Reporting in Texas
ISO is the designated statistical agency for all commercial lines of business in Texas. This page provides Texas commercial lines insurers' data-reporting personnel or their data-reporting vendors information on the various reporting options and statistical plan requirements, preparation of submissions and technical requirements, editing and company edit packages, error correction procedures, and administration of statistical service.
ISO - Texas Operating Procedures Manual (TOPM) (May 2013 Edition)
ISO - Texas Commercial Lines Affidavit Forms - Access to the Online Submission Process