Carriers across western Europe are suspending shipments to the U.S. so they can prepare for the end of the de minimis exemption and new requirements.

Under a Trump decree, international goods under US$800 will face import duties from August 29, but parcels under US$100 will remain exempt.

Many foreign governments are planning to stop some mail services to the United States after Friday's expiration of the tariff exemption on low-cost goods.