Coverage description
An Insurance Services Office (ISO) standard form. It adds earthquake and volcanic eruption, or only sprinkler leakage caused by them, as covered causes of loss for property with a scheduled earthquake limit, subject to an annual aggregate sub-limit and a percentage deductible.
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.
10 12 edition
Oct 2012, compared with 08 99When the endorsement covers earthquake sprinkler leakage only, the percentage earthquake deductible no longer applies and the fire deductible applies instead.
08 99
Not in this edition
10 12
“The applicable Deductible for such coverage is the same Deductible that applies to Fire.”
Editions
Edition dates as filed, newest first. Filing counts include every state submission that lists the edition.
| Edition | Filings | Companies | States | Filed |
|---|---|---|---|---|
| 02 19Feb 2019Latest | 50 | 43 | 21 | Jan 2022 to Jun 2026 |
| 10 12Oct 2012 | 30 | 33 | 9 | Nov 2021 to Mar 2025 |
| 08 99Aug 1999 | 6 | 3 | 5 | Feb 2022 to Feb 2024 |
What the filings show
- Edition in use: in the past 12 months, 1 company filed the 02 19 edition.
- CP 10 40 (Earthquake and Volcanic Eruption Endorsement) is filed alongside it most often, in 80 of the same filings (92%).
Filed under
Data from admitted P&C filings with state insurance departments, submitted Oct 2021 to Jun 2026, excluding withdrawn and rejected filings.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 CP 10 45, out of 31 in total.
| Carrier | Filings | States | Editions, most filed first | Last filed |
|---|---|---|---|---|
| Amtrust Financial Services Group10 group companies filed it, led by Security National Insurance Company and Technology Insurance Company, Inc. | 8 | 4 | 10 1202 19 | May 13, 2024 |
| Nationwide Corporation Group7 group companies filed it, led by Allied Insurance Company of America and Nationwide Agribusiness Insurance Company | 7 | 3 | 10 1202 19 | Nov 7, 2024 |
| Amerisure Company Group3 group companies filed it, led by AMERISURE MUTUAL INSURANCE COMPANY and AMERISURE INSURANCE COMPANY | 6 | 4 | 02 19 | Apr 29, 2024 |
| Hastings Mutual Insurance Company | 6 | 5 | 02 19 | Mar 13, 2025 |
| Insurance Services Office, Inc.Advisory Organization | 6 | 6 | 02 19 | Nov 15, 2023 |
| Markel Corporation Group2 group companies filed it, led by State National Insurance Company, Inc. and Markel Insurance Company | 5 | 3 | 08 9902 19 | Jul 6, 2023 |
| Sentry Insurance Group3 group companies filed it, led by Middlesex Insurance Company and Sentry Insurance a Mutual Company | 5 | 1 | 10 12 | Feb 23, 2024 |
| WCF Mutual Insurance Company Group2 group companies filed it, led by Associated Indemnity Corporation and WCF National Insurance Company | 5 | 3 | 02 19 | Mar 26, 2024 |
| ACP Insurance Mgmt LLC GroupAccelerant National Insurance Company | 4 | 3 | 10 1202 19 | Mar 21, 2025 |
| Church Mutual GroupChurch Mutual Insurance Company, S.I. | 3 | 1 | 10 1202 19 | Jun 4, 2026 |
See more forms
Search related forms, compare editions, and research carrier filings with FilingFocus.
States
Number of filings that include CP 10 45 in each state, Oct 2021 to Jun 2026. Darker states have more filings.
Often filed with
Standard-style form numbers that appear in the same filings most often.
- CP 10 40Earthquake and Volcanic Eruption Endorsement80 filings
- CP 10 41Earthquake Inception Extension70 filings
- CP 00 30Business Income (and Extra Expense) Coverage Form59 filings
- CP 00 32Business Income (Without Extra Expense) Coverage Form58 filings
- CP 00 50Extra Expense Coverage Form58 filings
- CP 10 30Causes of Loss - Special Form58 filings
- CP 10 33Theft Exclusion57 filings
- CP 12 11Burglary and Robbery Protective Safeguards57 filings
- CP 00 10Building and Personal Property Coverage Form56 filings
- CP 12 18Loss Payable Provisions56 filings
Recent filings
Latest filings that include this form number. Filed copies open in FilingFocus.
| Submitted | Company | State | Editions | Tracking number |
|---|---|---|---|---|
| Jun 4, 2026 | Church Mutual Insurance Company, S.I. | CA | 02 19 | CHMU-134942064 |
| Sep 10, 2025 | Accident Fund Insurance Company of Americaand 1 more | CA | 02 19 | ACCD-G134661895 |
| May 1, 2025 | Universal Fire and Casualty Insurance Company | SC | 02 19 | UFCI-134516617 |
| Apr 30, 2025 | Selective Way Insurance Company | MO | 02 19 | SELC-134494115 |
| Apr 30, 2025 | Universal Fire and Casualty Insurance Company | IL | 02 19 | UFCI-134515065 |
| Mar 21, 2025 | Accelerant National Insurance Company | CA | 10 12 | SPRO-G134354982 |
| Mar 13, 2025 | Hastings Mutual Insurance Company | IL | 02 19 | HAST-134127875 |
| Jan 24, 2025 | Accelerant National Insurance Company | SC | 02 19 | SPRO-G134359430 |
| Jan 3, 2025 | Accelerant National Insurance Company | ID | 10 12 | SPRO-G134361419 |
| Nov 22, 2024 | Property Insurance Association of Louisiana | LA | 02 19 | PIAL-134328855 |
| Nov 7, 2024 | Allied Insurance Company of Americaand 6 more | WA | 02 19 | NWPP-134311422 |
| Sep 6, 2024 | Great American Alliance Insurance Companyand 2 more | ID | 02 19 | GACX-134220101 |
Most filed ISO CP forms
- CP 03 21 Windstorm Or Hail Percentage Deductible
- CP 10 36 Limitations On Coverage For Roof Surfacing
- CP 12 19 Additional Insured - Building Owner
- CP 99 03 Cannabis Exclusion
- CP 10 75 Cyber Incident Exclusion
- CP 00 10 Building and Personal Property Coverage Form
- CP 00 30 Business Income (And Extra Expense) Coverage Form
- CP 12 18 Loss Payable Provisions
- CP 04 11 Protective Safeguards
- CP DS 00 Commercial Property Coverage Part Declarations Page
- CP 10 30 Causes of Loss - Special Form
- CP 03 20 Multiple Deductible Form
See more carrier forms
Search forms by carrier, line of business, state, and wording with FilingFocus.