Disputes US triggers labour probe into Newmont mine in Mexico under USMCA Trump administration says it has “sufficient, credible evidence” of union busting iStock.com/tifonimages Image Freya Gilbert Deputy Editor Monday 15 June 2026 The Trump administration has asked Mexico to investigate whether the Newmont Corporation is violating labour rules at its Minera Peñasquito gold mine under the US-Mexico-Canada Agreement (USCMA). Get AccessContinue reading International Employment LawyerAlready have access? Login now Email Enter your email address. Password Enter the password that accompanies your email address. Reset your passwordLog in Need access? Find out how to enjoy unlimited accessGet access You might also like... Unions Volkswagen faces renewed labour scrutiny in Mexico ahead of USMCA review Politics The Trump effect on Mexican labour relations and employment law Retaliation Mexico moves to crack down on blacklists with new hiring reform Investigations FWC ruling exposes risks of “tick-and-flick” investigations