(A) Digital files and e-mail shall be retained according to the applicable record retention schedule for the type of record the digital file or e-mail represents.
(B) Individual employees or consultants are responsible for deleting digital files and e-mail messages in accordance with the appropriate record retention schedule. The Supervisor shall ensure that messages deleted in compliance with the appropriate record retention schedule are rendered unrecoverable within one week of deletion.
(Board and Administrative Policies Manual, § 6.19)