ISO state amendatory endorsement ยท commercial auto

CA 21 50 Colorado Uninsured Motorists Coverage - Bodily Injury

Filings
130
latest Jul 8, 2026
Filing companies
70
27 carrier groups
States
2
Latest edition
07 17
Jul 2017

Coverage description

An Insurance Services Office (ISO) standard form. It provides Colorado uninsured motorists coverage for bodily injury that insureds are legally entitled to recover from the owner or driver of an uninsured motor vehicle, with who is an insured, exclusions, limits and conditions for covered autos in Colorado.

Editions

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

EditionFilingsCompaniesStatesFiled
07 17Jul 2017Latest124682Apr 2022 to Jul 2026
01 11Jan 2011421Jun 2022 to Jun 2025

1 other edition date appears in one or two filings each, often carrier-specific versions: 10 13.

What the filings show

  • Edition in use: in the past 12 months, 43 companies filed the 07 17 edition.
  • CA 99 44 (Loss Payable Clause) is filed alongside it most often, in 127 of the same filings (98%).

Data from admitted P&C filings with state insurance departments, submitted Oct 2021 to Jul 2026, excluding withdrawn and rejected filings.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 21 50, out of 27 in total.

CarrierFilingsStatesEditions, most filed firstLast filed
OLD Republic Group4 group companies filed it, led by BITCO General Insurance Corporation and BITCO National Insurance Company13107 17May 11, 2026
Arch Insurance Group3 group companies filed it, led by Arch Indemnity Insurance Company and Arch Insurance Company12107 17Apr 8, 2026
Berkshire Hathaway Group11 group companies filed it, led by Columbia Insurance Company and GEICO Casualty Company10107 17Jul 6, 2026
Liberty Mutual GroupState Automobile Mutual Insurance Company10107 1710 13Jun 17, 2026
Scor GroupGeneral Security National Insurance Company10107 17Jun 9, 2026
Nationwide Corporation Group9 group companies filed it, led by Allied Insurance Company of America and Nationwide Mutual Insurance Company7107 17Apr 7, 2026
Alliance Insurance GroupFarmers Alliance Mutual Insurance Company5107 17May 19, 2026
Grange Insurance GroupGrange Insurance Association5107 17Jun 26, 2026
Selective Insurance Group4 group companies filed it, led by Selective Insurance Company of America and Selective Insurance Company of South Carolina5107 17Jun 25, 2026
Sompo Group2 group companies filed it, led by Sompo America Fire and Marine Insurance Company and Sompo America Insurance Company5107 17Jun 18, 2026

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States

Number of filings that include CA 21 50 in each state, Oct 2021 to Jul 2026. Darker states have more filings.

Tennessee: 0 filingsTNAlabama: 0 filingsALFlorida: 0 filingsFLGeorgia: 0 filingsGAOklahoma: 0 filingsOKSouth Carolina: 0 filingsSCArkansas: 0 filingsARMissouri: 0 filingsMOIndiana: 0 filingsINLouisiana: 0 filingsLAOhio: 0 filingsOHWisconsin: 0 filingsWITexas: 0 filingsTXKentucky: 0 filingsKYIowa: 0 filingsIAKansas: 0 filingsKSMississippi: 0 filingsMSNorth Carolina: 0 filingsNCNebraska: 0 filingsNESouth Dakota: 0 filingsSDMontana: 0 filingsMTNew Hampshire: 0 filingsNHVirginia: 0 filingsVAArizona: 0 filingsAZPennsylvania: 0 filingsPARhode Island: 0 filingsRIMichigan: 0 filingsMIAlaska: 0 filingsAKDistrict of Columbia: 0 filingsDCIdaho: 0 filingsIDMaryland: 1 filingMD1West Virginia: 0 filingsWVUtah: 0 filingsUTWyoming: 0 filingsWYDelaware: 0 filingsDENew Mexico: 0 filingsNMColorado: 129 filingsCO129Connecticut: 0 filingsCTMaine: 0 filingsMENorth Dakota: 0 filingsNDIllinois: 0 filingsILMinnesota: 0 filingsMNNew Jersey: 0 filingsNJNew York: 0 filingsNYMassachusetts: 0 filingsMAWashington: 0 filingsWAOregon: 0 filingsORVermont: 0 filingsVTCalifornia: 0 filingsCANevada: 0 filingsNVHawaii: 0 filingsHI
FewerMore filingsNone

Often filed with

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

  • CA 99 44Loss Payable Clause127 filings
  • CA 01 13Colorado Changes126 filings
  • CA 99 10Drive Other Car Coverage - Broadened Coverage For Named Individuals126 filings
  • CA 00 01Business Auto Coverage Form123 filings
  • CA 04 40Colorado Auto Medical Payments Coverage122 filings
  • CA 20 48Designated Insured For Covered Autos Liability Coverage121 filings
  • CA 23 94Silica or Silica- Related Dust Exclusion for Covered Autos Exposure121 filings
  • CA 99 16Hired Autos Specified as Covered Autos You Own121 filings
  • CA 04 37Colorado Individually Owned Motor Vehicles119 filings
  • CA 20 01Lessor - Additional Insured and Loss Payee119 filings

Recent filings

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

SubmittedCompanyStateEditionsTracking number
Jul 8, 2026Colorado Farm Bureau Insurance CompanyCO07 17SFBC-135011078
Jul 6, 2026GEICO Advantage Insurance Companyand 7 moreCO07 17GECC-135002717
Jun 30, 2026Accredited Surety and Casualty Company, Inc.CO07 17ACSA-135005169
Jun 26, 2026Grange Insurance AssociationCO07 17GRIA-135000193
Jun 25, 2026Selective Insurance Company of Americaand 3 moreCO07 17SELC-134998854
Jun 24, 2026Great American Alliance Insurance Companyand 3 moreCO07 17GACX-134993563
Jun 19, 2026Addison Insurance Companyand 1 moreCO07 17UNFG-134905846
Jun 18, 2026Sompo America Fire and Marine Insurance Companyand 1 moreCO07 17SMPJ-134972831
Jun 17, 2026Society Insurance, a mutual companyCO07 17SCTY-134960697
Jun 17, 2026State Automobile Mutual Insurance CompanyCO07 17STAT-134983292
Jun 17, 2026State Automobile Mutual Insurance CompanyCO10 13STAT-134983865
Jun 16, 2026Columbia Insurance Companyand 2 moreCO07 17NTIN-134987075

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