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Code of Federal Regulations (Last Updated: November 8, 2024) |
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Title 39 - Postal Service |
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Chapter I—United States Postal Service |
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SubChapter C—Post Office Services [Domestic Mail] |
| Part 111 - General Information on Postal Service |
| Part 113 - Hazardous, Restricted, and Perishable Mail |
| Part 121 - Service Standards for Market-Dominant Mail Products |
| Part 122 - Service Standards for Market-Dominant Special Services Products |