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Release Notes
05/27/2026

PTR2 Release Notes_DD_05_28_26

Announcements
05/27/2026

INFORMATIONAL - Commercial System Releases (May 30 – June 5)

Release Notes
05/27/2026

PTR2 Release Notes_DD_05_26_26

Publications
05/27/2026

Labeling List Changes Effective July 1, 2026

Effective July 1, 2026, the Postal Service™ will revise Labeling List(s) L001, L007, L009, L012, L016, L201, and L606 to reflect changes in mail processing operations. Mailers are expected to label according to these revised lists for mailings inducted on or after the July 1, 2026, effective date through August 31, 2026, expiration date. The changes will be published in the Postal Bulletin, Issue #22704.

Announcements
05/27/2026