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Wells Fargo holds an indirect interest in the securities listed in Table I (the \"Securities\") by virtue of its indirect ownership of its subsidiary Capital Strategies."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"Each reporting person declares that neither the filing of this statement nor anything herein shall be construed as an admission that such person is, for the purposes of Section 13(d) of the US Securities Exchange Act of 1934 or any other purpose, (i) acting (or has agreed or is agreeing to act together with any other person) as a partnership, limited partnership, syndicate or other group for the purpose of acquiring, holding or disposing of securities of the Issuer or otherwise with respect to the Issuer or any securities of the Issuer or (ii) a member of any group with respect to the Issuer or any securities of the Issuer"}],"balance_after":740,"source":{"system":"sec-edgar","filing":"0000899243-17-005986","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/72971/000089924317005986/doc4.xml","form_type":"4"}},{"id":142566,"issuer":{"id":1373,"kind":"organization","name":"NUVEEN MASSACHUSETTS QUALITY MUNICIPAL INCOME FUND","symbol":"NMT"},"owners":[{"id":2824,"kind":"organization","name":"WELLS FARGO & COMPANY/MN","symbol":"WFC","position":1,"cik":"0000072971","reported_name":"WELLS FARGO & COMPANY/MN","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":10673,"kind":"organization","name":"Wells Fargo Municipal Capital Strategies, LLC","position":2,"cik":"0001585457","reported_name":"Wells Fargo Municipal Capital Strategies, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Variable Rate MuniFund Term Preferred Shares","published_at":"2017-03-02T19:45:09.000Z","date":"2017-03-01","kind":"other","acquired":false,"shares":740,"ownership":{"direct":false,"nature":"By Subsidiary"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The 740 variable rate demand preferred shares reported as acquired in Table I consist of 740 variable rate demand preferred shares, Series 1, (\"Shares\") of Nuveen Massachusetts Quality Municipal Income Fund (formerly Nuveen Massachusetts Premium Income Municipal Fund) (the \"Issuer\") and represent Shares beneficially owned by Wells Fargo Municipal Capital Strategies, LLC (\"Capital Strategies\").  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Capital Strategies is a wholly owned subsidiary of Wells Fargo & Company (\"Wells Fargo\")."},{"field":"kind","element":"transactionCoding","label":"F2","text":"The 740 VMTP Shares were previously acquired by Capital Strategies as reported in the Form 3 filing filed by Wells Fargo and Capital Strategies with the United States Securities and Exchange Commission on July 9, 2014."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The 740 variable rate demand preferred shares reported as acquired in Table I consist of 740 variable rate demand preferred shares, Series 1, (\"Shares\") of Nuveen Massachusetts Quality Municipal Income Fund (formerly Nuveen Massachusetts Premium Income Municipal Fund) (the \"Issuer\") and represent Shares beneficially owned by Wells Fargo Municipal Capital Strategies, LLC (\"Capital Strategies\").  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(\"Blue Ridge\").  Blue Ridge is a wholly owned subsidiary of  Bank of America, N.A. (\"BANA\").  BANA is a wholly owned subsidiary of Bank of America Corporation (\"Bank of America\")."},{"field":"kind","element":"transactionCoding","label":"F2","text":"The Shares were called for redemption by the issuer at par value."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The Shares were called for redemption by the issuer at par value."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F1","text":"The Auction Rate Preferred Shares (\"Shares\") reported in Table I represent Shares beneficially owned by Blue Ridge Investors, L.L.C. (\"Blue Ridge\").  Blue Ridge is a wholly owned subsidiary of  Bank of America, N.A. (\"BANA\").  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