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.
03 22 edition
Mar 2022, compared with 05 11Latest editionThe 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
05 11 edition
May 2011, compared with 10 00The 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.
| Edition | Filings | Companies | States | Filed |
|---|---|---|---|---|
| 03 22Mar 2022Latest | 55 | 8 | 41 | Jan 2022 to Aug 2026 |
| 05 11May 2011 | 22 | 16 | 16 | Jan 2022 to Sep 2026 |
| 10 00Oct 2000 | 6 | 17 | 5 | Jul 2022 to Jan 2025 |
| 04 91Apr 1991 | 6 | 9 | 6 | Nov 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Data from admitted P&C filings with state insurance departments, submitted Oct 2021 to Sep 2026, excluding withdrawn and rejected filings.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.
| Carrier | Filings | States | Editions, most filed first | Last filed |
|---|---|---|---|---|
| Armed Forces Insurance Exchange | 32 | 32 | 03 2204 91 | Aug 27, 2026 |
| Insurance Services Office, Inc.Advisory Organization | 9 | 9 | 03 22 | Dec 4, 2024 |
| Westfield GroupOld Guard Insurance Company | 9 | 9 | 01 1801/01/18 | May 29, 2026 |
| Acuity, A Mutual Insurance Company | 8 | 8 | 03 22 | Jul 2, 2026 |
| Encova Mutual Insurance Group4 group companies filed it, led by Motorists Mutual Insurance Company and Iowa Mutual Insurance Company | 7 | 7 | 05 11 | Apr 24, 2023 |
| American Family Insurance Group5 group companies filed it, led by Grain Dealers Mutual Insurance Company and Homesite Insurance Company of the Midwest | 3 | 3 | 05 1104 9110 00 | Jun 23, 2025 |
| Liberty Mutual Group6 group companies filed it, led by American Fire and Casualty Company and Liberty Mutual Fire Insurance Company | 3 | 2 | 04 9110 00 | Aug 26, 2025 |
| Gulf States GroupCoastal American Insurance Company | 2 | 2 | 05 11 | Jul 31, 2026 |
| Midwest Family GroupMidwest Family Mutual Insurance Company | 2 | 2 | 05 11 | Jul 25, 2022 |
| Munich RE GroupAmerican Modern Select Insurance Company | 2 | 2 | 05 11 | Sep 14, 2026 |
See more forms
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States
Number of filings that include HO 04 12 in each state, Oct 2021 to Sep 2026. Darker states have more filings.
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.
| Submitted | Company | State | Editions | Tracking number |
|---|---|---|---|---|
| Sep 14, 2026 | American Modern Select Insurance Company | CA | 05 11 | TRUW-135088756 |
| Aug 27, 2026 | Armed Forces Insurance Exchange | CA | 03 22 | ARMD-134961669 |
| Aug 14, 2026 | Builder Reciprocal Insurance Exchange | NM | 05 11 | BRIE-135052376 |
| Jul 31, 2026 | Coastal American Insurance Company | MS | 05 11 | BURK-135003434 |
| Jul 2, 2026 | Acuity, A Mutual Insurance Company | IL | 03 22 | ACUT-134943551 |
| Jun 24, 2026 | Acuity, A Mutual Insurance Company | IN | 03 22 | ACUT-134949931 |
| Jun 10, 2026 | Acuity, A Mutual Insurance Company | AZ | 03 22 | ACUT-134943550 |
| Jun 10, 2026 | Acuity, A Mutual Insurance Company | WI | 03 22 | ACUT-134943553 |
| Jun 9, 2026 | Acuity, A Mutual Insurance Company | IA | 03 22 | ACUT-134943552 |
| Jun 9, 2026 | Acuity, A Mutual Insurance Company | KS | 03 22 | ACUT-134949932 |
| Jun 9, 2026 | Acuity, A Mutual Insurance Company | MO | 03 22 | ACUT-134949934 |
| Jun 3, 2026 | Acuity, A Mutual Insurance Company | TN | 03 22 | ACUT-134949935 |
Most filed ISO HO forms
- HO 00 03 Homeowners 3 Special Form
- HO 04 90 Personal Property Replacement Cost Loss Settlement
- HO 04 10 Additional Interests - Residence Premises
- HO 04 41 Additional Insured - Residence Premises
- HO 04 48 Other Structures on the Residence Premises - Increased Limits
- HO 04 16 Premises Alarm Water Leak Detection or Fire Protection System
- HO 04 98 Refrigerated Property Coverage
- HO 04 35 Supplemental Loss Assessment Coverage
- HO 04 77 Ordinance or Law Increased Amount of Coverage
- HO 00 06 Homeowners 6 - Unit- Owners Form
- HO 24 13 Incidental Low Power Recreational Motor Vehicle Liability Coverage Endorsement
- HO 04 40 Structures Rented to Others - Residence Premises
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