ISO's Query Commercial Classification Code (QC3) is an online lookup tool for underwriters, actuaries, and risk managers. With QC3, you can find the correct commercial classification code for workers' compensation or general liability in a specific jurisdiction or in reference to a NAICS or SIC code.
We offer a full range of products and services that provide risk-specific information representing every address in the United States. You can use them at the point of sale, at the portfolio level, and for policy renewals. Our offerings help you make superior underwriting and rating decisions.