ADMINISTRATIVE
Internal Revenue Bulletin 2013-7 · 2026-10-03 edition · updated 2026-10-04 · United States
REG–148873–09, page 494. Proposed regulations under section 6109 of the Code create a new taxpayer identifying number known as an IRS truncated taxpayer identification number, a TTIN. Notice 2011–38 obsoleted. A public hearing is scheduled for March 12, 2013.
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