Monthly Communication Report

Corporation:	TransCanada PipeLines Limited
Associated registration:	774415-5537-46
Communication date:	2013-03-05
Posted date:	2013-04-11

Designated Public Office Holders who participated in the communication:	Bert Brown, Senator Senate of Canada Footnote1 Nick Sibbeston, Senator Senate of Canada Footnote1 Grant Mitchell, Senator Senate of Canada Footnote1 Richard Neufeld, Senator Senate of Canada Footnote1 Paul Massicotte, Senator Senate of Canada Footnote1 Elaine McCoy, Senator Senate of Canada Footnote1 Daniel Lang, Senator Senate of Canada Footnote1
Subject Matter of the communication:	Energy,  Environment Footnote1,  Infrastructure Footnote1
Responsible Officer who filed this communication report:	Russell Girling
As the most senior paid officer, the person named above is responsible for certifying the communication report for the corporation or organization (Registrant). This person may or may not have participated in the reported communication. The Lobbyists Registration Regulations do not require that the names of in-house lobbyists (i.e. employees of corporations or organizations) who actually participated in the communication be disclosed.
Footnote1  Indicates new information that was added through a monthly communications return.