<SEC-DOCUMENT>0001104659-19-043618-index.html : 20190802
<SEC-HEADER>0001104659-19-043618.hdr.sgml : 20190802
<ACCEPTANCE-DATETIME>20190802120239
ACCESSION NUMBER:		0001104659-19-043618
CONFORMED SUBMISSION TYPE:	F-X
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20190802
DATE AS OF CHANGE:		20190802
EFFECTIVENESS DATE:		20190802

SUBJECT COMPANY:	

	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:		F-X
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-232968-01
		FILM NUMBER:		19994982

	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

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			COMPUTERSHARE TRUST CO OF CANADA
		CENTRAL INDEX KEY:			0001175159
		IRS NUMBER:				000000000

	FILING VALUES:
		FORM TYPE:		F-X

	BUSINESS ADDRESS:	
		STREET 1:		100 UNIVERSITY AVENUE
		STREET 2:		9TH FLOOR NORTH TOWER
		CITY:			TORONTO ONTARIO CANADA
		STATE:			A6
		ZIP:			M5J 2Y1
		BUSINESS PHONE:		4162639342
</SEC-HEADER>
<DOCUMENT>
<TYPE>F-X
<SEQUENCE>1
<FILENAME>a19-15275_4fx.htm
<DESCRIPTION>F-X
<TEXT>
Document 1 - file: a19-15275_4fx.htm

</DOCUMENT>
</SEC-DOCUMENT>