Coverage description
An Insurance Services Office (ISO) standard form. It replaces the CGL electronic data exclusion so property damage includes loss of electronic data that results from physical injury to tangible property, subject to a separate Loss Of Electronic Data limit within the each occurrence limit.
How the form has changed
3 changes across 1 revision, newest first. Each edition is compared with the one before it, using wording from filed copies.
12 23 edition
Dec 2023, compared with 05 14The exclusion no longer addresses access to or disclosure of confidential or personal information, and the bodily injury exception now applies without conditions.
05 14
“Any access to or disclosure of any person's or organization's confidential or personal information”
12 23
Removed
The personal and advertising injury exclusion for access to or disclosure of confidential or personal information is removed.
05 14
“"Personal and advertising injury" arising out of any access to or disclosure”
12 23
Removed
A new exclusion removes coverage for bodily injury or property damage arising out of a cyber incident.
05 14
Not in this edition
12 23
“"Bodily injury" or "property damage" arising out of a "cyber incident".”
Editions
Edition dates as filed, newest first. Filing counts include every state submission that lists the edition.
| Edition | Filings | Companies | States | Filed |
|---|---|---|---|---|
| 12 25Dec 2025Latest | 62 | 17 | 40 | Jul 2024 to Aug 2026 |
| 12 23Dec 2023 | 92 | 67 | 47 | Feb 2023 to Oct 2026 |
| 05 14May 2014 | 101 | 59 | 30 | Nov 2021 to Oct 2026 |
4 other edition dates appear in one or two filings each, often carrier-specific versions: 09 24, 04 13, 12 07, 12 04.
Where filings record what this form replaced, they name earlier editions 12 04, 12 23. Only some filings record replacements.
What the filings show
- Edition in use: in the past 12 months, 16 companies filed the 05 14 edition and 12 companies filed 12 23.
- The newer 12 25 edition first appears Jul 12, 2024 and has been filed by 17 companies in 40 states so far.
- CG 21 06 (Exclusion - Access or Disclosure of Confidential or Personal Information and Data-Related Liability - with Limited Bodily Injury Exception) is filed alongside it most often, in 239 of the same filings (94%).
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Data from admitted P&C filings with state insurance departments, submitted Oct 2021 to Oct 2026, excluding withdrawn and rejected filings.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 CG 04 37, out of 44 in total.
| Carrier | Filings | States | Editions, most filed first | Last filed |
|---|---|---|---|---|
| Insurance Services Office, Inc.Advisory Organization | 80 | 43 | 12 2312 25 | Apr 9, 2025 |
| Cincinnati Financial Group3 group companies filed it, led by The Cincinnati Casualty Company and The Cincinnati Indemnity Company | 34 | 24 | 05 1412 25 | Aug 26, 2026 |
| Nationwide Corporation Group11 group companies filed it, led by Allied Insurance Company of America and Nationwide Agribusiness Insurance Company | 21 | 12 | 12 2305 14 | Feb 12, 2025 |
| WCF Mutual Insurance Company GroupAssociated Indemnity Corporation | 17 | 17 | 05 1412 23 | Jan 15, 2026 |
| Markel Corporation Group2 group companies filed it, led by State National Insurance Company, Inc. and Markel Insurance Company | 10 | 4 | 05 1412 04 | Oct 22, 2026 |
| Church Mutual GroupChurch Mutual Insurance Company, S.I. | 7 | 3 | 05 1412 23 | Jun 26, 2026 |
| Siriuspoint GroupSiriusPoint America Insurance Company | 7 | 2 | 05 1412 25 | Jun 15, 2026 |
| CNA Insurance Group6 group companies filed it, led by American Casualty Company of Reading, Pennsylvania and Continental Casualty Company | 5 | 3 | 12 23 | Oct 6, 2026 |
| Sompo GroupSompo America Insurance Company | 5 | 1 | 12 2305 14 | Jun 18, 2026 |
| Southern Trust Insurance Company | 5 | 3 | 12 23 | Jun 24, 2026 |
How the largest insurers handle CG 04 37
Groups among the largest commercial general liability insurers that filed CG 04 37 or their own version in the past five years.
- WR Berkley Corporation GroupUses CG 04 37 in 1 filing
- Fairfax Financial GroupUses CG 04 37 in 1 filing
See more forms
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States
Number of filings that include CG 04 37 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.
- CG 21 06Exclusion - Access or Disclosure of Confidential or Personal Information and Data-Related Liability - with Limited Bodily Injury Exception239 filings
- CG 21 08Exclusion - Access or Disclosure of Confidential or Personal Information (Coverage B Only)217 filings
- CG 21 66Exclusion - Volunteer Workers as Insureds172 filings
- CG 04 71Loss Of Electronic Data Resulting From Physical Injury To Tangible Property Liability Coverage - Subject To Cyber Incident Exclusion - Deletion Of Bodily Injury Exception167 filings
- CG 21 37Exclusion - Employees and Volunteer Workers as Insureds163 filings
- CG 33 53Exclusion - Access Or Disclosure Of Confidential Or Personal Material Or Information162 filings
- CG 22 69Pharmacists161 filings
- CG 24 09Governmental Subdivisions157 filings
- CG 33 63Exclusion - Access Or Disclosure Of Confidential Or Personal Material Or Information157 filings
- CG 22 97Pharmacists – Broadened Professional Services Coverage155 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 | 05 14 | STNA-135128706 |
| Oct 6, 2026 | American Casualty Company of Reading, Pennsylvaniaand 5 more | CA | 12 23 | CNAB-135091690 |
| Aug 26, 2026 | The Cincinnati Casualty Companyand 2 more | NV | 12 25 | CNNA-134980601 |
| Aug 26, 2026 | The Cincinnati Casualty Companyand 2 more | ID | 12 25 | CNNA-134992231 |
| Jun 30, 2026 | American Casualty Company of Reading, Pennsylvaniaand 5 more | CO | 12 23 | CNAB-135005337 |
| Jun 26, 2026 | Church Mutual Insurance Company, S.I. | CO | 12 23 | CHMU-134947220 |
| Jun 24, 2026 | Southern Trust Insurance Company | GA | 12 23 | STTR-134864949 |
| Jun 19, 2026 | Berkley Casualty Companyand 8 more | CO | 05 14 | BNIC-134992815 |
| Jun 18, 2026 | Sompo America Insurance Company | CO | 12 23 | SMPJ-134985965 |
| Jun 17, 2026 | Atlantic Specialty Insurance Company | NM | 12 2512 2305 14 | BEAC-134983795 |
| Jun 15, 2026 | SiriusPoint America Insurance Company | CO | 05 14 | MRTN-134978899 |
| Jun 15, 2026 | SiriusPoint America Insurance Company | CO | 05 14 | MRTN-134978902 |
Most filed ISO CG forms
- CG 40 32 Exclusion - Perfluoroalkyl and Polyfluoroalkyl Substances (PFAS)
- CG 21 06 Exclusion - Access Or Disclosure Of Confidential Or Personal Material Or Information
- CG 20 10 Additional Insured - Owners, Lessees or Contractors - Scheduled Person or Organization Endorsement
- CG DS 01 Commercial General Liability Declarations
- CG 20 26 Additional Insured - Designated Person or Organization Endorsement
- CG 00 01 Commercial General Liability Coverage Form
- CG 20 37 Additional Insured - Owners, Lessees or Contractors - Completed Operations Endorsement
- CG 40 28 Broad Abuse or Molestation Exclusion
- CG 20 28 Additional Insured - Lessor of Leased Equipment
- CG 20 11 Additional Insured - Managers or Lessors of Premises
- CG 21 47 Employment-Related Practices Exclusion
- CG 04 35 Employee Benefits Liability Coverage
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