… on a subsequent agreement that establishes by Dec. 31, 2020 [the termination date of the transition or … Customs Union and the Single Market, will end on Dec. 31, 2020. But Article 132 states that before July 1, 2020, the … no-deal, no-transition exit would cause the GDP to be 8 to 10 percent lower by the end of 2023 than the projected GDP …