Coverage description
An Insurance Services Office (ISO) standard form. It excludes umbrella coverage for property damage to property of others that is entrusted to you for safekeeping or is on premises you own or rent.
Editions
Edition dates as filed, newest first. Filing counts include every state submission that lists the edition.
| Edition | Filings | Companies | States | Filed |
|---|---|---|---|---|
| 06 26Jun 2026Latest | 27 | 2 | 26 | Sep 2025 to Feb 2026 |
| 09 00Sep 2000 | 49 | 35 | 10 | May 2022 to Aug 2026 |
1 other edition date appears in one or two filings each, often carrier-specific versions: 04 92.
Where filings record what this form replaced, they name earlier edition 09 00. Only some filings record replacements.
What the filings show
- Edition in use: in the past 12 months, 16 companies filed the 09 00 edition and 2 companies filed 06 26.
- CU 21 42 (Exclusion – Exterior Insulation And Finish Systems) is filed alongside it most often, in 76 of the same filings (99%).
Filed under
Data from admitted P&C filings with state insurance departments, submitted Oct 2021 to Aug 2026, excluding withdrawn and rejected filings.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 CU 22 01, out of 23 in total.
| Carrier | Filings | States | Editions, most filed first | Last filed |
|---|---|---|---|---|
| Insurance Services Office, Inc.Advisory Organization | 26 | 26 | 06 26 | Jan 14, 2026 |
| Nationwide Corporation Group4 group companies filed it, led by Nationwide Agribusiness Insurance Company and Crestbrook Insurance Company | 8 | 3 | 09 00 | Jun 30, 2026 |
| Tokio Marine Holdings Incorporated Group2 group companies filed it, led by Safety National Casualty Corporation and Philadelphia Indemnity Insurance Company | 7 | 3 | 09 0006 26 | Aug 11, 2026 |
| Church Mutual GroupChurch Mutual Insurance Company, S.I. | 5 | 2 | 09 00 | Jun 26, 2026 |
| Sompo GroupSompo America Insurance Company | 5 | 1 | 09 00 | Jun 15, 2026 |
| AU Holding Company GroupContinental Indemnity Company | 3 | 3 | 09 00 | May 3, 2024 |
| American Family Insurance GroupMidvale Indemnity Company | 2 | 2 | 09 00 | Sep 28, 2023 |
| Berkshire Hathaway Group2 group companies filed it, led by The Medical Protective Company and Wellfleet Insurance Company | 2 | 2 | 09 00 | Jun 30, 2026 |
| Copperpoint Group3 group companies filed it, led by Alaska National Insurance Company and CopperPoint Casualty Insurance Company | 2 | 1 | 09 00 | Jun 24, 2026 |
| Encova Mutual Insurance Group3 group companies filed it, led by Motorists Mutual Insurance Company and Wilson Mutual Insurance Company | 2 | 2 | 09 00 | Jun 25, 2024 |
How the largest insurers handle CU 22 01
Groups among the largest commercial umbrella and excess insurers that filed CU 22 01 or their own version in the past five years.
- Chubb Limited GroupUses CU 22 01 in 1 filing
- Berkshire Hathaway GroupUses CU 22 01 in 1 filing
- Fairfax Financial GroupUses CU 22 01 in 1 filing
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States
Number of filings that include CU 22 01 in each state, Oct 2021 to Aug 2026. Darker states have more filings.
Often filed with
Standard-style form numbers that appear in the same filings most often.
- CU 21 42Exclusion – Exterior Insulation And Finish Systems76 filings
- CU 21 15Exclusion – Financial Services74 filings
- CU 22 05Exclusion - Housing Projects Sites74 filings
- CU 22 13Exclusion – Underground Resources And Equipment74 filings
- CU 22 24Exclusion – Telecommunication Equipment Or Service Providers Errors And Omissions74 filings
- CU 00 01Commercial Liability Umbrella Coverage Form73 filings
- CU 22 94Professional Liability Exclusion – Computer, Telecommunication, Electronic Data Or Internet Services (formerly titled Professional Liability Exclusion – Electronic Data Processing Services And Computer Consulting Or Programming Services)73 filings
- CU 22 08Exclusion – Saline Substances Contamination71 filings
- CU 22 85Exclusion – Internet Service Providers And Internet Access Providers Errors And Omissions70 filings
- CU 22 93Professional Liability Exclusion – Computer Data Processing70 filings
Recent filings
Latest filings that include this form number. Filed copies open in FilingFocus.
| Submitted | Company | State | Editions | Tracking number |
|---|---|---|---|---|
| Aug 12, 2026 | Colonial Surety Company | SC | 09 00 | MRTN-134978915 |
| Aug 11, 2026 | Philadelphia Indemnity Insurance Company | SC | 09 00 | PHLX-135041545 |
| Jul 2, 2026 | Zenith Insurance Company | CA | 09 00 | ZICO-134998423 |
| Jun 30, 2026 | The Medical Protective Companyand 1 more | IL | 09 00 | MDPC-135002488 |
| Jun 30, 2026 | Crestbrook Insurance Companyand 1 more | CO | 09 00 | NWPP-135003098 |
| Jun 26, 2026 | Church Mutual Insurance Company, S.I. | CO | 09 00 | CHMU-134995025 |
| Jun 24, 2026 | CopperPoint Casualty Insurance Companyand 1 more | SC | 09 00 | COPP-134996381 |
| Jun 19, 2026 | Addison Insurance Companyand 1 more | CO | 09 00 | UNFG-134979875 |
| Jun 15, 2026 | Sompo America Insurance Company | CO | 09 00 | SMPJ-134971280 |
| Jun 2, 2026 | Philadelphia Indemnity Insurance Company | IL | 09 00 | PHLX-134967828 |
| May 13, 2026 | Alaska National Insurance Company | SC | 09 00 | ALNI-134947655 |
| Feb 17, 2026 | Safety National Casualty Corporation | CO | 06 26 | SFCC-134815068 |
Most filed ISO CU forms
- CU 34 54 Exclusion - Perfluoroalkyl and Polyfluoroalkyl Substances (PFAS)
- CU 21 86 Exclusion – Access Or Disclosure Of Confidential Or Personal Material Or Information
- CU 00 05 Exclusion - Violation of Law Addressing Data Privacy
- CU 34 56 Exclusion – Cyber Incident
- CU DS 01 Commercial Liability Umbrella Declarations
- CU 21 88 Exclusion - Access Or Disclosure Of Confidential Or Personal Material Or Information (Coverage B Only)
- CU 34 44 Broad Abuse or Molestation Exclusion
- CU 34 55 Exclusion - Electronic Data - Deletion Of Bodily Injury Exception
- CU 22 37 Motor Carrier Endorsement
- CU 21 87 Exclusion - Access Or Disclosure Of Confidential Or Personal Information and Data-Related Liability - Limited Bodily Injury Exception Not Included
- CU 04 02 Loss Of Electronic Data Resulting From Physical Injury To Tangible Property Liability Coverage - Subject To Cyber Incident Exclusion
- CU 04 54 Loss of Electronic Data Resulting From Physical Injury To Tangible Property Liability Coverage - Subject To Cyber Incident Exclusion - Deletion Of Bodily Injury Exception
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