A recent IRS phishing scam: Receiving e-mails with the subject line and content something like:
Subject: LAST NOTICE: Your Federal Tax Payment ID: 010363221 has been rejected.Content:Your Federal Tax Payment ID: 010375163 has been rejected.Return Reason Code R21 – The identification number used in the Company Identification Field is not valid. Please, check the information and refer to Code R21 to get details about your company payment in transaction contacts … Continued