ISO endorsement · commercial general liability

CG 20 15 Additional Insured - Vendors

Filings
239
latest Oct 26, 2026
Filing companies
110
53 carrier groups
States
43
Latest edition
12 19
Dec 2019

Coverage description

An Insurance Services Office (ISO) standard form. It adds vendors that sell or distribute your products as additional insureds for bodily injury or property damage arising out of those products, with exclusions for the vendor's own repackaging, product changes, unauthorized warranties and sole negligence.

How the form has changed

3 changes across 2 revisions, newest first. Each edition is compared with the one before it, using wording from filed copies.

  1. 12 19 edition

    Dec 2019, compared with 04 13Latest edition
    • The limit available to the vendor now refers to the applicable limits of insurance rather than the limits shown in the Declarations.

      04 13

      “Available under the applicable Limits of Insurance shown in the Declarations”

      12 19

      “Available under the applicable limits of insurance”

  2. 04 13 edition

    Apr 2013, compared with 07 04
    • Coverage for the vendor now applies only to the extent permitted by law and is no broader than your contract requires.

      07 04

      Not in this edition

      04 13

      “The insurance afforded to such vendor only applies to the extent permitted by law”

    • When a contract requires the coverage, the most paid for the vendor is the lesser of the contract amount or the available limits.

      07 04

      Not in this edition

      04 13

      “whichever is less”

Editions

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

EditionFilingsCompaniesStatesFiled
12 19Dec 2019Latest21010343Nov 2021 to Oct 2026
04 13Apr 201324216Dec 2021 to Oct 2026
07 04Jul 20041047Jun 2022 to Mar 2024

2 other edition dates appear in one or two filings each, often carrier-specific versions: 05 20, 10/1/2020.

Where filings record what this form replaced, they name earlier edition 04 13. Only some filings record replacements.

What the filings show

  • Edition in use: in the past 12 months, 38 companies filed the 12 19 edition and 7 companies filed 04 13.
  • CG 20 26 (Additional Insured – Designated Person or Organization) is filed alongside it most often, in 231 of the same filings (97%).

Filed under

Commercial General Liability 163Other Liability 40Commercial Package 10Other other liability 8Other Commercial Lines 7

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 20 15, out of 53 in total.

CarrierFilingsStatesEditions, most filed firstLast filed
Liberty Mutual Group11 group companies filed it, led by First National Insurance Company of America and General Insurance Company of America343112 19Oct 26, 2026
United Fire & CAS Group7 group companies filed it, led by United Fire and Casualty Company and Addison Insurance Company292812 19Dec 28, 2022
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
Nationwide Corporation Group8 group companies filed it, led by Nationwide Agribusiness Insurance Company and Nationwide Insurance Company of America14404 1312 19Oct 21, 2026
Markel Corporation Group2 group companies filed it, led by State National Insurance Company, Inc. and Markel Insurance Company10412 1904 1307 04Oct 22, 2026
Starr Group2 group companies filed it, led by Starr Indemnity and Liability Company and Starr Specialty Insurance Company9312 1904 1310/1/2020Apr 13, 2026
Tokio Marine Holdings Incorporated Group5 group companies filed it, led by Safety National Casualty Corporation and TNUS Insurance Company9212 19Feb 17, 2026
Sompo GroupSompo America Insurance Company7212 19Jun 18, 2026
ACP Insurance Mgmt LLC GroupAccelerant National Insurance Company6212 1904 13Dec 8, 2025

How the largest insurers handle CG 20 15

Groups among the largest commercial general liability insurers that filed CG 20 15 or their own version in the past five years.

See more forms

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States

Number of filings that include CG 20 15 in each state, Oct 2021 to Oct 2026. Darker states have more filings.

Tennessee: 3 filingsTN3Alabama: 2 filingsAL2Florida: 0 filingsFLGeorgia: 3 filingsGA3Oklahoma: 3 filingsOK3South Carolina: 5 filingsSC5Arkansas: 4 filingsAR4Missouri: 4 filingsMO4Indiana: 7 filingsIN7Louisiana: 3 filingsLA3Ohio: 6 filingsOH6Wisconsin: 6 filingsWI6Texas: 2 filingsTX2Kentucky: 3 filingsKY3Iowa: 3 filingsIA3Kansas: 4 filingsKS4Mississippi: 3 filingsMS3North Carolina: 2 filingsNC2Nebraska: 2 filingsNE2South Dakota: 1 filingSD1Montana: 4 filingsMT4New Hampshire: 2 filingsNH2Virginia: 3 filingsVA3Arizona: 0 filingsAZPennsylvania: 4 filingsPA4Rhode Island: 2 filingsRI2Michigan: 0 filingsMIAlaska: 0 filingsAKDistrict of Columbia: 0 filingsDCIdaho: 4 filingsID4Maryland: 2 filingsMD2West Virginia: 1 filingWV1Utah: 3 filingsUT3Wyoming: 6 filingsWY6Delaware: 0 filingsDENew Mexico: 7 filingsNM7Colorado: 38 filingsCO38Connecticut: 2 filingsCT2Maine: 1 filingME1North Dakota: 1 filingND1Illinois: 13 filingsIL13Minnesota: 0 filingsMNNew Jersey: 3 filingsNJ3New York: 1 filingNY1Massachusetts: 1 filingMA1Washington: 11 filingsWA11Oregon: 3 filingsOR3Vermont: 2 filingsVT2California: 57 filingsCA57Nevada: 2 filingsNV2Hawaii: 0 filingsHI
FewerMore filingsNone

Often filed with

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

  • CG 20 26Additional Insured – Designated Person or Organization231 filings
  • CG 20 28Additional Insured – Lessor of Leased Equipment226 filings
  • CG 20 36Additional Insured – Grantor of Licenses210 filings
  • CG 20 35Additional Insured – Grantor of Licenses – Automatic Status When Required by Licensor209 filings
  • CG 20 11Additional Insured – Managers or Lessors of Premises204 filings
  • CG 20 12Additional Insured – State or Governmental Agency or Subdivision or Political Subdivision – Permits or Authorizations199 filings
  • CG 20 27Additional Insured – Co-Owner of Insured Premises198 filings
  • CG 20 24Additional Insured – Owners or Other Interests From Whom Land Has Been Leased196 filings
  • CG 20 05Additional Insured – Controlling Interest195 filings
  • CG 20 18Additional Insured – Mortgagee, Assignee or Receiver195 filings

Recent filings

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

SubmittedCompanyStateEditionsTracking number
Oct 26, 2026American Economy Insurance Companyand 5 moreRI12 19LBRC-135130111
Oct 22, 2026State National Insurance Company, Inc.CO12 19STNA-135128706
Oct 21, 2026Allied Insurance Company of Americaand 4 moreCA12 19NWPP-G135131050
Oct 6, 2026American Casualty Company of Reading, Pennsylvaniaand 5 moreCA12 1904 13CNAB-135091690
Aug 17, 2026Mississippi Farm Bureau Casualty Insurance CompanyMS12 19SFBC-135017175
Aug 10, 2026First National Insurance Company of AmericaNE12 19LBRC-135047012
Jul 10, 2026Southern Farm Bureau Casualty Insurance CompanyLA12 19SFBC-135013358
Jul 9, 2026First National Insurance Company of AmericaMS12 19LBRC-135012891
Jun 26, 2026Church Mutual Insurance Company, S.I.CO12 19CHMU-134947220
Jun 26, 2026American Economy Insurance Companyand 6 moreLA12 19LBRC-134964566
Jun 26, 2026First National Insurance Company of AmericaME12 19LBRC-134998659
Jun 24, 2026Southern Trust Insurance CompanyGA12 19STTR-134864949

Most filed ISO CG forms

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