Requests for the subscription of Investment Contract Amendment Addenda must be submitted to PROINVERSIÓN within the term of validity of the Investment Contract, as established in the Contract for the fulfillment of the investment commitment, and will be processed in accordance with the procedure applicable to the subscription of Investment Contracts.

• Completed form, endorsed by the legal representative. Download Form.
• Proposed Execution Schedule of the investment commitment required for the execution of the Work, in stages, sections or similar, and the period of samples, tests or trials, if applicable, indicating the quantity, volume and characteristics of said concepts. The amounts must be detailed on a monthly basis, adjusted without decimals. The schedule must be submitted in printed form and as a digital version in Excel format.
• Where applicable, a copy of the Concession Contract Addendum or the Sector’s acceptance of the force majeure or fortuitous event, or, if not available, a copy of the corresponding request in process.
• Power of Attorney accrediting the legal representative’s authority to sign the requested Addendum on behalf of the Beneficiary.