EDGAR Filing Documents for 0001047469-12-007513

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

SEC Accession No. 0001047469-12-007513

Filing Date

2012-07-30

Accepted

2012-07-30 08:46:42

Documents

Effectiveness Date

2012-07-30

Document Format Files

Seq	Description	Document	Type	Size
1	SUPPLEMENT	a2210419zsuppl.htm	SUPPL	460896
2	G522936.JPG	g522936.jpg	GRAPHIC	15993
	Complete submission text file	0001047469-12-007513.txt		484046

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 4039206411

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

IRS No.: 522179728 | Fiscal Year End: 1231
Type: SUPPL | Act: 98 | File No.: 333-177789 | Film No.: 12992116
SIC: 4922 Natural Gas Transmission