ISO exclusion · commercial general liability

CG 40 10 Exclusion - Cross Suits Liability

Filings
222
latest Oct 22, 2026
Filing companies
91
49 carrier groups
States
44
including DC
Latest edition
12 19
Dec 2019

Coverage description

An Insurance Services Office (ISO) standard form. It excludes claims or suits brought by one named insured on the policy against another named insured on the policy, under both bodily injury and property damage and personal and advertising injury coverage.

Editions

Edition dates as filed, newest first. Filing counts include every state submission that lists the edition.

EditionFilingsCompaniesStatesFiled
12 19Dec 2019Latest2229144Nov 2021 to Oct 2026

What the filings show

  • Edition in use: in the past 12 months, 31 companies filed the 12 19 edition.
  • CG 20 01 (Primary and Noncontributory – Other Insurance Condition) is filed alongside it most often, in 201 of the same filings (91%).

Filed under

Commercial General Liability 193Commercial Package 9Other Commercial Lines 7Other Liability 7Other other liability 2

Data from admitted P&C filings with state insurance departments, submitted Oct 2021 to Oct 2026, excluding withdrawn and rejected filings.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 40 10, out of 49 in total.

CarrierFilingsStatesEditions, most filed firstLast filed
OBS Holdings Group2 group companies filed it, led by Obsidian Insurance Company and Obsidian Pacific Insurance Company363612 19Feb 3, 2023
Clear Blue Financial GroupClear Blue Insurance Company353412 19Feb 11, 2026
Cincinnati Financial Group3 group companies filed it, led by The Cincinnati Casualty Company and The Cincinnati Indemnity Company161612 19Oct 23, 2023
WCF Mutual Insurance Company GroupAssociated Indemnity Corporation161612 19Jan 15, 2026
Merchants Mutual Group2 group companies filed it, led by Merchants Preferred Insurance Company and Merchants Mutual Insurance Company10512 19Dec 8, 2025
Tokio Marine Holdings Incorporated Group4 group companies filed it, led by Safety National Casualty Corporation and TNUS Insurance Company8212 19Feb 17, 2026
Sompo GroupSompo America Insurance Company7212 19Jun 18, 2026
Grange Mutual CAS Group3 group companies filed it, led by Grange Indemnity Insurance Company and Grange Insurance Company6612 19Mar 28, 2024
Hastings Mutual Insurance Company6512 19Mar 13, 2025
Markel Corporation GroupState National Insurance Company, Inc.6412 19Oct 22, 2026

How the largest insurers handle CG 40 10

Groups among the largest commercial general liability insurers that filed CG 40 10 or their own version in the past five years.

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States

Number of filings that include CG 40 10 in each state, Oct 2021 to Oct 2026. Darker states have more filings.

Tennessee: 3 filingsTN3Alabama: 3 filingsAL3Florida: 0 filingsFLGeorgia: 5 filingsGA5Oklahoma: 3 filingsOK3South Carolina: 5 filingsSC5Arkansas: 4 filingsAR4Missouri: 3 filingsMO3Indiana: 6 filingsIN6Louisiana: 2 filingsLA2Ohio: 4 filingsOH4Wisconsin: 5 filingsWI5Texas: 1 filingTX1Kentucky: 4 filingsKY4Iowa: 4 filingsIA4Kansas: 4 filingsKS4Mississippi: 3 filingsMS3North Carolina: 3 filingsNC3Nebraska: 2 filingsNE2South Dakota: 2 filingsSD2Montana: 4 filingsMT4New Hampshire: 0 filingsNHVirginia: 3 filingsVA3Arizona: 0 filingsAZPennsylvania: 4 filingsPA4Rhode Island: 3 filingsRI3Michigan: 0 filingsMIAlaska: 0 filingsAKDistrict of Columbia: 2 filingsDC2Idaho: 4 filingsID4Maryland: 3 filingsMD3West Virginia: 1 filingWV1Utah: 3 filingsUT3Wyoming: 5 filingsWY5Delaware: 2 filingsDE2New Mexico: 5 filingsNM5Colorado: 27 filingsCO27Connecticut: 3 filingsCT3Maine: 2 filingsME2North Dakota: 2 filingsND2Illinois: 10 filingsIL10Minnesota: 0 filingsMNNew Jersey: 4 filingsNJ4New York: 2 filingsNY2Massachusetts: 4 filingsMA4Washington: 9 filingsWA9Oregon: 2 filingsOR2Vermont: 4 filingsVT4California: 45 filingsCA45Nevada: 3 filingsNV3Hawaii: 0 filingsHI
FewerMore filingsNone

Often filed with

Standard-style form numbers that appear in the same filings most often.

  • CG 20 01Primary and Noncontributory – Other Insurance Condition201 filings
  • CG 20 26Additional Insured – Designated Person or Organization201 filings
  • CG 20 11Additional Insured – Managers or Lessors of Premises198 filings
  • CG 20 18Additional Insured – Mortgagee, Assignee or Receiver198 filings
  • CG 20 28Additional Insured – Lessor of Leased Equipment194 filings
  • CG 20 10Additional Insured – Owners, Lessees or Contractors – Scheduled Person or Organization185 filings
  • CG 21 06Exclusion – Access or Disclosure of Confidential or Personal Information and Data-Related Liability – with Limited Bodily Injury Exception172 filings
  • CG 21 45Exclusion – Damage to Premises Rented to You167 filings
  • CG 21 47Employment- Related Practices Exclusion163 filings
  • CG 00 01Commercial General Liability Coverage Form153 filings

Recent filings

Latest filings that include this form number. Filed copies open in FilingFocus.

SubmittedCompanyStateEditionsTracking number
Oct 22, 2026State National Insurance Company, Inc.CO12 19STNA-135128706
Oct 21, 2026Allied Insurance Company of Americaand 4 moreCA12 19NWPP-G135131050
Aug 17, 2026Mississippi Farm Bureau Casualty Insurance CompanyMS12 19SFBC-135017175
Jul 10, 2026Southern Farm Bureau Casualty Insurance CompanyLA12 19SFBC-135013358
Jun 26, 2026Church Mutual Insurance Company, S.I.CO12 19CHMU-134947220
Jun 24, 2026Southern Trust Insurance CompanyGA12 19STTR-134864949
Jun 18, 2026Sompo America Insurance CompanyCO12 19SMPJ-134985965
Jun 17, 2026Atlantic Specialty Insurance CompanyNM12 19BEAC-134983795
Jun 15, 2026SiriusPoint America Insurance CompanyCO12 19MRTN-134978899
Jun 15, 2026SiriusPoint America Insurance CompanyCO12 19MRTN-134978902
Jun 2, 2026Zenith Insurance CompanyCA12 19ZICO-134965759
Mar 20, 2026American Casualty Company of Reading, Pennsylvaniaand 5 moreCO12 19CNAB-134872676

Most filed ISO CG forms

All Commercial General Liability (ISO CG) forms

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