Coverage description
An Insurance Services Office (ISO) standard form. It extends the umbrella's auto liability coverage to liability you assume as a motor carrier under the indemnity section of the Uniform Intermodal Interchange and Facilities Access Agreement, and requires certificates and cancellation notices to the Intermodal Association of North America.
How the form has changed
1 change across 1 revision, newest first. Each edition is compared with the one before it, using wording from filed copies.
12 20 edition
Dec 2020, compared with 09 18Latest editionThe assumed indemnity no longer includes cargo loss, damage or delay unrelated to a motor vehicle occurrence involving the motor carrier, or theft of cargo during the interchange period.
09 18
Not in this edition
12 20
“other than cargo loss, damage, or delay unrelated to a commercial motor vehicle”
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 | 52 | 45 | 13 | Jan 2022 to Aug 2026 |
| 09 18Sep 2018 | 12 | 11 | 8 | Apr 2022 to Oct 2026 |
4 other edition dates appear in one or two filings each, often carrier-specific versions: 01 07, 12 05, 03 99, 07 98.
Where filings record what this form replaced, they name earlier edition 09 18. Only some filings record replacements.
What the filings show
- Edition in use: in the past 12 months, 12 companies filed the 12 20 edition and 3 companies filed 09 18.
- CU 24 03 (Waiver Of Transfer Of Rights Of Recovery Against Others To Us (Waiver Of Subrogation)) is filed alongside it most often, in 62 of the same filings (91%).
Data from admitted P&C filings with state insurance departments, submitted Oct 2021 to Oct 2026, excluding withdrawn and rejected filings.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 CU 22 36, out of 27 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 Philadelphia Indemnity Insurance Company | 8 | 4 | 12 20 | Aug 11, 2026 |
| Grange Mutual CAS GroupGrange Insurance Company | 6 | 6 | 09 18 | Mar 26, 2024 |
| Nationwide Corporation Group2 group companies filed it, led by Crestbrook Insurance Company and Nationwide Agribusiness Insurance Company | 6 | 2 | 12 20 | Jun 30, 2026 |
| Church Mutual GroupChurch Mutual Insurance Company, S.I. | 5 | 2 | 12 2009 18 | Jun 26, 2026 |
| Insurance Services Office, Inc.Advisory Organization | 5 | 5 | 12 20 | Jan 19, 2023 |
| Sompo GroupSompo America Insurance Company | 5 | 1 | 12 20 | Jun 15, 2026 |
| Liberty Mutual Group3 group companies filed it, led by State Automobile Mutual Insurance Company and American States Insurance Company | 4 | 3 | 12 2001 0703 99 | Aug 18, 2025 |
| Amtrust Financial Services Group7 group companies filed it, led by Security National Insurance Company and Technology Insurance Company, Inc. | 3 | 2 | 09 18 | Oct 15, 2026 |
| WR Berkley Corporation Group6 group companies filed it, led by Berkley National Insurance Company and Berkley Regional Insurance Company | 3 | 1 | 12 20 | Aug 4, 2026 |
| American Financial Group2 group companies filed it, led by National Interstate Insurance Company and Vanliner Insurance Company | 2 | 1 | 12 20 | Nov 30, 2022 |
How the largest insurers handle CU 22 36
Groups among the largest commercial umbrella and excess insurers that filed CU 22 36 or their own version in the past five years.
- Chubb Limited GroupUses CU 22 36 in 1 filing
- Berkshire Hathaway GroupUses CU 22 36 in 1 filing
- WR Berkley Corporation GroupUses CU 22 36 in 3 filings
- Fairfax Financial GroupUses CU 22 36 in 1 filing
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States
Number of filings that include CU 22 36 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.
- CU 24 03Waiver Of Transfer Of Rights Of Recovery Against Others To Us (Waiver Of Subrogation)62 filings
- CU 22 37Motor Carrier Endorsement61 filings
- CU 22 39Driving Schools - Non- Owned Autos61 filings
- CU 24 81Automatic Insured Status For Newly Acquired Or Formed Limited Liability Companies56 filings
- CU 04 23Excess Auto Dealers Acts, Errors or Omissions Liability Coverages54 filings
- CU 21 86Exclusion - Access Or Disclosure Of Confidential Or Personal Information And Data-Related Liability - With Limited Bodily Injury Exception54 filings
- CU 21 89Public Or Livery Passenger Conveyance Exclusion54 filings
- CU 21 90Public Or Livery Passenger Conveyance And On-Demand Delivery Services Exclusion54 filings
- CU 34 22Cannabis Exclusion53 filings
- CU 34 23Cannabis Exclusion With Hemp Exception51 filings
Recent filings
Latest filings that include this form number. Filed copies open in FilingFocus.
| Submitted | Company | State | Editions | Tracking number |
|---|---|---|---|---|
| Oct 15, 2026 | Security National Insurance Companyand 2 more | CA | 09 18 | UNKP-135059588 |
| Aug 11, 2026 | Philadelphia Indemnity Insurance Company | SC | 12 20 | PHLX-135041545 |
| Aug 4, 2026 | Intrepid Casualty Company | CA | 12 20 | BNIC-135042224 |
| Jul 2, 2026 | Zenith Insurance Company | CA | 12 20 | ZICO-134998423 |
| Jun 30, 2026 | The Medical Protective Companyand 1 more | IL | 12 20 | MDPC-135002488 |
| Jun 30, 2026 | Crestbrook Insurance Companyand 1 more | CO | 12 20 | NWPP-135003098 |
| 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 |
| Jun 15, 2026 | Sompo America Insurance Company | CO | 12 20 | SMPJ-134971280 |
| Jun 2, 2026 | Philadelphia Indemnity Insurance Company | IL | 12 20 | PHLX-134967828 |
| Feb 17, 2026 | Safety National Casualty Corporation | CO | 12 20 | SFCC-134815068 |
| Aug 18, 2025 | American States Insurance Company | WY | 01 07 | LBRC-134640495 |
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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