Updated

Its landmark nuclear agreement with the U.S. implemented, Iran is now moving to block American imports.

The order appears to come from the top, backed by Iranian Supreme Leader Ayatollah Ali Khamenei.

"Be watchful about irregular imports after lifting sanctions and seriously avoid importing consumer goods from the United States," Khamenei said in a published statement.

"We will implement the blockade on imports of American goods," Minister of Industry, Mine and Trade Mohammad Reza Nematzadeh said, International Business Tribune reports.

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