4 5 93 3 8 7 CANADA 6 CALGARY TORONTO 1 UNITED STATES CHARLESTON 2 HOUSTON MEXICO MEXICO CITY TC Energy – Liquids pipelines As of June 30, 2021 Liquids pipelines We are the operator and developer of the following pipelines and properties. Length Description Ownership Liquids Pipelines Transports crude oil from Hardisty, Alberta to U.S. markets at 4,324 km 1 Keystone Pipeline System Wood River and Patoka, Illinois, Cushing, Oklahoma, and the U.S. 100% (2,687 miles) Gulf Coast. Transports crude oil from Cushing, Oklahoma to the U.S. Gulf Coast on 2 Marketlink 100% facilities that form part of the Keystone Pipeline System. Transports crude oil from the producing area northwest of Fort 460 km 3 Grand Rapids McMurray, Alberta to the Edmonton/Heartland, Alberta market 50% (287 miles) region. 72 km Transports crude oil from Canadian Natural Resources Limited’s 4 White Spruce 100% (45 miles) Horizon facility in northeast Alberta to the Grand Rapids pipeline. 90 km Transports bitumen and diluent between the Fort Hills mine site and 5 Northern Courier 15% (56 miles) Suncor Energy’s terminal located north of Fort McMurray, Alberta. In development 6 Keystone Hardisty Terminal1 Crude oil terminal located at Hardisty, Alberta. 100% 200 km 7 Heartland Pipeline and Terminal and pipeline facilities to transport crude oil from the (125 miles) 100% 8 TC Terminals Edmonton/Heartland, Alberta region to Hardisty, Alberta. Expansion of Grand Rapids to transport additional crude oil from 460 km 9 Grand Rapids Phase II the producing area northwest of Fort McMurray, Alberta to the 50% (287 miles) Edmonton/Heartland, Alberta market region. 1 Management is currently reviewing the viability of these projects following the January 20, 2021 revocation of the Presidential Permit for the Keystone XL pipeline..