Merchandise may be seized only in the following cases: Introduce them by unauthorized place. Divert them from fiscal routes, in the case of international transit. Transport them in means other than those authorized, in the case of internal transit. Import or export illegal merchandise Failure to prove compliance with regulations and non-tariff restrictions. Not accrediting their legal stay or tenure in the country. Skipping the payment of compensatory fees. Not accrediting with the customs documentation that they underwent the procedures planned for their introduction into the national territory. Not accrediting with the customs documentation that they underwent the procedures planned for their interaction from the strip or border region to the rest of the country. Failure to prove their legal stay or tenure in the country. Detect undeclared merchandise in the customs inspection, second inspection or verification of merchandise in transport. Detect surplus in more than 10% of the total declared value, in the customs recognition, second recognition or verification of goods in transport. Introduce cargo vehicles that transport imported goods without the corresponding petition to carry out customs clearance within the fiscal area. When the name or fiscal domicile of the supplier or importer indicated in the request or in the invoice is false or non-existent. When the supplier cannot be located at the fiscal domicile indicated in the request or on the invoice. When the invoice is false. Declare in the petition a value less than 50% or more than the transaction value of identical or similar merchandise.