BTI Beginning Tax Information
To indicate the type of tax information.
Code qualifying the Reference Number.
BTI01 and BTI02 define the tax exchange program.
Reference number or identification number as defined for a particular Transaction Set, or as specified by the Reference Number Qualifier.
Code designating the system/method of code structure used for Identification Code (67).
BTI03 and BTI04 provide the taxpayer's identity.
Code identifying a party.
BTI05 is the transaction set creation date.