ISO state amendatory endorsement · interline (shared across commercial lines)

IL 01 46 Washington Common Policy Conditions

Filings
70
latest Sep 1, 2026
Filing companies
76
36 carrier groups
States
1
Latest edition
07 25
Jul 2025

Coverage description

An Insurance Services Office (ISO) standard form. Washington common policy conditions that replace less favorable conditions on cancellation, nonrenewal, changes, audits, inspections, premiums and transfer of rights, including notice periods and grounds for cancelling property coverage on distressed structures.

How the form has changed

2 changes across 1 revision, newest first. Each edition is compared with the one before it, using wording from filed copies.

  1. 07 25 edition

    Jul 2025, compared with 08 10Latest edition
    • Notice of cancellation for reasons other than nonpayment increases from 45 to 60 days.

      08 10

      “45 days before the effective date of cancellation if we cancel for any other reason”

      07 25

      “60 days before the effective date of cancellation if we cancel for any other reason”

    • Notice of nonrenewal increases from 45 to 60 days.

      08 10

      “We will mail or deliver these notices at least 45 days before”

      07 25

      “We will mail or deliver these notices at least 60 days before”

Editions

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

EditionFilingsCompaniesStatesFiled
07 25Jul 2025Latest39551Jul 2024 to Sep 2026
08 10Aug 201031381Nov 2021 to Jul 2026

What the filings show

  • Edition in use: in the past 12 months, 5 companies filed the 07 25 edition and 1 company filed 08 10.
  • IL 01 23 (Washington Changes - Defense Costs) is filed alongside it most often, in 22 of the same filings (31%).

Data from admitted P&C filings with state insurance departments, submitted Oct 2021 to Sep 2026, excluding withdrawn and rejected filings.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 IL 01 46, out of 36 in total.

CarrierFilingsStatesEditions, most filed firstLast filed
Liberty Mutual Group11 group companies filed it, led by American Fire and Casualty Company and Employers Insurance Company of Wausau7107 2508 10Mar 25, 2025
Farm Bureau GroupWestern Community Insurance Company6107 2508 10Mar 7, 2025
Nationwide Corporation Group7 group companies filed it, led by Allied Insurance Company of America and Nationwide Assurance Company6108 1007 25Jul 3, 2025
Berkshire Hathaway Group6 group companies filed it, led by Berkshire Hathaway Homestate Insurance Company and Continental Divide Insurance Company5107 2508 10Nov 22, 2025
Markel Corporation GroupState National Insurance Company, Inc.4108 10Feb 13, 2023
Brookfield Reins Limited Group3 group companies filed it, led by American National Property And Casualty Company and Argonaut Insurance Company3107 25Dec 10, 2024
Midwest Family GroupMidwest Family Mutual Insurance Company3107 25Jan 22, 2025
ACP Insurance Mgmt LLC GroupAccelerant National Insurance Company2108 10Feb 20, 2025
Cincinnati Financial Group3 group companies filed it, led by The Cincinnati Casualty Company and The Cincinnati Indemnity Company2107 25Feb 18, 2025
Csaa Insurance GroupMobilitas General Insurance Company2107 2508 10Aug 27, 2024

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States

Number of filings that include IL 01 46 in each state, Oct 2021 to Sep 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: 0 filingsMDWest Virginia: 0 filingsWVUtah: 0 filingsUTWyoming: 0 filingsWYDelaware: 0 filingsDENew Mexico: 0 filingsNMColorado: 0 filingsCOConnecticut: 0 filingsCTMaine: 0 filingsMENorth Dakota: 0 filingsNDIllinois: 0 filingsILMinnesota: 0 filingsMNNew Jersey: 0 filingsNJNew York: 0 filingsNYMassachusetts: 0 filingsMAWashington: 70 filingsWA70Oregon: 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.

  • IL 01 23Washington Changes - Defense Costs22 filings
  • IL 01 98Nuclear Energy Liability Exclusion Endorsement (Broad Form)17 filings
  • IL 00 03Calculation of Premium14 filings
  • CG 01 81Washington Changes10 filings
  • IL 09 85Disclosure Pursuant to Terrorism Risk Insurance Act10 filings
  • CG 00 01Commercial General Liability Coverage Form9 filings
  • CG 04 42Stop Gap - Employers Liability Coverage Endorsement - Washington9 filings
  • CG 04 50Washington Changes - Who Is an Insured9 filings
  • CG 20 01Primary and Noncontributory - Other Insurance Condition9 filings
  • CG 20 04Additional Insured - Condominium Unit Owners9 filings

Recent filings

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

SubmittedCompanyStateEditionsTracking number
Sep 1, 2026Great Plains Casualty, Inc.WA07 25MRTN-135074626
Jul 27, 2026Next Insurance US CompanyWA07 25NXUS-134961147
Jul 10, 2026Trisura Insurance CompanyWA08 10SHNF-134976660
Mar 20, 2026Incline Casualty CompanyWA07 25LWEL-134878746
Nov 22, 2025The Medical Protective Companyand 1 moreWA07 25MDPC-134692417
Oct 23, 2025United States Liability Insurance CompanyWA07 25USLI-134713380
Jul 18, 2025American Summit Insurance CompanyWA07 25NLAS-134610570
Jul 14, 2025Jewelers Mutual Insurance CompanyWA07 25JMIC-134604440
Jul 3, 2025Allied Insurance Company of Americaand 6 moreWA07 25NWPP-134594170
Jun 18, 2025Citizens Insurance Company of Americaand 3 moreWA07 25HNVR-G134575641
Apr 23, 2025Arch Insurance CompanyWA08 10AICO-G134483384
Apr 4, 2025Grange Insurance AssociationWA07 25GRIA-134482690

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