TC PipeLines, LP Announces Fourth Quarter Cash Distribution

HOUSTON, TEXAS--(Marketwire - Jan. 18, 2011) - TC PipeLines, LP (NASDAQ:TCLP) (the Partnership) today announced the board of directors of TC PipeLines GP, Inc., its general partner, declared the Partnership's fourth quarter 2010 cash distribution of $0.75 per common unit. The distribution is equivalent to the third quarter 2010 and is payable on February 14, 2011 to unitholders of record at the close of business on January 31, 2011.

This cash distribution is the 47^th consecutive quarterly distribution paid by the Partnership.

TC PipeLines, LP has interests in approximately 3,700 miles of federally regulated U.S. interstate natural gas pipelines which serve markets across the United States, Eastern Canada and Mexico. This includes significant interests in Great Lakes Gas Transmission Limited Partnership and Northern Border Pipeline Company as well as 100 percent ownership of North Baja Pipeline, LLC and Tuscarora Gas Transmission Company. TC PipeLines, LP is managed by its general partner, TC PipeLines GP, Inc., an indirect wholly owned subsidiary of TransCanada Corporation. TC PipeLines GP, Inc. also holds common units of TC PipeLines, LP. Common units of TC PipeLines, LP are quoted on the NASDAQ Global Select Market and trade under the symbol "TCLP." For more information about TC PipeLines, LP, visit the Partnership's website at www.tcpipelineslp.com.