<SEC-DOCUMENT>0001104659-21-026266-index.html : 20210222
<SEC-HEADER>0001104659-21-026266.hdr.sgml : 20210222
<ACCEPTANCE-DATETIME>20210222172710
ACCESSION NUMBER:		0001104659-21-026266
CONFORMED SUBMISSION TYPE:	425
PUBLIC DOCUMENT COUNT:		2
FILED AS OF DATE:		20210222
DATE AS OF CHANGE:		20210222

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			TC PIPELINES LP
		CENTRAL INDEX KEY:			0001075607
		STANDARD INDUSTRIAL CLASSIFICATION:	NATURAL GAS TRANSMISSION [4922]
		IRS NUMBER:				522135448
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		425
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-35358
		FILM NUMBER:		21661623

	BUSINESS ADDRESS:	
		STREET 1:		700 LOUISIANA STREET, SUITE 700
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77002-2700
		BUSINESS PHONE:		(877) 290-2772

	MAIL ADDRESS:	
		STREET 1:		700 LOUISIANA STREET, SUITE 700
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77002-2700

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			TC PIPELINES LP
		CENTRAL INDEX KEY:			0001075607
		STANDARD INDUSTRIAL CLASSIFICATION:	NATURAL GAS TRANSMISSION [4922]
		IRS NUMBER:				522135448
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		425

	BUSINESS ADDRESS:	
		STREET 1:		700 LOUISIANA STREET, SUITE 700
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77002-2700
		BUSINESS PHONE:		(877) 290-2772

	MAIL ADDRESS:	
		STREET 1:		700 LOUISIANA STREET, SUITE 700
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77002-2700
</SEC-HEADER>
<DOCUMENT>
<TYPE>425
<SEQUENCE>1
<FILENAME>tm216166d5_425.htm
<DESCRIPTION>425
<TEXT>
Document 1 - file: tm216166d5_425.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>tm216166d5_425img001.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 2 - file: tm216166d5_425img001.jpg

</DOCUMENT>
</SEC-DOCUMENT>