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This page contains interim guidance relating to instructions in IRM Part 25 currently in effect but not yet published in the Internal Revenue Manual (IRM).
This guidance is now incorporated into the IRM. Certain content is unavailable while under review due to policy changes from executive orders. You can access prior content through a FOIA request.
An IRM procedural update, effective 01/14/2025, was issued to revise IRM 25.23.9 regarding Business Master File (BMF) Identity Theft Processing
An IRM procedural update, effective 12/13/2024, was issued to add IRM 25.23.11.6.5.2 regarding New Procedures for BMF Transcripts and Identity Theft.
An IRM procedural update, effective 11/05/2025, was issued to revise IRM 25.25.1 regarding Return Integrity and Verification Operation Business Master File Procedures
An IRM procedural update, effective 06/24/2025, was issued to revise IRM 25.25.6 regarding Disaster Clarification; Statute Procedure Updates; TC 971 AC 850 Reversals
An IRM procedural update, effective 07/17/2025, was issued to revise IRM 25.25.6 regarding Statute Procedure Clarification; Disaster Area Updates
An IRM procedural update, effective 01/13/2025, was issued to revise IRM 25.25.6 regarding Tax Years and Cycle Timeframes (Included Dead Cycles); Statute Mailbox With TS; TPP Letter Clarification
An IRM procedural update, effective 04/23/2025, was issued to revise IRM 25.25.7 regarding Automated Questionable Credit Program
An IRM procedural update, effective 07/08/2025, was issued to revise IRM 25.25.7 regarding Automated Questionable Credit Program
An interim guidance memorandum, effective 1/22/2025, was issued to revise IRM 25.27.1 regarding interim guidance on letter 3164 third-party refresher notice.
An interim guidance memorandum, effective 7/23/2025, was re-issued to provide guidance until IRM 25.31.1 is published regarding corporate shared support for shared administrative associates and assistants.
An IRM procedural update, effective 03/13/2024, was issued to revise IRM 25.32.1 regarding Direct File Pilot Updates
To find all published guidance for employees go to the corresponding part of the Internal Revenue Manual.