Exhibit 31.2
Chief Financial Officer Certification Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002
I, Tamara D. Fischer, certify that:
| 1. | I have reviewed this Amendment No. 1 to the Annual Report on Form 10-K of National Storage Affiliates Trust; and |
| 2. | Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period covered by this report. |
Date: April 4, 2019
| By: | /s/ Tamara D. Fischer |
| Tamara D. Fischer | |
| President and Chief Financial Officer | |