The hikes were based on an exemption in the Mercosur trade agreement, a customs union made up of Brazil, Argentina, Chile, Uruguay and Paraguay, that allows those countries to protect domestic markets from import competition in times of economic weakness.
Mr Kirkham said front-line police were exasperated by the ease with which stun guns made it past customs.
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In dissent, Justice John Paul Stevens said "customs of speech" and context made the Federal Communications Commission's position unworkable.
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Just before the report was released, customs officials in Malaysia announced that they had made a huge seizure of ivory.
Meanwhile, HM Revenue and Customs will continue to challenge claims which have already been made unless they are withdrawn by the company applying.
Under the rules of the Southern African Customs Union, a fledgling free-trade area, cars made in Botswana can be exported to South Africa almost duty-free.
Input data on, say, sales and demand for Palms, and SimFlex factors in Customs duties and tax policies to help choose where to have products made and how to ship them.
Input data on, say, sales and demand for Palms and SimFlex factors in customs duties and currency issues to help customers choose where to have their products made and how to ship them.
Turkey made its application to join the EU in 1987 and has had a customs and trade union with the 27-nation bloc since 1996.
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Immigration and Customs Enforcement Director John Morton said 967 arrests in connection with people trafficking and sex tourism were made last year alone.
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Whether customs officers, labor unions, or protectionist laws, this paper describes some of the costs of man-made impediments to the critical infrastructure of commerce.
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