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| 3.1 | | | | | | — | | | | | | Restated Certificate of Incorporation of United Parcel Service, Inc. (incorporated by reference to Exhibit 3.3 to Form 8-K filed on May 12, 2010). | | |
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| 3.2 | | | | | | — | | | | | | Amended and Restated Bylaws of United Parcel Service, Inc. as of November 17, 2017 (incorporated by reference to Exhibit 3.1 to Form 8-K, filed on November 17, 2017). | | |
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| 4.01 | | | | | | — | | | | | | Form of Floating Rate Senior Notes due 2073 (incorporated by reference to Exhibit 4.1 to Form 8-K, filed on March 7, 2023). | | |
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| 4.02 | | | | | | — | | | | | | Form of 4.875% Senior Notes due 2033 (incorporated by reference to Exhibit 4.1 to Form 8-K, filed on February 27, 2023). | | |
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| 4.03 | | | | | | — | | | | | | Form of 5.050% Senior Notes due 2053 (incorporated by reference to Exhibit 4.2 to Form 8-K, filed on February 27, 2023). | | |
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| 10.1 | | | | | | — | | | | | | Amended and Restated UPS 401(k) Savings Plan, effective as of January 1, 2023 (incorporated by reference to Exhibit 10.2 to Form 10-K for the year ended December 31, 2022).* | | |
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| 10.2 | | | | | | — | | | | | | Amended and Restated Restoration Savings Plan, effective as of January 1, 2023 (incorporated by reference to Exhibit 10.3 to Form 10-K for the year ended December 31, 2022).* | | |
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| 10.3 | | | | | | — | | | | | | UPS Long-Term Incentive Performance Program Amended and Restated Terms and Conditions, effective as of March 22, 2023.* | | |
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| 10.4 | | | | | | — | | | | | | UPS Management Incentive Program Amended and Restated Terms and Conditions, effective January 1, 2023 (incorporated by reference to Exhibit 10.21 to Form 10-K for the year ended December 31, 2022).* | | |
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| 31.1 | | | | | | — | | | | | | Certification of the Principal Executive Officer Pursuant to Rule 13a-14(a), as adopted pursuant to Section 302 of the Sarbanes-Oxley Act of 2002. | | |
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| 31.2 | | | | | | — | | | | | | Certification of the Principal Financial and Accounting Officer Pursuant to Rule 13a-14(a), as adopted pursuant to Section 302 of the Sarbanes-Oxley Act of 2002. | | |
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| 32.1 | | | | | | — | | | | | | Certification of the Principal Executive Officer Pursuant to 18 U.S.C. Section 1350, as Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002. | | |
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| 32.2 | | | | | | — | | | | | | Certification of the Principal Financial and Accounting Officer Pursuant to 18 U.S.C. Section 1350, as Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002. | | |
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| 101 | | | | | | — | | | | | | The following unaudited financial information from this Quarterly Report on Form 10-Q for the quarter ended March 31, 2023 is formatted in Inline XBRL (Inline Extensible Business Reporting Language): (i) the Consolidated Balance Sheets, (ii) the Statements of Consolidated Income, (iii) the Statements of Consolidated Comprehensive Income (Loss), (iv) the Statements of Consolidated Cash Flows, and (v) the Notes to the Consolidated Financial Statements. | | |
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| 104 | | | | | | — | | | | | | Cover Page Interactive Data File - The cover page from this Quarterly Report on Form 10-Q for the quarter ended March 31, 2023 is formatted in Inline XBRL (included as Exhibit 101). | | |