This page contains Delegation Orders that are in effect but have not yet been published in the Internal Revenue Manual (IRM). (For published Delegation Orders, see IRM 1.2, Servicewide Policies and Authorities).
Revision to Delegation Order 1-3 (Rev. 3), effective August 26, 2026, for incorporation into IRM 1.2.2.
Revision to Delegation Order 1-23 (Rev. 2), effective October 20, 2025, for incorporation into IRM 1.2.2.
Revision to Delegation Order 1-24(Rev. 2), effective August 26, 2026, for incorporation into IRM 1.2.2.
Revision to Delegation Order 1-45(Rev. 2), effective August 26, 2026, for incorporation into IRM 1.2.2.
Rescission of Delegation Order 1-54 (formerly DO-208, Rev. 6), effective August 26, 2026, for incorporation into IRM 1.2.2.
Revision to Delegation Order 1-60(Rev. 1), effective August 26, 2026, for incorporation into IRM 1.2.2.
Revision to Delegation Order 4-11 (Rescinded), effective August 26, 2026, for incorporation into IRM 1.2.2.
Revision to Delegation Order 4-52, effective September 1, 2026, for incorporation into IRM 1.2.2.
New Delegation Order 4-56, effective September 1, 2026, for incorporation into IRM 1.2.2.
New Delegation Order 4-57, effective September 1, 2026, for incorporation into IRM 1.2.2.
New Delegation Order 4-58, effective September 1, 2026, for incorporation into IRM 1.2.2.
New Delegation Order 4-59, effective September 1, 2026, for incorporation into IRM 1.2.2.
New Delegation Order 4-60, effective September 1, 2026, for incorporation into IRM 1.2.2.
New Delegation Order 4-61, effective September 1, 2026, for incorporation into IRM 1.2.2.
New Delegation Order 4-63, effective September 1, 2026, for incorporation into IRM 1.2.2.
New Delegation Order 4-64, effective September 1, 2026, for incorporation into IRM 1.2.2.
Delegation Order 4-65 (New), Partnership Matters Under the Centralized Partnership Audit Regime, IRC 6232, Assessment, Collection and Payment, and IRC 6241(7), 26 CFR 301.6241-3, Treatment Where a Partnership Ceases to Exist
Revision to Delegation Order 6-5 (Rev. 1), effective August 26, 2026, for incorporation into IRM 1.2.2.