What are ISO codes in insurance?

Asked by: Mr. Nathan Osinski  |  Last update: July 9, 2026
Score: 4.6/5 (1 votes)

ISO codes in insurance are standardized 5-digit classification codes used by insurers to categorize businesses based on their risk exposures, primarily for commercial general liability (CGL) and property insurance. Developed by Verisk Insurance Services Office (ISO), these codes streamline underwriting and ensure consistent rating for similar businesses, helping match premium costs to actual risks.

What is an ISO code in insurance?

The ISO classification system starts with a 5-digit code that describes the industry of the insured—Manufacturing or Processing (Codes 50000 to 59999), Contracting or Servicing (90000 to 99999), Mercantile (10000 to 19999), Building or Premises—office or space leased to others (60000 to 69999), and Miscellaneous (40000 ...

What are ISO codes?

ISO codes are internationally recognized, standardized abbreviations for countries, dependent territories, and special geographical areas established by the International Organization for Standardization (ISO). The primary standard, ISO 3166, provides 2-letter (alpha-2), 3-letter (alpha-3), and numeric codes to prevent confusion caused by differing country names and languages in global commerce, shipping, and data systems.

What is ISO in insurance terms?

Insurance Services Office (ISO) Information. ISO is the principle provider of insurance underwriting, rating, and statistical information to the property and casualty insurance industry in the United States.

What is ISO 2 in insurance?

ISO 2 – Joisted Masonry

A building that has the exterior walls constructed of a material such as brick, hollow or solid concrete block, concrete, gypsum block, clay tile, stone, or similar materials. The structural floors and roof are of wood or light-gauge metal.

What Does ISO Stand for in Insurance? : Insurance & Financial Tips

34 related questions found

What is ISO 1 in insurance?

The Insurance Services Office (ISO), which is a service organization to the insurance industry, uses a 1 – 10 rating scale with 1 being the best level of service and 10 being no service at all.

What are the 5 most popular ISO standards?

What are the top 10 most popular ISO Standards?

  • ISO 9001 (Quality Management) The most popular family of standards is ISO 9000. ...
  • AS9100 (Aerospace) ...
  • ISO/TS 16949 (Automotive) ...
  • ISO 17025 (Testing/ FDA) ...
  • TL 9000 (Telecommunication) ...
  • ISO 13485 (Medical Devices) ...
  • ISO 29001 (Oil / Gas) ...
  • ISO 27001 (Information Security)

Do all insurance companies use ISO?

(ISO) has been the national insurance industry standard setter for policy form language. Many insurers use pure ISO forms, usually along with proprietary endorsements of their own. Even insurers who don't subscribe to ISO forms often use language very close, even identical, to that in ISO forms.

What does ISO stand for?

ISO stands for the International Organization for Standardization. Founded in 1947, it is an independent, non-governmental international body based in Geneva, Switzerland, that develops and publishes voluntary standards to ensure the quality, safety, efficiency, and interoperability of products, services, and systems across various industries.

What are 6 different types of insurance?

Depending on your life stage, various insurance options like life insurance, homeowner's insurance, long-term disability insurance, long-term care insurance, critical illness insurance — and even travel insurance will offer benefits for covered events that can help you and/or your loved ones when the unexpected occurs.

Are 3 digit ISO codes?

ISO 3166-1 numeric – three-digit country codes which are identical to those developed and maintained by the United Nations Statistics Division, with the advantage of script (writing system) independence, and hence useful for people or systems using non-Latin scripts.

How do ISO codes work?

The ISO code is expressed in 3 numbers (ie 19/17/14). Each number represents a contaminant level code for the correlating particle size. The code includes all particles of the specified size and larger. It is important to note that each time a code increases the quantity range of particles is doubling.

What is the best ISO code?

ISO 9001 is the world's best-known quality management standard for companies and organizations of any size.

What is the ISO standard for insurance?

ISO 9001: Quality Management Systems Standard in the Insurance Sector. Implementing the ISO 9001 Quality Management Systems Standard in the insurance sector offers numerous benefits specific to this industry, such as improved operational efficiency, enhanced customer satisfaction, and increased competitiveness.

What does ISO stand for in homeowners insurance?

ISO stands for Insurance Services Office, a business that provides insurance tools and analytics to insurers.

What are the 7 basic principles of insurance?

The seven basic principles of insurance are utmost good faith, insurable interest, indemnity, contribution, subrogation, loss minimisation, and proximate cause. These principles define how insurance contracts are formed and how claims are assessed.

What are the 3 ISO standards?

We specialize in providing comprehensive auditing solutions for the three main types of ISO: ISO 9001 (Quality Management Systems), ISO 14001 (Environmental Management Systems), and ISO 45001 (Occupational Health and Safety).

What are the ISO 5 standards?

ISO 5 standards, primarily defined under ISO 14644-1, specify a cleanroom environment allowing no more than 3,520 particles ≥0.5𝜇𝑚 per cubic meter, equivalent to the former Class 100. It requires 240–600 air changes per hour (ACH) and unidirectional HEPA-filtered airflow, commonly used in semiconductor and pharmaceutical manufacturing.

What are the 7 principles of ISO?

The seven principles of ISO 9001

Engagement of people – Align and engage people across all levels of your business to help create and deliver processes and procedures that add value to elevate both your business and your workforce. Customer focus – We understand that customers are the core focus of any business.

What is an ISO for insurance?

The Insurance Services Office, Inc., is an organization that collects statistical data, promulgates rating information, develops standard policy forms, and files information with state regulators on behalf of insurance companies that purchase its services.

What is the 80% rule in insurance?

The 80% rule in homeowners insurance dictates that you must insure your dwelling for at least 80% of its total replacement cost to receive full coverage (replacement cost) on claims. If coverage falls below this threshold, insurers may only pay a portion of a partial loss or the actual cash value rather than the cost to rebuild.

How to check if a company is ISO?

To check a company's ISO certification, use the IAF CertSearch database, which is the most reliable global source for verifying certificates. Search by company name or certificate number to confirm if it is active, valid, and accredited. Alternatively, request a copy of the certificate and contact the issuing certification body directly.

Where can I find a list of ISO standards?

For a complete and up-to-date list of all the ISO standards, see the ISO catalogue. The standards are protected by copyright and most of them must be purchased. However, about 300 of the standards produced by ISO and IEC's Joint Technical Committee 1 (JTC 1) have been made freely and publicly available.

What is the US equivalent of ISO?

ANSI is the sole U.S. representative and dues-paying full member of ISO, and, as a founding member, plays an active role in ISO's governance and technical work. Through ANSI, the U.S. has immediate access to the ISO standards development processes.

Which ISO form is most commonly used?

The most commonly used ISO form for homeowners insurance is the HO-3 Special Form.