Can a Principal Investigator (PI) serve as the AO?

No. The AO is the designated representative of the grantee organization in matters related to the award and administration of the contract.

The AO certifies that the applicant organization will: (1) comply with all applicable assurances and certifications referenced in the application; (2) be accountable for the appropriate use of funds awarded; and (3) oversee the performance of the grant-supported project or activities resulting from the application.