In accordance with Certificate Condition 6 and Order Condition 7, NGTL encloses Commitment Tracking Table No. 8 for the Project. The reporting period for this submission is September 1, 2017 to 28, 2017.

In accordance with Certificate Condition 6 and Order Condition 7, NGTL encloses Commitment Tracking Table No. 7 for the Project. The reporting period for this submission is July 29, 2017 to August 31, 2017.

NGTL encloses its Commitment Tracking Table No. 1. This submission is in response to both Section 52 Condition 6 and Section 58 Condition 7 located in Appendices II and III of the Report.

This brochure describes how Federal Energy Regulatory Commission (FERC) is charged by Congress to evaluater interstate natural gas pipeline projects.

This submission describes the Commitment Tracking Table No. 2 dated from September 2, 2015 to March 31, 2017 for the Towerbirch Expansion Project.

In accordance with Certificate Condition 6 and Order Condition 7, NGTL encloses Commitment Tracking Table No. 3 for the Project. The reporting period for this submission is April 3, 2017 to April 30, 2017.

In accordance with Certificate Condition 6 and Order Condition 7, NGTL encloses Commitment Tracking Table No. 5 for the Project. The reporting period for this submission is June 1, 2017 to June 29, 2017.