Use and disclosure of mailing addresses
Primary source
Verbatim text below is from the Electronic Code of Federal Regulations (eCFR), a public-domain U.S. government work. Always verify the current version with the eCFR before relying on it for any legal matter.
Full Text
(a) When attempting to locate a debtor in order to collect or compromise a debt under this part or 31 CFR parts 902 through 904 or other authority, agencies may send a request to Treasury to obtain a debtor's mailing address from the records of the Internal Revenue Service (IRS).
(b) Agencies are authorized to use mailing addresses obtained under paragraph (a) of this section to enforce collection of a delinquent debt and may disclose such mailing addresses to other agencies and to collection agencies for collection purposes.
This is legal information, not legal advice. Laws vary by jurisdiction and change frequently. Always verify current law with official sources and consult a licensed attorney in your jurisdiction for advice on your specific situation.