The U.S. IRS has announced the launch of a "Corporate Group Mailbox" pilot by the Independent Office of Appeals for large business taxpayers with multiple representatives. --- Independent Office of Appeals Secure Messaging Program Office launches "Corporate Group Mailbox" pilot for large business taxpayers with multiple representatives WASHINGTON — The Internal Revenue Service's Independent Office of Appeals (Appeals) today launched a pilot program as part of the IRS' ongoing transformation efforts to expand online tools and improve user experiences. From Sept. 30, 2024, through March 31, 2025, Appeals' Secure Messaging Program Office is piloting "Corporate Group Mailboxes" to enhance secure...