The partner has 15 calendar days from the IPN date to review/sign and return to the Agreement Officer. Bilateral amendments issued through this portal applies to all awards except: Associate awards under Leader with Associate awards, Public International Organization awards, and Interagency Agreements. The amendments issued from the IPN portal are not intended to result in a scope change, increase in the total estimated cost, or an extension to the period of performance. If the recipient/partner does not accept or has questions regarding the amendment changes issued via the IPN portal and/or the amendment causes any changes underlined above, the partner has 15 calendar days from the IPN effective date to contact the Agreement Officer in writing.