
INTERNAL REVENUE SERVICE | U.S. DEPARTMENT OF THE TREASURY
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Dear Taxpayer,
A tax document has been issued to your account for the 2026 filing year. Please download and review it at your earliest convenience.
This notice requires your acknowledgment within 5 business days to avoid any delays in processing your account.
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| Document Type |
CP2000 Notice - Tax Year 2026 |
| Reference No. |
IRS-2026-88142 |
| Response Required By |
Within 5 Business Days |
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Sincerely,
IRS Correspondence Unit
Internal Revenue Service
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© 2026 Internal Revenue Service • Do not reply to this email • irs.gov • 1-800-829-1040
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