A comprehensive collection of technical resources for TransUnion customers and vendors.
Definitions of input and output codes, including: Address, Name, Industry, Permissible Purpose, and Remarks.
Current and archived. Includes TransUnion Technical Announcements.
Input templates, layout specifications, and data transmission options.
Information regarding the Fact Act's Risk Based Pricing Rule
Score Models with their Reason Codes and a Master Reason Code table.
Overview, technical specifications, use type codes, state law effective dates, and test subjects.
Comprehensive technical documents for recent releases of TransUnion services.
Different sets of test subjects — including test subjects residing in a database, subjects by TransUnion service, security freeze subjects and more.
Comprehensive listing of current TransUnion standalone services with descriptions and Service Codes.
Full automated inquiry user guides.
Technical and support documents for TransUnion Net Access (TUNA)