ISO condition · commercial auto

CA 04 49 Primary and Noncontributory - Other Insurance Condition

Filings
390
latest Aug 27, 2026
Filing companies
141
66 carrier groups
States
46
including DC
Latest edition
11 16
Nov 2016

Coverage description

An Insurance Services Office (ISO) standard form. It makes the policy's liability coverage primary and noncontributory for an insured when you agreed to that in a written contract, as long as that insured is a named insured on the other insurance. It works with the Business Auto, Motor Carrier and Auto Dealers coverage forms.

Editions

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

EditionFilingsCompaniesStatesFiled
11 16Nov 2016Latest38613846Nov 2021 to Aug 2026

3 other edition dates appear in one or two filings each, often carrier-specific versions: 11 20, 10 13, 11 06.

What the filings show

  • Edition in use: in the past 12 months, 61 companies filed the 11 16 edition.
  • CA 20 48 (Designated Insured for Covered Autos Liability Coverage) is filed alongside it most often, in 301 of the same filings (77%).

Data from admitted P&C filings with state insurance departments, submitted Oct 2021 to Aug 2026, excluding withdrawn and rejected filings.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 CA 04 49, out of 66 in total.

CarrierFilingsStatesEditions, most filed firstLast filed
Berkshire Hathaway Group7 group companies filed it, led by National Liability and Fire Insurance Company and National Indemnity Company664411 1611 20Jun 16, 2026
Clear Blue Financial Group2 group companies filed it, led by Clear Blue Insurance Company and Rock Ridge Insurance Company393511 16Jun 17, 2026
OBS Holdings Group2 group companies filed it, led by Obsidian Insurance Company and Obsidian Pacific Insurance Company373611 16Feb 3, 2023
Tokio Marine Holdings Incorporated Group3 group companies filed it, led by U.S. Specialty Insurance Company and Safety National Casualty Corporation191511 16Aug 27, 2026
Cincinnati Financial Group3 group companies filed it, led by The Cincinnati Casualty Company and The Cincinnati Indemnity Company171611 16Jul 12, 2024
Nationwide Corporation Group9 group companies filed it, led by Allied Insurance Company of America and Nationwide Insurance Company of America17611 16Apr 7, 2026
MS & AD Insurance Group3 group companies filed it, led by Transverse Insurance Company and Mitsui Sumitomo Insurance Company of America13611 16Sep 4, 2025
OLD Republic Group4 group companies filed it, led by BITCO General Insurance Corporation and BITCO National Insurance Company13111 16May 11, 2026
Arch Insurance Group3 group companies filed it, led by Arch Indemnity Insurance Company and Arch Insurance Company12111 16Apr 8, 2026
Scor GroupGeneral Security National Insurance Company10111 16Jun 9, 2026

How the largest insurers handle CA 04 49

Groups among the largest commercial auto insurers that filed CA 04 49 or their own version in the past five years.

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States

Number of filings that include CA 04 49 in each state, Oct 2021 to Aug 2026. Darker states have more filings.

Tennessee: 4 filingsTN4Alabama: 6 filingsAL6Florida: 0 filingsFLGeorgia: 4 filingsGA4Oklahoma: 3 filingsOK3South Carolina: 35 filingsSC35Arkansas: 3 filingsAR3Missouri: 6 filingsMO6Indiana: 4 filingsIN4Louisiana: 5 filingsLA5Ohio: 5 filingsOH5Wisconsin: 5 filingsWI5Texas: 4 filingsTX4Kentucky: 5 filingsKY5Iowa: 4 filingsIA4Kansas: 7 filingsKS7Mississippi: 5 filingsMS5North Carolina: 3 filingsNC3Nebraska: 5 filingsNE5South Dakota: 4 filingsSD4Montana: 4 filingsMT4New Hampshire: 0 filingsNHVirginia: 2 filingsVA2Arizona: 1 filingAZ1Pennsylvania: 3 filingsPA3Rhode Island: 4 filingsRI4Michigan: 0 filingsMIAlaska: 1 filingAK1District of Columbia: 3 filingsDC3Idaho: 9 filingsID9Maryland: 5 filingsMD5West Virginia: 4 filingsWV4Utah: 6 filingsUT6Wyoming: 8 filingsWY8Delaware: 4 filingsDE4New Mexico: 5 filingsNM5Colorado: 114 filingsCO114Connecticut: 3 filingsCT3Maine: 4 filingsME4North Dakota: 6 filingsND6Illinois: 14 filingsIL14Minnesota: 0 filingsMNNew Jersey: 4 filingsNJ4New York: 2 filingsNY2Massachusetts: 5 filingsMA5Washington: 8 filingsWA8Oregon: 9 filingsOR9Vermont: 3 filingsVT3California: 37 filingsCA37Nevada: 5 filingsNV5Hawaii: 0 filingsHI
FewerMore filingsNone

Often filed with

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

  • CA 20 48Designated Insured for Covered Autos Liability Coverage301 filings
  • CA 04 44Waiver of Transfer of Rights of Recovery Against Others to Us (Waiver of Subrogation)286 filings
  • CA 20 54Employee Hired Autos275 filings
  • CA 99 33Employees as Insureds275 filings
  • CA 99 16Hired Autos Specified as Covered Autos You Own272 filings
  • CA 23 05Wrong Delivery of Liquid Products271 filings
  • CA 20 01Lessor – Additional Insured and Loss Payee270 filings
  • CA 99 10Drive Other Car Coverage – Broadened Coverage for Named Individuals261 filings
  • CA 20 55Fellow Employee Coverage256 filings
  • CA 99 30Tapes, Records and Discs Coverage255 filings

Recent filings

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

SubmittedCompanyStateEditionsTracking number
Aug 27, 2026Philadelphia Indemnity Insurance CompanyNM11 16PHLX-135063316
Jul 8, 2026Colorado Farm Bureau Insurance CompanyCO11 16SFBC-135011078
Jun 30, 2026Accredited Surety and Casualty Company, Inc.CO11 16ACSA-135005169
Jun 26, 2026Grange Insurance AssociationCO11 16GRIA-135000193
Jun 25, 2026Selective Insurance Company of Americaand 3 moreCO11 16SELC-134998854
Jun 24, 2026Great American Alliance Insurance Companyand 3 moreCO11 16GACX-134993563
Jun 19, 2026Addison Insurance Companyand 1 moreCO11 16UNFG-134905846
Jun 18, 2026Atlantic Specialty Insurance CompanySC11 16BEAC-134983501
Jun 18, 2026Sompo America Fire and Marine Insurance Companyand 1 moreCO11 16SMPJ-134972831
Jun 17, 2026Society Insurance, a mutual companyCO11 16SCTY-134960697
Jun 17, 2026State Automobile Mutual Insurance CompanyCO11 16STAT-134983865
Jun 17, 2026Clear Blue Insurance CompanyMA11 16WESA-134946941

Most filed ISO CA forms

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