Labeling List Changes Effective December 1, 2023

Effective December 1, 2023, we are revising Labeling List(s) L001, L007, L012, L201, L601, L605, and L606 to reflect changes in mail processing operations. Mailers are expected to label according to these revised lists for mailings that are inducted on or after the December 1, 2023, effective date, but no later than January 31, 2024, expiration date. The changes will be published in the Postal Bulletin, Issue #22637.


October 30, 2023
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