The threat of the U.S. tariffs on aircraft and aerospace products, and the inevitable retaliation by nations targeted by the Trump administration, has highlighted how exposed the industry is to extremely complex and rapidly changing import/export requirements. The supply chain is already burdened by the need to be able to prove compliance with multiple restrictions on goods moving to and from sanctioned states, with transparency hard to maintain given complexities around hardware sourced from multiple suppliers around the world and the need to move items across borders multiple times in the lifetime of a product.