ISO exclusion

EP 01 21 Nuclear Energy Liability Exclusion Endorsement

Filings
17
latest Jun 26, 2026
Filing companies
9
6 carrier groups
States
9
Latest edition
09 07
Sep 2007

Coverage description

An Insurance Services Office (ISO) standard form. It excludes employment-related practices liability arising from nuclear energy hazards, including liability insured under nuclear energy liability policies and the hazardous properties of nuclear material at nuclear facilities or in spent fuel or waste.

Editions

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

EditionFilingsCompaniesStatesFiled
09 07Sep 2007Latest1799Nov 2021 to Jun 2026

What the filings show

  • Edition in use: in the past 12 months, 1 company filed the 09 07 edition.
  • EP 01 12 (Who Is an Insured- Restricted Coverage for Employees) is filed alongside it most often, in 17 of the same filings (100%).

Data from admitted P&C filings with state insurance departments, submitted Oct 2021 to Jun 2026, excluding withdrawn and rejected filings. One filing can cover several affiliated companies.

Carriers filing this form

The 6 carrier groups with the most filings that include EP 01 21, out of 6 in total.

CarrierFilingsStatesEditions, most filed firstLast filed
Church Mutual GroupChurch Mutual Insurance Company, S.I.5209 07Jun 26, 2026
Sentry Insurance Group2 group companies filed it, led by Middlesex Insurance Company and Sentry Insurance a Mutual Company4109 07Jun 26, 2025
Acuity, A Mutual Insurance Company3309 07Nov 2, 2023
Ally Insurance Holdings GroupMotors Insurance Corporation2109 07Mar 19, 2024
Encova Mutual Insurance Group3 group companies filed it, led by Motorists Mutual Insurance Company and Wilson Mutual Insurance Company2209 07Jun 25, 2024
James River GroupFalls Lake National Insurance Company1109 07Feb 24, 2023

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States

Number of filings that include EP 01 21 in each state, Oct 2021 to Jun 2026. Darker states have more filings.

Tennessee: 0 filingsTNAlabama: 0 filingsALFlorida: 0 filingsFLGeorgia: 1 filingGA1Oklahoma: 0 filingsOKSouth Carolina: 1 filingSC1Arkansas: 1 filingAR1Missouri: 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: 2 filingsWY2Delaware: 0 filingsDENew Mexico: 0 filingsNMColorado: 7 filingsCO7Connecticut: 0 filingsCTMaine: 0 filingsMENorth Dakota: 0 filingsNDIllinois: 1 filingIL1Minnesota: 0 filingsMNNew Jersey: 0 filingsNJNew York: 0 filingsNYMassachusetts: 1 filingMA1Washington: 0 filingsWAOregon: 0 filingsORVermont: 0 filingsVTCalifornia: 2 filingsCA2Nevada: 0 filingsNVHawaii: 0 filingsHI
FewerMore filingsNone

Often filed with

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

  • EP 01 12Who Is an Insured- Restricted Coverage for Employees17 filings
  • EP 01 13Who Is an Insured – Outside Director, Trustee, Officer or Member17 filings
  • EP 01 14Counsel Selection17 filings
  • EP 01 17Liability to Your Customers and Clients17 filings
  • EP 01 18Liability to Independent Contractors17 filings
  • EP 01 19Liability to Volunteers17 filings
  • EP 01 20Liability to Non- Employees17 filings
  • EP 20 01Additional Insured - Designated Person or Organization17 filings
  • EP 20 02Additional Insured - Controlling Interests17 filings
  • EP 20 03Additional Insured - Volunteers17 filings

Recent filings

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

SubmittedCompanyStateEditionsTracking number
Jun 26, 2026Church Mutual Insurance Company, S.I.CO09 07CHMU-134994949
Jun 27, 2025Church Mutual Insurance Company, S.I.CO09 07CHMU-134582283
Jun 26, 2025Middlesex Insurance Companyand 1 moreCO09 07SEPX-134585617
Jul 1, 2024Middlesex Insurance Companyand 1 moreCO09 07SEPX-134164874
Jun 25, 2024Motorists Mutual Insurance Companyand 2 moreIL09 07MTRS-134080107
Jun 3, 2024Church Mutual Insurance Company, S.I.CO09 07CHMU-134130580
Mar 19, 2024Motors Insurance CorporationWY09 07GMAX-134034652
Mar 19, 2024Motors Insurance CorporationWY09 07GMAX-134034743
Feb 5, 2024Motorists Mutual Insurance Companyand 1 moreSC09 07MTRS-133974832
Nov 2, 2023Acuity, A Mutual Insurance CompanyMD09 07ACUT-133848228
Jun 30, 2023Middlesex Insurance Companyand 1 moreCO09 07SEPX-133730410
Feb 24, 2023Falls Lake National Insurance CompanyMA09 07SWNI-133574054

Most filed ISO EP forms

All Employment-Related Practices Liability (ISO EP) forms

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