As the new Trump Administration passes 60 days in office, tariffscontinue to form a cornerstone of the Administrations trade policy. On March 12th, the US imposed steel and aluminum tariffs on Canada with more potentially coming on April 2nd. Meanwhile, a trade probe on US lumber imports being carried out by the US Commerce Secretary may yet see tariffs imposed on lumber products from countries including Canada.Archinect has reported extensively on the impact of such tariffs, whether implemented or threatened, on the US architecture and construction sector. Construction input prices have risen, with the ABC noting in February that tariff threats caused a rapid escalation in material prices. The ABC has also previously warned that a trade war with Canada and Mexico could impact construction spending, while the AIA said last week that a continuing decline in their Architecture Billings Index is being partly fuelled by tariff uncertainty.The developments present two urgent situa...