ISO endorsement · homeowners

HO 04 12 Increased Limits on Business Property

Filings
96
latest Sep 14, 2026
Filing companies
47
28 carrier groups
States
46
including DC
Latest edition
03 22
Mar 2022

Coverage description

An Insurance Services Office (ISO) standard form. It raises the homeowners special limit for business property on the residence premises by the scheduled amount and raises the limit for business property away from the premises to a percentage of the total.

How the form has changed

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

  1. 03 22 edition

    Mar 2022, compared with 05 11Latest edition
    • The limit for business property away from the residence premises drops from 60 percent to 50 percent of the total scheduled limit.

      05 11

      “is increased to an amount that is 60 percent of the Total Limit Of Liability”

      03 22

      Removed

  2. 05 11 edition

    May 2011, compared with 10 00
    • The limit for business property away from the residence premises rises from 20 percent to 60 percent of the total scheduled limit.

      10 00

      “amount that is 20 percent of the Total Limit Of Liability”

      05 11

      “amount that is 60 percent of the Total Limit Of Liability”

Editions

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

EditionFilingsCompaniesStatesFiled
03 22Mar 2022Latest55841Jan 2022 to Aug 2026
05 11May 2011221616Jan 2022 to Sep 2026
10 00Oct 20006175Jul 2022 to Jan 2025
04 91Apr 1991696Nov 2021 to Sep 2025

Filed by one company only: 01 18 (Westfield Group, 7 filings).

1 other edition date appears in one or two filings each, often carrier-specific versions: 01/01/18.

Where filings record what this form replaced, they name earlier edition 10 00 and other forms HD0105, SF-512. Only some filings record replacements.

What the filings show

  • Edition in use: in the past 12 months, 5 companies filed the 05 11 edition and 3 companies filed 03 22.
  • The 01 18 edition appears only in filings from Westfield Group (7 filings in 7 states since Oct 23, 2023), which suggests a carrier-specific version.
  • HO 04 10 (Additional Interests - Residence Premises) is filed alongside it most often, in 93 of the same filings (97%).

Data from admitted P&C filings with state insurance departments, submitted Oct 2021 to Sep 2026, excluding withdrawn and rejected filings.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 HO 04 12, out of 28 in total.

CarrierFilingsStatesEditions, most filed firstLast filed
Armed Forces Insurance Exchange323203 2204 91Aug 27, 2026
Insurance Services Office, Inc.Advisory Organization9903 22Dec 4, 2024
Westfield GroupOld Guard Insurance Company9901 1801/01/18May 29, 2026
Acuity, A Mutual Insurance Company8803 22Jul 2, 2026
Encova Mutual Insurance Group4 group companies filed it, led by Motorists Mutual Insurance Company and Iowa Mutual Insurance Company7705 11Apr 24, 2023
American Family Insurance Group5 group companies filed it, led by Grain Dealers Mutual Insurance Company and Homesite Insurance Company of the Midwest3305 1104 9110 00Jun 23, 2025
Liberty Mutual Group6 group companies filed it, led by American Fire and Casualty Company and Liberty Mutual Fire Insurance Company3204 9110 00Aug 26, 2025
Gulf States GroupCoastal American Insurance Company2205 11Jul 31, 2026
Midwest Family GroupMidwest Family Mutual Insurance Company2205 11Jul 25, 2022
Munich RE GroupAmerican Modern Select Insurance Company2205 11Sep 14, 2026

See more forms

Search related forms, compare editions, and research carrier filings with FilingFocus.

States

Number of filings that include HO 04 12 in each state, Oct 2021 to Sep 2026. Darker states have more filings.

Tennessee: 4 filingsTN4Alabama: 1 filingAL1Florida: 0 filingsFLGeorgia: 1 filingGA1Oklahoma: 1 filingOK1South Carolina: 5 filingsSC5Arkansas: 1 filingAR1Missouri: 2 filingsMO2Indiana: 4 filingsIN4Louisiana: 2 filingsLA2Ohio: 5 filingsOH5Wisconsin: 4 filingsWI4Texas: 2 filingsTX2Kentucky: 2 filingsKY2Iowa: 3 filingsIA3Kansas: 2 filingsKS2Mississippi: 2 filingsMS2North Carolina: 0 filingsNCNebraska: 1 filingNE1South Dakota: 1 filingSD1Montana: 3 filingsMT3New Hampshire: 2 filingsNH2Virginia: 1 filingVA1Arizona: 1 filingAZ1Pennsylvania: 3 filingsPA3Rhode Island: 2 filingsRI2Michigan: 1 filingMI1Alaska: 1 filingAK1District of Columbia: 1 filingDC1Idaho: 2 filingsID2Maryland: 4 filingsMD4West Virginia: 3 filingsWV3Utah: 1 filingUT1Wyoming: 1 filingWY1Delaware: 1 filingDE1New Mexico: 2 filingsNM2Colorado: 0 filingsCOConnecticut: 2 filingsCT2Maine: 1 filingME1North Dakota: 1 filingND1Illinois: 3 filingsIL3Minnesota: 2 filingsMN2New Jersey: 1 filingNJ1New York: 0 filingsNYMassachusetts: 1 filingMA1Washington: 5 filingsWA5Oregon: 0 filingsORVermont: 1 filingVT1California: 4 filingsCA4Nevada: 1 filingNV1Hawaii: 2 filingsHI2
FewerMore filingsNone

Often filed with

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

  • HO 04 10Additional Interests - Residence Premises93 filings
  • HO 00 03Homeowners 3 - Special Form88 filings
  • HO 04 41Additional Insured - Residence Premises87 filings
  • HO 24 71Designated Business Pursuits Liability Coverage86 filings
  • HO 04 65Coverage C Increased Special Limits of Liability82 filings
  • HO 04 92Specific Structures Away From the Residence Premises - Actual Cash Value Loss Settlement82 filings
  • HO 04 40Structures Rented to Others - Residence Premises81 filings
  • HO 04 48Other Structures on the Residence Premises - Increased Limits80 filings
  • HO 04 53Credit Card, Electronic Fund Transfer Card or Access Device, Forgery & Counterfeit Money Coverage - Increased Limit80 filings
  • HO 24 70Additional Residence Rented to Others 1,2,3 or 4 Families80 filings

Recent filings

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

SubmittedCompanyStateEditionsTracking number
Sep 14, 2026American Modern Select Insurance CompanyCA05 11TRUW-135088756
Aug 27, 2026Armed Forces Insurance ExchangeCA03 22ARMD-134961669
Aug 14, 2026Builder Reciprocal Insurance ExchangeNM05 11BRIE-135052376
Jul 31, 2026Coastal American Insurance CompanyMS05 11BURK-135003434
Jul 2, 2026Acuity, A Mutual Insurance CompanyIL03 22ACUT-134943551
Jun 24, 2026Acuity, A Mutual Insurance CompanyIN03 22ACUT-134949931
Jun 10, 2026Acuity, A Mutual Insurance CompanyAZ03 22ACUT-134943550
Jun 10, 2026Acuity, A Mutual Insurance CompanyWI03 22ACUT-134943553
Jun 9, 2026Acuity, A Mutual Insurance CompanyIA03 22ACUT-134943552
Jun 9, 2026Acuity, A Mutual Insurance CompanyKS03 22ACUT-134949932
Jun 9, 2026Acuity, A Mutual Insurance CompanyMO03 22ACUT-134949934
Jun 3, 2026Acuity, A Mutual Insurance CompanyTN03 22ACUT-134949935

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