<SEC-DOCUMENT>0001047469-17-007072-index.html : 20171115
<SEC-HEADER>0001047469-17-007072.hdr.sgml : 20171115
<ACCEPTANCE-DATETIME>20171115090748
ACCESSION NUMBER:		0001047469-17-007072
CONFORMED SUBMISSION TYPE:	SUPPL
PUBLIC DOCUMENT COUNT:		4
FILED AS OF DATE:		20171115
DATE AS OF CHANGE:		20171115
EFFECTIVENESS DATE:		20171115

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			TRANSCANADA PIPELINES LTD
		CENTRAL INDEX KEY:			0000099070
		STANDARD INDUSTRIAL CLASSIFICATION:	NATURAL GAS TRANSMISSION [4922]
		IRS NUMBER:				522179728
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SUPPL
		SEC ACT:		
		SEC FILE NUMBER:	333-208588
		FILM NUMBER:		171203993

	BUSINESS ADDRESS:	
		STREET 1:		450 -1ST STREET SW
		STREET 2:		P O BOX 1000 STATION M
		CITY:			CALGARY ALBERTA
		STATE:			A0
		ZIP:			T2P 5H1
		BUSINESS PHONE:		4039206411

	MAIL ADDRESS:	
		STREET 1:		450 I STREET SW
		CITY:			CALGARY ALBERTA
		STATE:			A0
		ZIP:			T2P 5H1
</SEC-HEADER>
<DOCUMENT>
<TYPE>SUPPL
<SEQUENCE>1
<FILENAME>a2233820zsuppl.htm
<DESCRIPTION>SUPPL
<TEXT>
Document 1 - file: a2233820zsuppl.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>g265338.jpg
<DESCRIPTION>G265338.JPG
<TEXT>
Document 2 - file: g265338.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>g560634.jpg
<DESCRIPTION>G560634.JPG
<TEXT>
Document 3 - file: g560634.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>4
<FILENAME>g522936.jpg
<DESCRIPTION>G522936.JPG
<TEXT>
Document 4 - file: g522936.jpg

</DOCUMENT>
</SEC-DOCUMENT>