The upward momentum of increased prices across the board persisted in Q2. Western Canada Select (WCS) prices increased by 15% from Q1. Curtailments have continued to ease, bringing the limit to 3.71 million b/d, with another 25-kb/d reduction in both August and September set to increase the curtailment limit to 3.76 million b/d. Crude-by-rail exports have begun to increase, rising to 285 kb/d in May as operators expand their dedicated capacity. Consolidation continues as CNRL acquired Devon's Canadian assets in a Cdn$3.8bn deal. In Alberta, the quarter saw the removal of the carbon levy in favour of the Technology Innovation and Emissions Reduction (TIER) system and a reduction in corporate tax rates from 12% to 8% over the next three years. Federally, the Government of Canada announced that the Trans Mountain Pipeline (TMX) was greenlighted once more on 18 June.