Tesla bid for tariff exemption on Model 3 'brain' rejected by U.S. Tesla bid for tariff exemption on Model 3 'brain' rejected by U.S. May 3, 2019 dzadmin Comments 0 Comment U.S. trade officials rejected Tesla’s bid for relief from President Trump’s 25 percent tariffs on the Chinese-made computer “brain” in the Model 3, one of more than 1,000 product denials linked to China’s industrial development plans.