Before you fax
IRS instructions say electronically signed Forms 8821 must be submitted online rather than by fax or mail.
Official source checkedwww.irs.gov ↗
Official IRS fax destination for Form 8821 in the eastern-state CAF routing group.
IRS instructions say electronically signed Forms 8821 must be submitted online rather than by fax or mail.
Use the verified number below to prefill the sender. You can still review it before payment.
Use number 855-214-7519 →Austin Refund Inquiry Unit
Open workflow →Fresno Refund Inquiry Unit
Open workflow →Brookhaven Refund Inquiry Unit
Open workflow →Kansas City Refund Inquiry Unit
Open workflow →Memphis CAF Unit
Open workflow →Ogden CAF Unit
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