA | 08 10 | SHNF-134976660 |
| Mar 20, 2026 | Incline Casualty Company | WA | 07 25 | LWEL-134878746 |
| Nov 22, 2025 | The Medical Protective Companyand 1 more | WA | 07 25 | MDPC-134692417 |
| Oct 23, 2025 | United States Liability Insurance Company | WA | 07 25 | USLI-134713380 |
| Jul 18, 2025 | American Summit Insurance Company | WA | 07 25 | NLAS-134610570 |
| Jul 14, 2025 | Jewelers Mutual Insurance Company | WA | 07 25 | JMIC-134604440 |
| Jul 3, 2025 | Allied Insurance Company of Americaand 6 more | WA | 07 25 | NWPP-134594170 |
| Jun 18, 2025 | Citizens Insurance Company of Americaand 3 more | WA | 07 25 | HNVR-G134575641 |
| Apr 23, 2025 | Arch Insurance Company | WA | 08 10 | AICO-G134483384 |
| Apr 4, 2025 | Grange Insurance Association | WA | 07 25 | GRIA-134482690 |
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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