USPS Corrects Shape-Based Mail Labeling Start Date
Published Date: 1/2/2026
Rule
Summary
The USPS fixed a mistake in a recent rule about shape-based labeling for letters, flats, and parcels. The rule now officially starts on February 1, 2026, not January 2. This update affects mailers who use these labels and gives them extra time to get ready without any new costs.
No Economic Impacts Identified for this Document
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Key Dates
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