SECTION 4. ADDRESSES AND CONTACT INFORMATION
Internal Revenue Bulletin 2013-50 · 2026-10-03 edition · updated 2026-10-04 · United States
Phone number: TBD
Mailing address: Deputy Commissioner (International)
Large Business and International Division
Internal Revenue Service
1111 Constitution Avenue, N.W.
Routing: M3-370
Washington, D.C. 20224
(Attention: APMA)
All mail should be sent to this mailing address, including regular mail, express mail, overnight mail, and mail sent by USPS, FedEx, UPS, or any other carrier.
Website: [link to be included when available]
Office location: 801 Ninth Street, N.W., Washington, D.C. 20001.
Mail should not be sent to this address.
Bulletin No. 2013–50 673 December 9, 2013
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