The measure took effect immediately and was regulated by Ministry of Finance Ordinance No. 1,342, also dated May 12th. In practice, consumers on platforms like Shein, Shopee and AliExpress will stop paying the 20% federal tax on purchases up to US$50, maintaining only state ICMS charges — 17% in Pará, according to Comsefaz.
Press quotes (2)
"MEDIDA PROVISÓRIA Nº 1.357, DE 12 DE MAIO DE 2026 Altera o Decreto-Lei nº 1.804, de 3 de setembro de 1980, que dispõe sobre tributação simplificada das remessas postais internacionais."
"O PRESIDENTE DA REPÚBLICA, no uso da atribuição que lhe confere o art. 62 da Constituição, adota a seguinte Medida Provisória, com força de lei"
The tax had generated R$5 billion for federal coffers in 2024, from its August implementation through December. In the first four months of 2026, according to the Federal Revenue, the government collected R$1.78 billion from taxes on international packages, a 25% increase compared to the same period in 2025. ✓
Press quotes (2)
"Art. 2º Esta Medida Provisória entra em vigor na data de sua publicação. Brasília, 12 de maio de 2026"
"No Pará, a alíquota do ICMS segue em 17%, segundo dados divulgados pelo Comitê Nacional dos Secretários de Fazenda dos Estados e do Distrito Federal (Comsefaz)"
The MP must be voted on by the National Congress within 120 days to become permanent. Brazilian industry entities, such as the Brazilian Textile Retail Association (Abvtex), reacted to the measure calling it a "serious economic setback" and "direct attack on national industry." ✓
Press quotes (2)
"A cobrança havia sido iniciada em agosto de 2024 e rendeu 5 bilhões aos cofres do governo no ano passado"
"Segundo dados da Receita Federal, somente nos quatro primeiros meses de 2026 o governo arrecadou R$ 1,78 bilhão com impostos sobre encomendas internacionais, alta de 25% em relação ao mesmo período do ano passado."
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What relevance and urgency grounds did the government invoke to justify issuing the MP?
Why it's still unknown: The MP was published without detailed exposition of constitutional prerequisites
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What ADIs or legal challenges have been announced against the MP?
Why it's still unknown: Sources did not report reactions from the justice system or direct actions of unconstitutionality
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How will the differentiation between Compliant Shipment Program products and others work operationally?
Why it's still unknown: Implementation details about customs systems were not disclosed