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21.3.7 Processing Third-Party Authorizations onto the
This transmits revised IRM 21.3.7, Taxpayer Contacts, Processing Third-Party Authorizations onto the Centralized Authorization File (CAF).
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2016 Publication 535
Jan 19, 2017 You can also visit. IRS.gov/formspubs to download forms, instruc tions, and publications. Tax questions. If you have a tax question, check the
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Instructions for Form SS-4 - (Rev. July 2007)
Form 8821, Tax Information Authorization. South Carolina, Vermont,. Fax-TIN: 631-447-8960. Form 8832, Entity Classification Election. Virginia, West
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