Exhibit 99.906CERT
Certification Pursuant to 18 U.S.C. 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002; provided by the Chief Executive Officer and Chief Financial Officer, based on each such officer’s knowledge and belief.
The undersigned officers of Nuveen AMT-Free Municipal Credit Income Fund (the “Fund”), certify that, to the best of each such officer’s knowledge and belief:
1. | The Form N-CSR of the Fund for the period ended April 30, 2023 (the “Report”) fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934; and |
2. | The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Fund. |
Date: July 6, 2023
/s/ David J. Lamb |
David J. Lamb |
Chief Administrative Officer |
(principal executive officer) |
/s/ E. Scott Wickerham |
E. Scott Wickerham |
Vice President and Funds Controller |
(principal financial officer) |