ISO exclusion · commercial umbrella

CU 27 01 Exclusion Of Specific Accidents, Products, Work Or Location

Filings
62
latest Aug 12, 2026
Filing companies
46
20 carrier groups
States
8
Latest edition
09 00
Sep 2000

Coverage description

An Insurance Services Office (ISO) standard form. It excludes claims-made umbrella liability for injury or damage from scheduled accidents, locations, products or work, and provides an extended reporting period under the preceding policy for them.

Editions

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

EditionFilingsCompaniesStatesFiled
09 00Sep 2000Latest62468Apr 2022 to Aug 2026

What the filings show

  • Edition in use: in the past 12 months, 29 companies filed the 09 00 edition.
  • CU 27 02 (Amendment - Extended Reporting Periods for Specific Accidents, Products, Work or Location) is filed alongside it most often, in 57 of the same filings (92%).

Filed under

Commercial Umbrella & Excess 51Other Liability 8Other other liability 2CMP 1

Data from admitted P&C filings with state insurance departments, submitted Oct 2021 to Aug 2026, excluding withdrawn and rejected filings.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 CU 27 01, out of 20 in total.

CarrierFilingsStatesEditions, most filed firstLast filed
WR Berkley Corporation Group14 group companies filed it, led by Acadia Insurance Company and Continental Western Insurance Company9109 00Jun 19, 2026
Nationwide Corporation Group4 group companies filed it, led by Crestbrook Insurance Company and Nationwide Agribusiness Insurance Company8409 00Jun 30, 2026
Tokio Marine Holdings Incorporated Group2 group companies filed it, led by Safety National Casualty Corporation and Philadelphia Indemnity Insurance Company7309 00Aug 11, 2026
Church Mutual GroupChurch Mutual Insurance Company, S.I.5209 00Jun 26, 2026
Liberty Mutual GroupState Automobile Mutual Insurance Company5109 00Jun 17, 2026
Pharmacists Mutual Group2 group companies filed it, led by Pharmacists Mutual Insurance Company and Chiron Insurance Company5209 00Jun 18, 2026
Sompo GroupSompo America Insurance Company5109 00Jun 15, 2026
AU Holding Company GroupContinental Indemnity Company3309 00May 3, 2024
American Family Insurance GroupMidvale Indemnity Company2209 00Sep 28, 2023
Copperpoint Group3 group companies filed it, led by Alaska National Insurance Company and CopperPoint Casualty Insurance Company2109 00Jun 24, 2026

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States

Number of filings that include CU 27 01 in each state, Oct 2021 to Aug 2026. Darker states have more filings.

Tennessee: 1 filingTN1Alabama: 0 filingsALFlorida: 0 filingsFLGeorgia: 0 filingsGAOklahoma: 0 filingsOKSouth Carolina: 7 filingsSC7Arkansas: 0 filingsARMissouri: 0 filingsMOIndiana: 0 filingsINLouisiana: 0 filingsLAOhio: 0 filingsOHWisconsin: 0 filingsWITexas: 0 filingsTXKentucky: 1 filingKY1Iowa: 0 filingsIAKansas: 0 filingsKSMississippi: 0 filingsMSNorth Carolina: 0 filingsNCNebraska: 0 filingsNESouth Dakota: 0 filingsSDMontana: 1 filingMT1New Hampshire: 0 filingsNHVirginia: 0 filingsVAArizona: 0 filingsAZPennsylvania: 0 filingsPARhode Island: 0 filingsRIMichigan: 0 filingsMIAlaska: 0 filingsAKDistrict of Columbia: 0 filingsDCIdaho: 0 filingsIDMaryland: 0 filingsMDWest Virginia: 0 filingsWVUtah: 0 filingsUTWyoming: 2 filingsWY2Delaware: 0 filingsDENew Mexico: 0 filingsNMColorado: 38 filingsCO38Connecticut: 0 filingsCTMaine: 0 filingsMENorth Dakota: 0 filingsNDIllinois: 3 filingsIL3Minnesota: 0 filingsMNNew Jersey: 0 filingsNJNew York: 0 filingsNYMassachusetts: 0 filingsMAWashington: 0 filingsWAOregon: 0 filingsORVermont: 0 filingsVTCalifornia: 9 filingsCA9Nevada: 0 filingsNVHawaii: 0 filingsHI
FewerMore filingsNone

Often filed with

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

  • CU 27 02Amendment - Extended Reporting Periods for Specific Accidents, Products, Work or Location57 filings
  • CU 27 03Supplemental Extended Reporting Period57 filings
  • CU 27 04Supplemental Extended Reporting Periods for Specific Accidents, Products, Work or Locations57 filings
  • CU 27 10Extended Reporting Period Endorsement For Employee Benefits Liability Coverage53 filings
  • CU 04 03Employee Benefits Liability Coverage46 filings
  • CU 21 55Amended Terrorism Coverage - Covered Autos46 filings
  • CU 21 30Cap On Losses From Certified Acts Of Terrorism44 filings
  • CU 21 47Exclusion of Terrorism Involving Nuclear, Biological or Chemical Terrorism44 filings
  • CU 21 48Extended Reporting Period for Terrorism Coverage44 filings
  • CU 27 14Extended Reporting Period Endorsement for Condominiums, Co-Ops, Associations - Directors and Officers Liability Coverage44 filings

Recent filings

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

SubmittedCompanyStateEditionsTracking number
Aug 12, 2026Colonial Surety CompanySC09 00MRTN-134978915
Aug 11, 2026Philadelphia Indemnity Insurance CompanySC09 00PHLX-135041545
Jun 30, 2026Crestbrook Insurance Companyand 1 moreCO09 00NWPP-135003098
Jun 26, 2026Church Mutual Insurance Company, S.I.CO09 00CHMU-134995025
Jun 24, 2026CopperPoint Casualty Insurance Companyand 1 moreSC09 00COPP-134996381
Jun 19, 2026Acadia Insurance Companyand 4 moreCO09 00BNIC-134992811
Jun 19, 2026Berkley Casualty Companyand 8 moreCO09 00BNIC-134992815
Jun 19, 2026Addison Insurance Companyand 1 moreCO09 00UNFG-134979875
Jun 18, 2026Chiron Insurance Companyand 1 moreCO09 00PHAR-134991608
Jun 17, 2026State Automobile Mutual Insurance CompanyCO09 00STAT-134983370
Jun 15, 2026Sompo America Insurance CompanyCO09 00SMPJ-134971280
Jun 2, 2026Philadelphia Indemnity Insurance CompanyIL09 00PHLX-134967828

Most filed ISO CU forms

All Commercial Umbrella (ISO CU) forms

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