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Rev. Proc. 2004-58

• The IRS operates a central call site to answer questions related to information returns,

Internal Revenue Bulletin 2004-41 · 2026-10-03 edition · updated 2026-10-04 · United States

penalties, and backup withholding. The hours of operation are Monday through Friday from 8:30 a.m. to 4:30 p.m., Eastern time. For your convenience, you may call the toll-free number, 1-866-455-7438. You may still use the original telephone number, 304-263-8700 (not toll-free). For TTY/TDD equipment, call 304-267-3367 (not toll-free). The call site can also be reached by email at mccirp@irs.gov .

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▸Contents — Internal Revenue Bulletin 2004-41
Internal Revenue Bulletin 2004-41

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