Taxpayer Identification Number.

Taxpayer Identification Number. Taxpayer Identification Number (TIN) is defined by section 6109 of the Internal Revenue Code of 1986 (26 U.S.C. 6109) and the Internal Revenue Service regulations implementing that section (e.g., social security number or employer identification number).
Taxpayer Identification Number (TIN) is defined by section 6109 of the Internal Revenue Code of 1986 (26 U.S.C. 6109) and the Internal Revenue Service regulations implementing that section (e.g.,social security number or employer identification number).

Source

31 CFR § 1010.100

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Scoping language

When used in this chapter and in forms prescribed under this chapter, where not otherwise distinctly expressed or manifestly incompatible with the intent thereof, terms shall have the meanings ascribed in this subpart. Terms applicable to a particular type of financial institution or specific part or subpart of this chapter are located in that part or subpart. Terms may have different meanings in different parts or subparts.

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