ISO exclusion ยท commercial general liability

CG 21 53 Exclusion - Designated Ongoing Operations

Filings
182
latest Oct 22, 2026
Filing companies
92
55 carrier groups
States
29
Latest edition
01 96
Jan 1996

Coverage description

An Insurance Services Office (ISO) standard form. It excludes bodily injury and property damage arising out of the ongoing operations described in the schedule, wherever they are conducted unless a specific location is listed, in which case it applies only at that location.

Editions

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

EditionFilingsCompaniesStatesFiled
01 96Jan 1996Latest1829229Nov 2021 to Oct 2026

Where filings record what this form replaced, they name other forms CL 5290. Only some filings record replacements.

What the filings show

  • Edition in use: in the past 12 months, 25 companies filed the 01 96 edition.
  • CG 03 00 (Deductible Liability Insurance (for Use with Cgl and Products Policies)) is filed alongside it most often, in 155 of the same filings (85%).

Filed under

Commercial General Liability 125Commercial Package 26Other Liability 13CMP 4Other other liability 3Other Commercial Lines 3

Data from admitted P&C filings with state insurance departments, submitted Oct 2021 to Oct 2026, excluding withdrawn and rejected filings.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 21 53, out of 55 in total.

CarrierFilingsStatesEditions, most filed firstLast filed
Markel Corporation Group3 group companies filed it, led by State National Insurance Company, Inc. and Markel Insurance Company16501 96Oct 22, 2026
WCF Mutual Insurance Company GroupAssociated Indemnity Corporation161601 96Jan 15, 2026
ACP Insurance Mgmt LLC GroupAccelerant National Insurance Company14501 96Dec 8, 2025
Nationwide Corporation Group8 group companies filed it, led by Allied Insurance Company of America and Nationwide Agribusiness Insurance Company11401 96Jul 21, 2025
Siriuspoint GroupSiriusPoint America Insurance Company8301 96Jun 15, 2026
Trisura GroupTrisura Insurance Company7501 96Jul 10, 2026
AU Holding Company Group2 group companies filed it, led by Continental Indemnity Company and Pennsylvania Insurance Company5501 96May 3, 2024
CNA Insurance Group6 group companies filed it, led by American Casualty Company of Reading, Pennsylvania and National Fire Insurance Company of Hartford5301 96Oct 6, 2026
Church Mutual GroupChurch Mutual Insurance Company, S.I.5201 96Jun 26, 2026
Randall & Quilter Investment GroupAccredited Surety and Casualty Company, Inc.5501 96Jun 9, 2026

How the largest insurers handle CG 21 53

Groups among the largest commercial general liability insurers that filed CG 21 53 or their own version in the past five years.

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States

Number of filings that include CG 21 53 in each state, Oct 2021 to Oct 2026. Darker states have more filings.

Tennessee: 0 filingsTNAlabama: 0 filingsALFlorida: 0 filingsFLGeorgia: 0 filingsGAOklahoma: 1 filingOK1South Carolina: 38 filingsSC38Arkansas: 1 filingAR1Missouri: 1 filingMO1Indiana: 2 filingsIN2Louisiana: 1 filingLA1Ohio: 5 filingsOH5Wisconsin: 2 filingsWI2Texas: 2 filingsTX2Kentucky: 3 filingsKY3Iowa: 1 filingIA1Kansas: 1 filingKS1Mississippi: 1 filingMS1North Carolina: 0 filingsNCNebraska: 0 filingsNESouth Dakota: 1 filingSD1Montana: 2 filingsMT2New Hampshire: 1 filingNH1Virginia: 2 filingsVA2Arizona: 0 filingsAZPennsylvania: 2 filingsPA2Rhode Island: 0 filingsRIMichigan: 0 filingsMIAlaska: 0 filingsAKDistrict of Columbia: 0 filingsDCIdaho: 1 filingID1Maryland: 0 filingsMDWest Virginia: 0 filingsWVUtah: 1 filingUT1Wyoming: 7 filingsWY7Delaware: 0 filingsDENew Mexico: 2 filingsNM2Colorado: 31 filingsCO31Connecticut: 0 filingsCTMaine: 0 filingsMENorth Dakota: 0 filingsNDIllinois: 9 filingsIL9Minnesota: 0 filingsMNNew Jersey: 0 filingsNJNew York: 2 filingsNY2Massachusetts: 1 filingMA1Washington: 10 filingsWA10Oregon: 3 filingsOR3Vermont: 0 filingsVTCalifornia: 48 filingsCA48Nevada: 0 filingsNVHawaii: 0 filingsHI
FewerMore filingsNone

Often filed with

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

  • CG 03 00Deductible Liability Insurance (for Use with Cgl and Products Policies)155 filings
  • CG 21 34Exclusion - Designated Work (for Use with Cgl and Products Policies)152 filings
  • CG 21 47Employment- Related Practices Exclusion150 filings
  • IL 00 21Nuclear Energy Liability Exclusion Endorsement (Broad Form)149 filings
  • CG 21 38Exclusion - Personal and Advertising Injury145 filings
  • CG 21 33Exclusion - Designated Products (for Use with Cgl and Products Policies)143 filings
  • CG 00 01Commercial General Liability Coverage Form139 filings
  • IL 00 17Common Policy Conditions139 filings
  • CG 20 04Additional Insured - Condominium Unit Owners138 filings
  • CG 25 04Designated Location(S) General Aggregate Limit138 filings

Recent filings

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

SubmittedCompanyStateEditionsTracking number
Oct 22, 2026State National Insurance Company, Inc.CO01 96STNA-135128706
Oct 6, 2026American Casualty Company of Reading, Pennsylvaniaand 5 moreCA01 96CNAB-135091690
Aug 17, 2026Mississippi Farm Bureau Casualty Insurance CompanyMS01 96SFBC-135017175
Jul 10, 2026Southern Farm Bureau Casualty Insurance CompanyLA01 96SFBC-135013358
Jul 10, 2026Trisura Insurance CompanyWA01 96SHNF-134976660
Jul 2, 2026State National Insurance Company, Inc.CO01 96STNA-135002472
Jun 30, 2026Trisura Insurance CompanyIL01 96SHNF-134983369
Jun 26, 2026Church Mutual Insurance Company, S.I.CO01 96CHMU-134947220
Jun 18, 2026Sompo America Insurance CompanyCO01 96SMPJ-134985965
Jun 17, 2026Atlantic Specialty Insurance CompanyNM01 96BEAC-134983795
Jun 15, 2026SiriusPoint America Insurance CompanyCO01 96MRTN-134978899
Jun 15, 2026SiriusPoint America Insurance CompanyCO01 96MRTN-134978902

Most filed ISO CG forms

All Commercial General Liability (ISO CG) forms

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