Once you have met the regulatory requirement for how long you must retain records for completed research, you cannot destroy any records/data until you comply with the institutional requirements for data destruction.
Contact for Institutional Requirements:
UF Records Management Office
https://records.uflib.ufl.edu/
Email: lib-recordmanagement@uflib.ufl.edu
VA Research Service Administration
(352) 376-1611 X6069
Disposal of Protected Health Information (PHI)
Please visit the Privacy Office website for more information.