Chilean auto dealers should use the pro forma invoice as the controlled record for order changes, rather than merely as a payment attachment. After changes to configuration, quantity, trade terms, or consignee information, the procurement lead should initiate a change request, finance should review the pricing logic, logistics should review feasibility, and the supplier should issue a new version. The previous version must be marked obsolete to prevent it from being mixed with subsequent customs documents. Destination-market eligibility, taxes, registration, and local procedures are subject to the relevant authorities, licensed institutions, and applicable contractual terms. Read What to include in a pro forma invoice for vehicle export.