Coverage description
An Insurance Services Office (ISO) standard form. It adds architects, engineers and surveyors you engage as additional insureds for injury or damage caused by your acts in connection with your premises or ongoing operations, but excludes injury arising from your professional services.
How the form has changed
4 changes across 2 revisions, newest first. Each edition is compared with the one before it, using wording from filed copies.
12 19 edition
Dec 2019, compared with 04 13Latest editionThe additional insured's contract-based limit is now measured against the applicable limits of insurance, without tying it to the limits shown in the Declarations.
04 13
“Available under the applicable Limits of Insurance shown in the Declarations”
12 19
“Available under the applicable limits of insurance”
04 13 edition
Apr 2013, compared with 07 04Coverage for the additional insured now applies only to the extent permitted by law, and is no broader than a contract requires.
07 04
Not in this edition
04 13
“The insurance afforded to such additional insured only applies to the extent permitted by law”
The professional services exclusion now applies even when claims allege negligent supervision, hiring, training or monitoring of others.
07 04
Not in this edition
04 13
“allege negligence or other wrongdoing in the supervision, hiring, employment, training or monitoring of others by that insured”
A new limits provision caps what is paid for the additional insured at the amount the contract requires, and the endorsement does not increase the policy limits.
07 04
Not in this edition
04 13
“the most we will pay on behalf of the additional insured is the amount of insurance”
Editions
Edition dates as filed, newest first. Filing counts include every state submission that lists the edition.
| Edition | Filings | Companies | States | Filed |
|---|---|---|---|---|
| 12 19Dec 2019Latest | 176 | 91 | 42 | Nov 2021 to Oct 2026 |
| 04 13Apr 2013 | 27 | 20 | 7 | Dec 2021 to Oct 2026 |
| 07 04Jul 2004 | 7 | 4 | 7 | Aug 2022 to Mar 2024 |
3 other edition dates appear in one or two filings each, often carrier-specific versions: 01 96, 01 87, 10/1/2020.
Where filings record what this form replaced, they name earlier editions 04 13, 07 04. Only some filings record replacements.
What the filings show
- Edition in use: in the past 12 months, 38 companies filed the 12 19 edition and 7 companies filed 04 13.
- CG 20 12 (Additional Insured – State or Governmental Agency or Subdivision or Political Subdivision – Permits or Authorizations) is filed alongside it most often, in 194 of the same filings (96%).
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 20 07, out of 49 in total.
| Carrier | Filings | States | Editions, most filed first | Last filed |
|---|---|---|---|---|
| Liberty Mutual Group11 group companies filed it, led by First National Insurance Company of America and General Insurance Company of America | 34 | 31 | 12 19 | Oct 26, 2026 |
| Cincinnati Financial Group3 group companies filed it, led by The Cincinnati Casualty Company and The Cincinnati Indemnity Company | 16 | 16 | 12 19 | Oct 23, 2023 |
| WCF Mutual Insurance Company GroupAssociated Indemnity Corporation | 16 | 16 | 12 19 | Jan 15, 2026 |
| Nationwide Corporation Group8 group companies filed it, led by Nationwide Agribusiness Insurance Company and Nationwide Insurance Company of America | 14 | 4 | 04 1312 19 | Oct 21, 2026 |
| CNA Insurance Group6 group companies filed it, led by American Casualty Company of Reading, Pennsylvania and National Fire Insurance Company of Hartford | 9 | 3 | 12 1904 13 | Oct 6, 2026 |
| Markel Corporation Group2 group companies filed it, led by State National Insurance Company, Inc. and Markel Insurance Company | 9 | 4 | 12 1904 1307 04 | Oct 22, 2026 |
| Tokio Marine Holdings Incorporated Group4 group companies filed it, led by Safety National Casualty Corporation and TNUS Insurance Company | 8 | 2 | 12 19 | Feb 17, 2026 |
| Chubb Limited Group3 group companies filed it, led by Chubb Indemnity Insurance Company and Chubb National Insurance Company | 7 | 7 | 12 19 | Oct 3, 2025 |
| Sompo GroupSompo America Insurance Company | 7 | 2 | 12 19 | Jun 18, 2026 |
| Grange Mutual CAS Group3 group companies filed it, led by Grange Indemnity Insurance Company and Grange Insurance Company | 6 | 6 | 12 19 | Mar 28, 2024 |
How the largest insurers handle CG 20 07
Groups among the largest commercial general liability insurers that filed CG 20 07 or their own version in the past five years.
- Chubb Limited GroupUses CG 20 07 in 6 filings
- Berkshire Hathaway GroupUses CG 20 07 in 1 filing
- WR Berkley Corporation GroupUses CG 20 07 in 1 filing
- Fairfax Financial GroupUses CG 20 07 in 2 filings
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States
Number of filings that include CG 20 07 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 20 12Additional Insured – State or Governmental Agency or Subdivision or Political Subdivision – Permits or Authorizations194 filings
- CG 20 18Additional Insured – Mortgagee, Assignee or Receiver194 filings
- CG 20 11Additional Insured – Managers or Lessors of Premises191 filings
- CG 20 28Additional Insured – Lessor of Leased Equipment188 filings
- CG 20 24Additional Insured – Owners or Other Interests From Whom Land Has Been Leased187 filings
- CG 20 23Additional Insured – Executors, Administrators, Trustees or Beneficiaries186 filings
- CG 20 27Additional Insured – Co-Owner of Insured Premises186 filings
- CG 20 05Additional Insured – Controlling Interest185 filings
- CG 20 13Additional Insured – State or Governmental Agency or Subdivision or Political Subdivision – Permits or Authorizations Relating to Premises184 filings
- CG 20 15Additional Insured – Vendors184 filings
Recent filings
Latest filings that include this form number. Filed copies open in FilingFocus.
| Submitted | Company | State | Editions | Tracking number |
|---|---|---|---|---|
| Oct 26, 2026 | American Economy Insurance Companyand 5 more | RI | 12 19 | LBRC-135130111 |
| Oct 22, 2026 | State National Insurance Company, Inc. | CO | 12 19 | STNA-135128706 |
| Oct 21, 2026 | Allied Insurance Company of Americaand 4 more | CA | 12 19 | NWPP-G135131050 |
| Oct 6, 2026 | American Casualty Company of Reading, Pennsylvaniaand 5 more | CA | 12 1904 13 | CNAB-135091690 |
| Aug 17, 2026 | Mississippi Farm Bureau Casualty Insurance Company | MS | 12 19 | SFBC-135017175 |
| Aug 10, 2026 | First National Insurance Company of America | NE | 12 19 | LBRC-135047012 |
| Jul 10, 2026 | Southern Farm Bureau Casualty Insurance Company | LA | 12 19 | SFBC-135013358 |
| Jul 9, 2026 | First National Insurance Company of America | MS | 12 19 | LBRC-135012891 |
| Jun 30, 2026 | American Casualty Company of Reading, Pennsylvaniaand 5 more | CO | 12 1904 13 | CNAB-135005337 |
| Jun 26, 2026 | Church Mutual Insurance Company, S.I. | CO | 12 19 | CHMU-134947220 |
| Jun 26, 2026 | American Economy Insurance Companyand 6 more | LA | 12 19 | LBRC-134964566 |
| Jun 26, 2026 | First National Insurance Company of America | ME | 12 19 | LBRC-134998659 |
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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