There is no “official” way to have a company’s SIC or NAICS code changed. Various Federal government agencies maintain their own lists of business establishments, and assign classification codes based on their own programmatic needs.
See Also
How many NAICS Codes should be on a SAM Registration? – Federal Government Contractor Registration & CertificationSix Digit NAICS Codes: 54 Professional, Scientific, and Technical Services | NAICS AssociationHow to Find Your NAICS Code | Fingercheck Help CenterWhat A NAICS Code Is & How To Find Yours Today | FAMRGenerally, the classification codes are derived from information that the business establishment has provided on administrative, survey, or census reports. For this reason, we recommend that you contact the agency that has assigned the code that you believe should be changed.
For example, if you question the SIC or NAICS code contained on a form received from OSHA, you should contact the Department of Labor. For access to a list of Federal government agencies, visit this site.
