Many countries, including the UK, are considering similar measures, spurred in part by the rapid ascent of Shein and Temu. Use of rules known as "de minimis", which allow low-value packages to avoid tariffs, customs inspections and other regulatory requirements, has surged over the last decade. Last year, nearly 1.4 billion packages entered the country using the exemption - more than 3.7 million a day. However, polls suggest concerns about his economic policies are rising as the changes start to hit home. Washington Post/Getty Images Custom suit company Indochino has said changes to de minimis pose a "significant threat" to its viability