131  / SERVICE EXCELLENCE 4.4 Third Supplemental Indenture dated as of May 15, 2009 between Canadian Pacific Railway Company and The Bank of New York Mellon (incorporated by reference to Exhibit 4.4 to Canadian Pacific Railway Limited’s Form 10-K filed with the Securities and Exchange Commission on February 29, 2016, File No. 001-01342). 4.5 Fourth Supplemental Indenture dated as of September 23, 2010 between Canadian Pacific Railway Company and The Bank of New York Mellon (incorporated by reference to Exhibit 4.5 to Canadian Pacific Railway Limited’s Form 10-K filed with the Securities and Exchange Commission on February 29, 2016, File No. 001-01342). 4.6 Fifth Supplemental Indenture dated as of December 1, 2011 between Canadian Pacific Railway Company and The Bank of New York Mellon (incorporated by reference to Exhibit 4.6 to Canadian Pacific Railway Limited’s Form 10-K filed with the Securities and Exchange Commission on February 29, 2016, File No. 001-01342). 4.7 Sixth Supplemental Indenture dated as of February 2, 2015 between Canadian Pacific Railway Company and The Bank of New York Mellon (incorporated by reference to Exhibit 4.7 to Canadian Pacific Railway Limited’s Form 10-K filed with the Securities and Exchange Commission on February 29, 2016, File No. 001-01342). 4.8 Seventh Supplemental Indenture dated as of August 3, 2015 between Canadian Pacific Railway Company and The Bank of New York Mellon (incorporated by reference to Exhibit 4.8 to Canadian Pacific Railway Limited’s Form 10-K filed with the Securities and Exchange Commission on February 29, 2016, File No. 001-01342). 4.9 Eighth Supplemental Indenture dated as of November 24, 2015 among Canadian Pacific Railway Limited, Canadian Pacific Railway Company and The Bank of New York Mellon (incorporated by reference to Exhibit 4.9 to Canadian Pacific Railway Limited’s Form 10- K filed with the Securities and Exchange Commission on February 29, 2016, File No. 001-01342). 4.10 Indenture dated as of October 30, 2001 between Canadian Pacific Railway Company and The Bank of New York Mellon (incorporated by reference to Exhibit 4.10 to Canadian Pacific Railway Limited’s Form 10-K filed with the Securities and Exchange Commission on February 29, 2016, File No. 001-01342). 4.11 First Supplemental Indenture dated as of April 23, 2004 between Canadian Pacific Railway Company and The Bank of New York Mellon (incorporated by reference to Exhibit 4.11 to Canadian Pacific Railway Limited’s Form 10-K filed with the Securities and Exchange Commission on February 29, 2016, File No. 001-01342). 4.12 Second Supplemental Indenture dated as of October 12, 2011 between Canadian Pacific Railway Limited and The Bank of New York Mellon (incorporated by reference to Exhibit 4.12 to Canadian Pacific Railway Limited’s Form 10-K filed with the Securities and Exchange Commission on February 29, 2016, File No. 001-01342). 4.13 Third Supplemental Indenture dated as of October 13, 2011 between Canadian Pacific Railway Company and The Bank of New York Mellon (incorporated by reference to Exhibit 4.13 to Canadian Pacific Railway Limited’s Form 10-K filed with the Securities and Exchange Commission on February 29, 2016, File No. 001-01342). 4.14 Fourth Supplemental Indenture dated as of November 24, 2015 among Canadian Pacific Railway Limited, Canadian Pacific Railway Company and The Bank of New York Mellon (incorporated by reference to Exhibit 4.14 to Canadian Pacific Railway Limited’s Form 10-K filed with the Securities and Exchange Commission on February 29, 2016, File No. 001-01342). 4.15 Indenture dated as of July 15, 1991 between Canadian Pacific Railway Company and Harris Trust and Savings Bank (incorporated by reference to Exhibit 4.15 to Canadian Pacific Railway Limited’s Form 10-K filed with the Securities and Exchange Commission on February 29, 2016, File No. 001-01342). 4.16 First Supplemental Indenture dated as of July 1, 1996 between Canadian Pacific Railway Company and Harris Trust and Savings Bank (incorporated by reference to Exhibit 4.16 to Canadian Pacific Railway Limited’s Form 10-K filed with the Securities and Exchange Commission on February 29, 2016, File No. 001-01342). 4.17 Second Supplemental Indenture dated as of November 24, 2015 among Canadian Pacific Railway Limited, Canadian Pacific Railway Company and The Bank of New York Mellon (as successor in interest to Harris Trust and Savings Bank) (incorporated by reference to Exhibit 4.17 to Canadian Pacific Railway Limited’s Form 10-K filed with the Securities and Exchange Commission on February 29, 2016, File No. 001-01342). 4.18 Indenture dated as of May 23, 2008 between Canadian Pacific Railway Company and Computershare Trust Company of Canada (incorporated by reference to Exhibit 4.18 to Canadian Pacific Railway Limited’s Form 10-K filed with the Securities and Exchange Commission on February 29, 2016, File No. 001-01342). 4.19 First Supplemental Indenture dated as of November 24, 2015 among Canadian Pacific Railway Limited, Canadian Pacific Railway Company and Computershare Trust Company of Canada (incorporated by reference to Exhibit 4.19 to Canadian Pacific Railway Limited’s Form 10-K filed with the Securities and Exchange Commission on February 29, 2016, File No. 001-01342). 4.20 Indenture dated as of September 11, 2015, from Canadian Pacific Railway Company to Wells Fargo Bank, National Association, as Trustee (incorporated by reference to Exhibit 99.1 to Canadian Pacific Railway Limited’s Registration Statement on Form 6-K filed with the Securities and Exchange Commission on September 14, 2015, File No. 001-01342). 4.21 First Supplemental Indenture dated as of September 11, 2015 between Canadian Pacific Railway Company and The Bank of New York Mellon (incorporated by reference to Exhibit 4.21 to Canadian Pacific Railway Limited’s Form 10-K filed with the Securities and Exchange Commission on February 29, 2016, File No. 001-01342). 4.22 Second Supplemental Indenture dated as of November 24, 2015 among Canadian Pacific Railway Limited, Canadian Pacific Railway Company and The Bank of New York Mellon (incorporated by reference to Exhibit 4.22 to Canadian Pacific Railway Limited’s Form 10-K filed with the Securities and Exchange Commission on February 29, 2016, File No. 001-01342).