EDGAR Filing Documents for 0001047469-07-003479

Form SUPPL - Voluntary Supplemental Material by Foreign Issuers [Section 11(a)]:

SEC Accession No. 0001047469-07-003479

Filing Date

2007-05-02

Accepted

2007-05-01 17:54:06

Documents

Effectiveness Date

2007-05-02

Document Format Files

Seq	Description	Document	Type	Size
1	SUPPLEMENT	a2177494zsuppl.htm	SUPPL	429539
2	G688292.JPG	g688292.jpg	GRAPHIC	5416
	Complete submission text file	0001047469-07-003479.txt		438531

Mailing Address 450 I STREET SW CALGARY ALBERTA A0 T2P 5H1

Business Address 450 -1ST STREET SW P O BOX 1000 STATION M CALGARY ALBERTA A0 T2P 5H1 4039207669

TRANSCANADA PIPELINES LTD (Filer) CIK: 0000099070 (see all company filings)

IRS No.: 522179728 | Fiscal Year End: 1231
Type: SUPPL | Act: 98 | File No.: 333-141122 | Film No.: 07807518
SIC: 4922 Natural Gas Transmission