Advisory organization

ISO commercial umbrella forms

Active forms
228
Companies filing
188
States
49
Latest filing
Oct 23, 2026

Overview

ISO's commercial umbrella program adds liability limits above a business's primary general liability, auto and employers liability policies. CU 00 01, the coverage form, pays damages above the underlying insurance and, under its own insuring agreements, also above a retained limit for some claims the underlying policies do not cover. The most filed endorsements remove specific exposures: PFAS (CU 34 54), abuse or molestation (CU 34 44, CU 34 45), ride-sharing and delivery driving (CU 21 90), cannabis (CU 34 22, with hemp exceptions in CU 34 23), silica (CU 21 50), fungi or bacteria (CU 21 27), communicable disease (CU 21 58), and named products (CU 21 43) or work (CU 21 03). Others waive subrogation for parties named in a schedule or required by contract (CU 24 03, CU 24 80), cover newly acquired or formed LLCs automatically (CU 24 81), narrow contractual liability (CU 21 07) and fit the umbrella to truckers and motor carriers (CU 22 36, CU 22 37).

Coverage forms

1 form
FormTitleLatest editionCarrier groupsStatesLast filed
CU 00 01Commercial Liability Umbrella Coverage Form06 263537Sep 16, 2026

Declarations and schedules

2 forms
FormTitleLatest editionCarrier groupsStatesLast filed
CU 22 29Leasing Or Rental Concerns - Schedule Of Limits For Owned Autos09 181917Oct 15, 2026
CU DS 01Commercial Liability Umbrella Declarations06 261244Sep 14, 2026

Endorsements

85 forms
FormTitleLatest editionCarrier groupsStatesLast filed
CU 24 03Waiver Of Transfer Of Rights Of Recovery Against Others To Us (Waiver Of Subrogation)12 203930Aug 11, 2026
CU 22 36Truckers - Uniform Intermodal Interchange Endorsement Form UIIE - 112 202717Oct 15, 2026
CU 22 37Motor Carrier Endorsement12 232742Oct 15, 2026
CU 24 81Automatic Insured Status For Newly Acquired Or Formed Limited Liability Companies12 202717Aug 11, 2026
CU 21 07Contractual Liability Limitation12 052621Aug 12, 2026
CU 21 30Cap On Losses From Certified Acts Of Terrorism01 152619Aug 11, 2026
CU 24 80Waiver Of Transfer Of Rights Of Recovery Against Others To Us (Waiver Of Subrogation) - Automatic12 192621Aug 11, 2026
CU 04 44Sexual Abuse Or Sexual Molestation Liability Coverage09 222536Aug 11, 2026
CU 04 46Sexual Abuse or Sexual Molestation Liability Coverage09 222531Aug 11, 2026
CU 04 47Sexual Abuse or Sexual Molestation of Any Person Committed by the Insured Liability Coverage09 222531Aug 11, 2026
CU 22 15Limitation Of Coverage - Real Estate Operations12 072518Aug 12, 2026
CU 22 39Driving Schools - Non- Owned Autos12 202522Oct 15, 2026
CU 24 05Products/Completed Operations Hazard Redefined09 002510Aug 12, 2026
CU 24 30Amendment of Insured Contract Definition06 262534Aug 12, 2026
CU 27 30Supplemental Extended Reporting Period Endorsement for Sexual Abuse or Sexual Molestation Liability Coverage09 222537Aug 11, 2026
CU 04 45Sexual Abuse Or Sexual Molestation Of Any Person Committed By The Insured Liability Coverage09 222436Aug 11, 2026
CU 22 18Optical And Hearing Aid Establishments12 192421Aug 12, 2026
CU 24 01Waiver Of Transfer Of Rights Of Recovery Against Others To Us (Waiver Of Subrogation)09 182423Oct 15, 2026
CU 21 11Limitation Of Coverage To Designated Premises, Project Or Operation06 262325Aug 11, 2026
CU 24 23Coverage For Professional Services12 072320Aug 12, 2026
CU 04 23Excess Auto Dealers Acts, Errors Or Omissions Liability Coverages12 202214Aug 11, 2026
CU 22 21Colleges Or Schools12 192221Aug 11, 2026
CU 24 17Individual Named Insured - Auto Coverage02 02229Aug 12, 2026
CU 24 19Lessor - Additional Insured and Loss Payee09 182220Oct 15, 2026
CU 04 03Employee Benefits Liability Coverage06 262127Aug 11, 2026
CU 21 55Amended Terrorism Coverage - Covered Autos06 08218Aug 12, 2026
CU 22 20Pharmacists06 262136Aug 11, 2026
CU 22 31Auto Dealers Endorsement09 182117Aug 11, 2026
CU 22 63Pharmacists - Broadened Coverage06 262136Aug 11, 2026
CU 24 04Financial Institutions - Fiduciary Interest Only06 262134Aug 12, 2026
CU 24 07Boats09 002110Aug 12, 2026
CU 24 08Waiver of Governmental Immunity09 002113Aug 12, 2026
CU 24 15Fellow Employee Auto Coverage For Designated Employees/Positions09 182118Oct 15, 2026
CU 24 16Auto Dealers Broad Form Products Coverage09 182118Aug 11, 2026
CU 24 40Canoes Or Rowboats12 072113Aug 12, 2026
CU 22 17Stevedoring Operations Limited Completed Operations Coverage06 262026Aug 12, 2026
CU 24 06Fiduciaries - Fiduciary Interest06 262033Aug 12, 2026
CU 24 13Amendment of Personal and Advertising Injury Definition06 262034Aug 12, 2026
CU 24 32Limited Coverage Territory04 132016Aug 12, 2026
CU 24 53Automatic Insured Status For Newly Acquired Or Formed Limited Liability Companies - Excess Auto Dealers Acts, Errors, Or Omissions Liability Coverages12 202013Aug 11, 2026
CU 25 01Designated Project(s) Aggregate Limit Of Insurance12 192023Aug 11, 2026
CU 34 06Amphibious Vehicles09 182021Oct 15, 2026
CU 24 09Contractual Liability – Railroads06 261925Aug 12, 2026
CU 24 18Repossessed Autos09 181916Oct 15, 2026
CU 24 31Limited Contractual Liability - Railroads06 261932Aug 12, 2026
CU 24 36Products-Completed Operations Aggregate Limit of Insurance12 191916Oct 15, 2026
CU 25 02Designated Location(s) Aggregate Limit Of Insurance12 191920Aug 11, 2026
CU 22 16Underground Resources And Equipment Coverage06 261826Aug 12, 2026
CU 27 02Amendment - Extended Reporting Periods For Specific Accidents, Products, Work Or Location12 041815Aug 12, 2026
CU 27 03Supplemental Extended Reporting Period Endorsement09 00187Aug 12, 2026
CU 27 04Supplemental Extended Reporting Period Endorsement For Specific Accidents, Products, Work, Or Locations09 00187Aug 12, 2026
CU 04 01Year 2000 Computer- Related And Other Electronic Problems - Limited Coverage Options09 001725Aug 12, 2026
CU 27 14Extended Reporting Period Endorsement For Condominiums, Co-Ops, Associations Directors And Officers Liability Coverage04 13177Aug 12, 2026
CU 04 12Condominiums, Co-Ops, Associations - Directors And Officers Liability Coverage06 261424Aug 11, 2026
CU 04 98Cyber Incident Liability Coverage Subject To Each Cyber Incident Occurrence And Aggregate Limits06 261143Sep 10, 2026
CU 04 99Cyber Incident Liability Coverage And Loss Of Electronic Data Liability Coverage Subject To Loss Of Electronic Data, Each Cyber Incident Occurrence And Aggregate Limits06 261143Sep 10, 2026

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Exclusions

126 forms
FormTitleLatest editionCarrier groupsStatesLast filed
CU 34 54Exclusion - Perfluoroalkyl and Polyfluoroalkyl Substances (PFAS)12 234448Oct 20, 2026
CU 34 44Broad Abuse or Molestation Exclusion09 223447Oct 15, 2026
CU 21 90Public Or Livery Passenger Conveyance And On-Demand Delivery Services Exclusion12 203229Aug 11, 2026
CU 21 23Nuclear Energy Liability Exclusion Endorsement02 023013Aug 12, 2026
CU 21 43Exclusion - Designated Products12 042925Aug 12, 2026
CU 21 50Silica Or Silica-Related Dust Exclusion03 052915Aug 12, 2026
CU 34 45Sexual Abuse Or Sexual Molestation Exclusion09 222943Aug 11, 2026
CU 21 27Fungi Or Bacteria Exclusion12 042819Aug 12, 2026
CU 34 22Cannabis Exclusion06 262835Aug 11, 2026
CU 34 23Cannabis Exclusion With Hemp Exception06 262836Aug 11, 2026
CU 21 03Exclusion - Designated Work09 002718Aug 12, 2026
CU 21 89Public Or Livery Passenger Conveyance Exclusion12 202719Aug 11, 2026
CU 34 24Cannabis Exclusion With Hemp And Lessors Risk Exceptions06 262736Aug 11, 2026
CU 21 58Communicable Disease Exclusion05 092615Aug 12, 2026
CU 21 00Exclusion - All Hazards In Connection With Designated Premises09 002514Aug 12, 2026
CU 21 05Exclusion - Employees And Volunteer Workers As Insureds11 162522Aug 11, 2026
CU 21 09Exclusion - Explosion, Collapse And Underground Property Damage Hazard (Specified Operations)09 002514Aug 12, 2026
CU 21 13Amendment Of Liquor Liability Exclusion04 132515Aug 12, 2026
CU 21 42Exclusion – Exterior Insulation And Finish Systems06 262529Aug 12, 2026
CU 21 52Total Pollution Exclusion With A Building Heating, Cooling And Dehumidifying Equipment Exception And A Hostile Fire Exception12 052518Aug 12, 2026
CU 22 64Exclusion - Damage To Work Performed By Subcontractors On Your Behalf12 012513Aug 12, 2026
CU 34 46Broad Abuse Or Molestation Exclusion – Limited Following Form Exception09 222541Aug 11, 2026
CU 34 47Sexual Abuse Or Sexual Molestation Exclusion – Limited Following Form Exception09 222542Aug 11, 2026
CU 21 01Exclusion - Athletic Or Sports Participants12 192421Aug 11, 2026
CU 21 02Exclusion - Products- Completed Operations Hazard09 002410Aug 12, 2026
CU 21 04Exclusion - New Entities03 052413Aug 12, 2026
CU 21 06Exclusion - Personal and Advertising Injury09 002410Aug 12, 2026
CU 21 08Exclusion - Intercompany Products Suits12 192421Aug 11, 2026
CU 21 14Amendment Of Liquor Liability Exclusion - Exception For Scheduled Premises Or Activities04 132414Aug 12, 2026
CU 21 16Exclusion - Designated Ongoing Operations09 002412Aug 12, 2026
CU 21 25Total Pollution Exclusion Endorsement12 012412Aug 12, 2026
CU 22 03Exclusion - Riot, Civil Commotion Or Mob Action - Governmental Subdivisions09 002414Aug 12, 2026
CU 22 61Exclusion - Damage To Work Performed By Sub- Contractors On Your Behalf - Designated Sites Or Operations12 012413Aug 12, 2026
CU 34 41Exclusion - Cannabis Products12 202422Aug 11, 2026
CU 21 15Exclusion - Financial Services06 262334Aug 12, 2026
CU 21 26Exclusion - Cross Suits Liability04 132317Aug 12, 2026
CU 21 49Exclusion - Professional Veterinarian Services04 132320Aug 12, 2026
CU 21 51Total Pollution Exclusion With A Hostile Fire Exception12 052320Aug 12, 2026
CU 22 01Exclusion - Property Entrusted06 262327Aug 12, 2026
CU 22 10Exclusion - Laundry And Dry Cleaning Damage09 002310Aug 12, 2026
CU 22 94Professional Liability Exclusion – Computer, Telecommunication, Electronic Data Or Internet Services (formerly titled Professional Liability Exclusion – Electronic Data Processing Services And Computer Consulting Or Programming Services)06 262334Aug 12, 2026
CU 04 02Loss Of Electronic Data Resulting From Physical Injury To Tangible Property Liability Coverage - Subject To Cyber Incident Exclusion06 262243Sep 10, 2026
CU 21 10Exclusion - Explosion, Collapse And Underground Property Damage Hazard (Specified Operations Excepted)09 002211Aug 12, 2026
CU 21 17Exclusion - Designated Operations Covered By A Controlled (Wrap-Up) Insurance Program12 192223Aug 11, 2026
CU 21 24Exclusion - Non-Owned Aircraft11 162222Aug 11, 2026
CU 21 36Exclusion Of Punitive Damages Related To A Certified Act Of Terrorism01 152220Aug 11, 2026
CU 21 56Auto Exclusion Of Terrorism Coverage06 06228Aug 12, 2026
CU 21 59Exclusion - Diagnostic Testing Laboratories04 132218Aug 12, 2026
CU 21 75Exclusion - Insurance And Related Operations04 132217Aug 12, 2026
CU 22 02Exclusion - Corporal Punishment09 002210Aug 12, 2026
CU 22 04Exclusion - Fiduciary Or Representative Liability Of Financial Institutions09 002210Aug 12, 2026
CU 22 09Exclusion - Failure To Supply04 132217Aug 12, 2026
CU 22 13Exclusion – Underground Resources And Equipment06 262227Aug 12, 2026
CU 21 41Exclusion - Counseling Services04 132117Aug 12, 2026
CU 22 08Exclusion - Saline Substances Contamination06 262126Aug 12, 2026
CU 22 84Exclusion - Testing Or Consulting Errors And Omissions04 132117Aug 12, 2026
CU 34 38Total Bankruptcy Or Insolvency Exclusion For Excess Auto Dealers Acts, Errors Or Omissions Liability Coverages12 202114Aug 11, 2026
CU 04 54Loss of Electronic Data Resulting From Physical Injury To Tangible Property Liability Coverage - Subject To Cyber Incident Exclusion - Deletion Of Bodily Injury Exception06 262044Sep 10, 2026
CU 21 84Limited Exclusion - Designated Operations Covered By A Controlled (Wrap-Up) Insurance Program12 192015Aug 11, 2026
CU 22 27Leasing Or Rental Concerns - Exclusion Of Certain Leased Autos12 072017Aug 12, 2026
CU 23 02Cannabis Exclusion With Hemp Exception Subject To Hemp Aggregate Limit06 262027Aug 11, 2026
CU 27 01Exclusion Of Specific Accidents, Products, Work Or Location09 00208Aug 12, 2026
CU 34 05Exclusion Of Federal Employees Using Autos In Government Business09 182021Oct 15, 2026
CU 34 10Exclusion - Athletic Or Sports Participants - All Contests Or Exhibitions12 192022Aug 11, 2026
CU 34 17Exclusion - Earth Movement12 192022Aug 11, 2026
CU 34 20Exclusion - All Hazards In Connection With An Electronic Smoking Device, Its Vapor, Component Parts, Equipment And Accessories12 192021Aug 11, 2026
CU 34 39Changes To The Bankruptcy Or Insolvency Exclusion For Excess Auto Dealers Acts, Errors Or Oissions LIability Coverages12 202012Aug 11, 2026
CU 21 33Exclusion Of Certified Acts Of Terrorism01 151919Aug 11, 2026
CU 21 35Exclusion Of Certified Acts Of Terrorism And Exclusion Of Other Acts Of Terrorism Committed Outside The United States01 151910Aug 11, 2026
CU 21 44Conditional Exclusion Of Terrorism (Relating To Disposition Of Federal Terrorism Risk Insurance Act)01 151914Aug 11, 2026
CU 22 68Exclusion - Professional Services - Blood Banks04 131918Aug 12, 2026
CU 34 18Exclusion - Earth Movement - Completed Operations12 191922Aug 11, 2026
CU 00 06Exclusion – War01 261841Oct 21, 2026
CU 21 40Exclusion Of Certified Nuclear, Biological, Chemical Or Radiological Acts Of Terrorism Cap On Losses From Certified Acts Of Terrorism01 151811Aug 11, 2026
CU 21 61Auto Dealers Exclusion - Designated Products09 181819Aug 11, 2026
CU 21 66Auto Dealers Exclusion - Your Products And Your Work09 181818Aug 11, 2026
CU 34 21Exclusion - Health Hazards, Electronic Smoking Device Vapor12 191820Aug 11, 2026
CU 34 69Exclusion – Generative Artificial Intelligence01 261741Oct 23, 2026
CU 34 55Exclusion - Electronic Data - Deletion Of Bodily Injury Exception12 231649Sep 10, 2026
CU 34 70Exclusion – Generative Artificial Intelligence (Coverage B Only)01 261641Oct 23, 2026
CU 34 71Exclusion – Human Trafficking01 261540Oct 5, 2026
CU 34 68Exclusion – Assault Or Battery01 261439Oct 5, 2026
CU 34 72Exclusion – Punitive Damages01 261338Oct 5, 2026
CU 21 86Exclusion – Access Or Disclosure Of Confidential Or Personal Material Or InformationWithdrawn by ISO12 233548Sep 10, 2026
CU 21 12Abuse Or Molestation ExclusionWithdrawn by ISO09 002940Jun 15, 2026
CU 21 87Exclusion - Access Or Disclosure Of Confidential Or Personal Information and Data-Related Liability - Limited Bodily Injury Exception Not IncludedWithdrawn by ISO12 202846Sep 10, 2026
CU 00 05Exclusion - Violation of Law Addressing Data PrivacyWithdrawn by ISO12 232448Oct 13, 2026
CU 22 05Exclusion - Housing Projects SitesWithdrawn by ISO12 012326Aug 12, 2026
CU 21 18Exclusion - Year 2000 Computer-Related and Other Electronic ProblemsWithdrawn by ISO09 002228Aug 12, 2026
CU 21 70Abuse Or Molestation Exclusion – Specified Professional ServicesWithdrawn by ISO12 072238Jun 15, 2026
CU 22 24Exclusion – Telecommunication Equipment Or Service Providers Errors And OmissionsWithdrawn by ISO09 002226Aug 12, 2026
CU 34 56Exclusion – Cyber IncidentWithdrawn by ISO12 232247Sep 10, 2026
CU 22 83Professional Liability Exclusion - Computer SoftwareWithdrawn by ISO04 132133Aug 12, 2026
CU 22 85Exclusion – Internet Service Providers And Internet Access Providers Errors And OmissionsWithdrawn by ISO04 132133Aug 12, 2026
CU 22 86Professional Liability Exclusion – Web Site DesignersWithdrawn by ISO04 132133Aug 12, 2026
CU 22 93Professional Liability Exclusion - Computer Data ProcessingWithdrawn by ISO04 132133Aug 12, 2026
CU 21 19Exclusion - Year 2000 Computer-Related and Other Electronic Problems - Products Completed OperationsWithdrawn by ISO09 001927Aug 12, 2026
CU 21 21Year 2000 Computer- Related and Other Electronic Problems – Exclusion of Specified Coverages For Designated Locations, Operations, Products or ServicesWithdrawn by ISO09 001927Aug 12, 2026
CU 21 88Exclusion - Access Or Disclosure Of Confidential Or Personal Material Or Information (Coverage B Only)Withdrawn by ISO12 231947Sep 10, 2026
CU 21 20Exclusion - Year 2000 Computer-Related and Other Electronic Problems - With Exception For Bodily Injury On Your PremisesWithdrawn by ISO09 001725Aug 12, 2026
CU 04 55Electronic Data Liability Coverage (Coverage A) With Access Or Disclosure Of Confidential Or Personal Information Exclusion (Coverage B)Withdrawn by ISO12 191641Sep 10, 2026

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Conditions

3 forms
FormTitleLatest editionCarrier groupsStatesLast filed
CU 24 78Noncontributory - Other Insurance Condition11 162423Aug 11, 2026
CU 24 77Noncontributory And Order Of Response – Other Insurance Condition12 231546Aug 11, 2026
CU 99 02Condition – Litigation Funding Mutual Disclosure01 261440Sep 10, 2026

State amendatory endorsements

28 forms
FormTitleLatest editionCarrier groupsStatesLast filed
CU 22 40Policy Changes09 182111Oct 15, 2026

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Notices and disclosures

2 forms
FormTitleLatest editionCarrier groupsStatesLast filed
CU 02 04Earlier Notice Of Cancellation Provided By Us09 00218Aug 12, 2026

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