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TITLE 26 - INTERNAL REVENUE
CHAPTER I - INTERNAL REVENUE SERVICE, DEPARTMENT OF THE TREASURY
SUBCHAPTER A - INCOME TAX
PART 1 - INCOME TAXES
1.6109 - 1 - Identifying numbers.
(a) Information to be furnished after April 15, 1974. For provisions concerning the requesting and furnishing of identifying numbers with respect to returns, statements, and other documents which must be filed after April 15, 1974, see 301.61091 of this chapter (Regulations on Procedure and Administration).
(b) Information to be furnished before April 15, 1974. For provisions concerning the requesting and furnishing of identifying numbers with respect to returns, statements, and other documents which must be filed before April 16, 1974, see
[T.D. 7306, 39 FR 9946, Mar. 15, 1974; 39 FR 11080, Mar. 25, 1974]
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