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 Preferred & Income Securities 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 July 31, 2020 (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: October 6, 2020 | ||||||
/s/ David J. Lamb | ||||||
| David J. Lamb | ||||||
| Chief Administrative Officer | ||||||
| (principal executive officer) | ||||||
/s/ E. Scott Wickerham | ||||||
| E. Scott Wickerham | ||||||
| Vice President, Controller | ||||||
| (principal financial officer) | ||||||