ISO exclusion ยท commercial general liability

CG 33 70 Silica Or Silica-Related Dust Exclusion

Filings
115
latest Oct 22, 2026
Filing companies
55
35 carrier groups
States
30
Latest edition
03 05
Mar 2005

Coverage description

An Insurance Services Office (ISO) standard form. It excludes bodily injury and property damage arising out of silica or silica-related dust, and the cost to test for, clean up or respond to it, under owners and contractors protective and products/completed operations liability coverage.

Editions

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

EditionFilingsCompaniesStatesFiled
03 05Mar 2005Latest1145429Nov 2021 to Oct 2026

1 other edition date appears in one or two filings each, often carrier-specific versions: 03 15.

What the filings show

  • Edition in use: in the past 12 months, 13 companies filed the 03 05 edition.
  • CG 21 96 (Silica or Silica- Related Dust Exclusion) is filed alongside it most often, in 104 of the same filings (90%).

Filed under

Commercial General Liability 90Commercial Package 8Other Liability 7Other other liability 3Other Commercial Lines 2Commercial Interline Filings 1

Data from admitted P&C filings with state insurance departments, submitted Oct 2021 to Oct 2026, excluding withdrawn and rejected filings.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 33 70, 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 Company161603 05Jan 4, 2023
WCF Mutual Insurance Company GroupAssociated Indemnity Corporation131303 05Jan 15, 2026
Markel Corporation Group3 group companies filed it, led by State National Insurance Company, Inc. and Markel Insurance Company11503 05Oct 22, 2026
Siriuspoint GroupSiriusPoint America Insurance Company7303 05Jun 15, 2026
Nationwide Corporation Group7 group companies filed it, led by Allied Insurance Company of America and Nationwide Agribusiness Insurance Company6303 05Feb 12, 2025
Starr Group2 group companies filed it, led by Starr Indemnity and Liability Company and Starr Specialty Insurance Company6403 05Sep 8, 2025
Church Mutual GroupChurch Mutual Insurance Company, S.I.5203 05Jun 26, 2026
Sompo GroupSompo America Insurance Company5103 05Jun 18, 2026
Tokio Marine Holdings Incorporated GroupSafety National Casualty Corporation5103 05Feb 17, 2026
ACP Insurance Mgmt LLC GroupAccelerant National Insurance Company3203 05Dec 8, 2025

How the largest insurers handle CG 33 70

Groups among the largest commercial general liability insurers that filed CG 33 70 or their own version in the past five years.

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States

Number of filings that include CG 33 70 in each state, Oct 2021 to Oct 2026. Darker states have more filings.

Tennessee: 0 filingsTNAlabama: 1 filingAL1Florida: 0 filingsFLGeorgia: 1 filingGA1Oklahoma: 1 filingOK1South Carolina: 16 filingsSC16Arkansas: 2 filingsAR2Missouri: 1 filingMO1Indiana: 2 filingsIN2Louisiana: 0 filingsLAOhio: 2 filingsOH2Wisconsin: 1 filingWI1Texas: 0 filingsTXKentucky: 1 filingKY1Iowa: 1 filingIA1Kansas: 2 filingsKS2Mississippi: 0 filingsMSNorth Carolina: 1 filingNC1Nebraska: 0 filingsNESouth Dakota: 0 filingsSDMontana: 1 filingMT1New Hampshire: 0 filingsNHVirginia: 2 filingsVA2Arizona: 0 filingsAZPennsylvania: 0 filingsPARhode Island: 1 filingRI1Michigan: 0 filingsMIAlaska: 0 filingsAKDistrict of Columbia: 0 filingsDCIdaho: 1 filingID1Maryland: 2 filingsMD2West Virginia: 0 filingsWVUtah: 2 filingsUT2Wyoming: 3 filingsWY3Delaware: 0 filingsDENew Mexico: 4 filingsNM4Colorado: 25 filingsCO25Connecticut: 1 filingCT1Maine: 0 filingsMENorth Dakota: 0 filingsNDIllinois: 7 filingsIL7Minnesota: 0 filingsMNNew Jersey: 1 filingNJ1New York: 0 filingsNYMassachusetts: 0 filingsMAWashington: 5 filingsWA5Oregon: 1 filingOR1Vermont: 1 filingVT1California: 25 filingsCA25Nevada: 1 filingNV1Hawaii: 0 filingsHI
FewerMore filingsNone

Often filed with

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

  • CG 21 96Silica or Silica- Related Dust Exclusion104 filings
  • CG 21 39Contractual Liability Limitation102 filings
  • CG 22 70Real Estate Property Managed101 filings
  • CG 21 42Exclusion - Explosion, Collapse, and Underground Property Damage Hazard (Specified Operations)100 filings
  • CG 21 50Amendment of Liquor Liability Exclusion99 filings
  • CG 21 35Exclusion - Coverage C - Medical Payments98 filings
  • CG 21 51Amendment of Liquor Liability Exclusion - Exception for Scheduled Premises or Activities98 filings
  • CG 22 42Exclusion - Existence or Maintenance of Streets, Roads, Highways or Bridges98 filings
  • CG 21 45Exclusion - Damage to Premises Rented to You97 filings
  • CG 24 09Governmental Subdivisions97 filings

Recent filings

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

SubmittedCompanyStateEditionsTracking number
Oct 22, 2026State National Insurance Company, Inc.CO03 05STNA-135128706
Jun 26, 2026Church Mutual Insurance Company, S.I.CO03 05CHMU-134947220
Jun 18, 2026Sompo America Insurance CompanyCO03 05SMPJ-134985965
Jun 17, 2026Atlantic Specialty Insurance CompanyNM03 05BEAC-134983795
Jun 15, 2026SiriusPoint America Insurance CompanyCO03 05MRTN-134978899
Jun 15, 2026SiriusPoint America Insurance CompanyCO03 05MRTN-134978902
Jun 1, 2026CopperPoint Casualty Insurance Companyand 1 moreSC03 05COPP-134966665
Feb 17, 2026Safety National Casualty CorporationCO03 05SFCC-134814522
Feb 6, 2026Crum and Forster Indemnity CompanyCA03 05CRUM-134831877
Jan 15, 2026Associated Indemnity CorporationWI03 05ADWC-134802679
Dec 22, 2025Associated Indemnity CorporationVA03 05ADWC-134768154
Dec 22, 2025Associated Indemnity CorporationOK03 05ADWC-134780132

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