For PIS below 100 and the company is owner-managed does not require an audit or an independent review. If not owner-managed then an independent review is required.
PIS between 100 and 350 where the company's AFS are internally compiled requires an audit.
For PIS between 100 and 350 where the company's AFS are independently compiled, and the company is owner-managed, no review or audit is required. If not owner-managed then an independent review is required.
PIS score above 350 requires an audit in all circumstances.