The following options are available to for PI / Laboratory Supervisors to grant prior approval:

  1. PI / Laboratory Supervisor completes the form Documenting SOP Review and PI Approval.
  2. PI / Laboratory Supervisor signs and dates the laboratory personnel’s laboratory notebook and indicates approval for the process, procedure or activity.
  3. PI / Laboratory Supervisor provides other written approval, e.g. via e-mail or memo.

Such records of prior approval must be retained for at least one year.