We must obtain certain information from you to ensure we can properly bill, collect, deposit, and account for money you owe the United States. At a minimum, this information is:
(a) Your full legal name;
(b) Your correct mailing address; and
(c) Your taxpayer identifying number.
source: 73 FR 11036, Feb. 29, 2008, unless otherwise noted.
cite as: 25 CFR 171.530