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We consent to the incorporation by reference in the registration statement (No. 333-191131) on Form S-8 and in the registration statement (No. 333-233572) on Form S-3 of Murphy USA Inc. of our reports dated February 19, 2021, with respect to the consolidated balance sheets of Murphy USA Inc. and subsidiaries as of December 31, 2020 and 2019, the related consolidated income statements, statements of comprehensive income, statements of cash flows, and statements of changes in equity for each of the years in the three-year period ended December 31, 2020, and the related notes and financial statement Schedule II (collectively, the consolidated financial statements), and the effectiveness of internal control over financial reporting as of December 31, 2020, which reports appear in the December 31, 2020 annual report on Form 10-K of Murphy USA Inc.