ISO endorsement ยท commercial general liability

CG 04 22 Pollution Liability Coverage Extension

Filings
110
latest Oct 22, 2026
Filing companies
62
35 carrier groups
States
23
Latest edition
11 85
Nov 1985

Coverage description

An Insurance Services Office (ISO) standard form. It makes paragraph (1) of the Coverage A pollution exclusion not apply, so bodily injury and property damage from pollution are no longer excluded under that paragraph.

Editions

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

EditionFilingsCompaniesStatesFiled
11 85Nov 1985Latest1106223Nov 2021 to Oct 2026

What the filings show

  • Edition in use: in the past 12 months, 15 companies filed the 11 85 edition.
  • CG 21 39 (Contractual Liability Limitation) is filed alongside it most often, in 109 of the same filings (99%).

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Data from admitted P&C filings with state insurance departments, submitted Oct 2021 to Oct 2026, excluding withdrawn and rejected filings.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 22, out of 35 in total.

CarrierFilingsStatesEditions, most filed firstLast filed
Cincinnati Financial Group3 group companies filed it, led by The Cincinnati Casualty Company and The Cincinnati Indemnity Company171711 85Jan 4, 2023
Markel Corporation Group3 group companies filed it, led by State National Insurance Company, Inc. and Markel Insurance Company9511 85Oct 22, 2026
Nationwide Corporation Group7 group companies filed it, led by Nationwide Mutual Insurance Company and Allied Insurance Company of America8411 85Feb 12, 2025
Siriuspoint GroupSiriusPoint America Insurance Company8311 85Jun 15, 2026
AU Holding Company Group2 group companies filed it, led by Continental Indemnity Company and Pennsylvania Insurance Company6611 85May 3, 2024
Church Mutual GroupChurch Mutual Insurance Company, S.I.5211 85Jun 26, 2026
Sompo GroupSompo America Insurance Company5111 85Jun 18, 2026
Tokio Marine Holdings Incorporated GroupSafety National Casualty Corporation5111 85Feb 17, 2026
CNA Insurance Group6 group companies filed it, led by American Casualty Company of Reading, Pennsylvania and Continental Casualty Company4411 85Oct 6, 2026
ACP Insurance Mgmt LLC GroupAccelerant National Insurance Company3211 85Dec 8, 2025

How the largest insurers handle CG 04 22

Groups among the largest commercial general liability insurers that filed CG 04 22 or their own version in the past five years.

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States

Number of filings that include CG 04 22 in each state, Oct 2021 to Oct 2026. Darker states have more filings.

Tennessee: 0 filingsTNAlabama: 1 filingAL1Florida: 0 filingsFLGeorgia: 1 filingGA1Oklahoma: 0 filingsOKSouth Carolina: 26 filingsSC26Arkansas: 1 filingAR1Missouri: 0 filingsMOIndiana: 0 filingsINLouisiana: 0 filingsLAOhio: 0 filingsOHWisconsin: 0 filingsWITexas: 8 filingsTX8Kentucky: 1 filingKY1Iowa: 0 filingsIAKansas: 1 filingKS1Mississippi: 0 filingsMSNorth Carolina: 1 filingNC1Nebraska: 0 filingsNESouth Dakota: 0 filingsSDMontana: 0 filingsMTNew Hampshire: 0 filingsNHVirginia: 1 filingVA1Arizona: 0 filingsAZPennsylvania: 1 filingPA1Rhode Island: 1 filingRI1Michigan: 0 filingsMIAlaska: 0 filingsAKDistrict of Columbia: 0 filingsDCIdaho: 0 filingsIDMaryland: 1 filingMD1West Virginia: 0 filingsWVUtah: 0 filingsUTWyoming: 3 filingsWY3Delaware: 0 filingsDENew Mexico: 2 filingsNM2Colorado: 26 filingsCO26Connecticut: 1 filingCT1Maine: 0 filingsMENorth Dakota: 0 filingsNDIllinois: 3 filingsIL3Minnesota: 0 filingsMNNew Jersey: 1 filingNJ1New York: 0 filingsNYMassachusetts: 0 filingsMAWashington: 5 filingsWA5Oregon: 1 filingOR1Vermont: 1 filingVT1California: 22 filingsCA22Nevada: 1 filingNV1Hawaii: 0 filingsHI
FewerMore filingsNone

Often filed with

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

  • CG 21 39Contractual Liability Limitation109 filings
  • CG 22 42Exclusion - Existence or Maintenance of Streets, Roads, Highways or Bridges107 filings
  • CG 22 58Exclusion - Described Hazards (Carnivals, Circuses and Fairs)106 filings
  • CG 20 02Additional Insured - Club Members95 filings
  • CG 21 38Exclusion - Personal and Advertising Injury95 filings
  • CG 21 34Exclusion - Designated Work (for Use with Cgl and Products Policies)94 filings
  • CG 20 04Additional Insured - Condominium Unit Owners93 filings
  • CG 20 14Additional Insured - Users of Teams, Draft or Saddle Animals93 filings
  • CG 20 20Additional Insured - Charitable Institutions93 filings
  • CG 02 24Earlier Notice of Cancellation Provided by Us (for Use with Cgl, Liquor, Pollution and Products Policies)92 filings

Recent filings

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

SubmittedCompanyStateEditionsTracking number
Oct 22, 2026State National Insurance Company, Inc.CO11 85STNA-135128706
Oct 6, 2026American Casualty Company of Reading, Pennsylvaniaand 5 moreCA11 85CNAB-135091690
Jun 26, 2026Church Mutual Insurance Company, S.I.CO11 85CHMU-134947220
Jun 18, 2026Sompo America Insurance CompanyCO11 85SMPJ-134985965
Jun 17, 2026Atlantic Specialty Insurance CompanyNM11 85BEAC-134983795
Jun 17, 2026Atlantic Specialty Insurance CompanySC11 85BEAC-134983796
Jun 15, 2026SiriusPoint America Insurance CompanyCO11 85MRTN-134978899
Jun 15, 2026SiriusPoint America Insurance CompanyCO11 85MRTN-134978902
Mar 24, 2026American Casualty Company of Reading, Pennsylvaniaand 5 moreTX11 85CNAB-134846595
Mar 20, 2026American Casualty Company of Reading, Pennsylvaniaand 5 moreCO11 85CNAB-134872676
Feb 24, 2026American Casualty Company of Reading, Pennsylvaniaand 5 moreSC11 85CNAB-134851008
Feb 17, 2026Safety National Casualty CorporationCO11 85SFCC-134814522

Most filed ISO CG forms

All Commercial General Liability (ISO CG) forms

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