This email with the subject "the CP2000 notice (Underreported Income Notice)" was received in one of Scamdex's honeypot email accounts on Wed, 25 Nov 2009 07:47:16 -0800 and has been classified as a Generic Scam.
The sender was "Internal Revenue Service" <firstname.lastname@example.org>, although it may have been spoofed.
Taxpayer ID: part1.00070004.04080609-00000665704323US
Tax Type: INCOME TAX
Issue: Unreported/Underreported Income (Fraud Application)
Please review your tax statement on Internal Revenue Service (IRS) website (click on the link below):
Internal Revenue Service