Reg. § 301.7701-12 Employer identification number.

26 CFR § 301.7701-12eCFR data as of 2026-07-14

For purposes of this chapter, the term employer identification number means the taxpayer identifying number of an individual or other person (whether or not an employer) which is assigned pursuant to section (b) or corresponding provisions of prior law, or pursuant to section , and in which nine digits are separated by a hyphen, as follows: 00-0000000. The terms “employer identification number” and “identification number” (defined in (Employment Tax Regulations)) refer to the same number.

[T.D. 7306, 39 FR 9947, Mar. 15, 1974]

Official eCFR text of § 301.7701-12