ISS RATE SCHEDULE
INTERRUPTIBLE STORAGE SERVICE
1. AVAILABILITY
Service under this Rate Schedule is available from Columbia Gas Transmission, LLC (Transporter) to any
Shipper, provided that (i) Transporter has sufficient facilities and storage capacity available to inject,
store, and withdraw gas for Shipper, (ii) Transporter has awarded capacity to Shipper under the provisions of
this Rate Schedule, through construction of facilities, or pursuant to Transporter's Order No. 636
restructuring proceeding in FERC Docket No. RS92-5-000, (iii) Shipper has executed an ISS Service Agreement
with Transporter, and (iv) Shipper complies with all other applicable provisions of this Tariff.
2. APPLICABILITY AND CHARACTER OF SERVICE
(a) Service provided under this Rate Schedule shall be performed under Subpart B or G of Part 284
of the Commission's Regulations. Subject to the limitations set forth below, Transporter shall inject and
store quantities and withdraw thermally equivalent quantities, less Storage Gas Loss, for Shipper. Such
service shall be provided on an interruptible basis and shall apply to all gas designated for storage under
this Rate Schedule and delivered to Transporter to or for Shipper, up to the Interruptible Storage Quantity
(ISQ) set forth in Shipper's ISS Service Agreement.
(b) Service under this Rate Schedule, including all injections into and withdrawals from storage
(i) shall have the priority specified in Section 7 (Capacity Allocation) of the General Terms and Conditions,
(ii) shall be subject to interruption to the extent provided in this Rate Schedule or in Section 16
(Interruptions of Service) of the General Terms and Conditions, and (iii) shall be subject to operational flow
orders issued by Transporter to protect the integrity, including the performance capability, of its storage
facilities or otherwise to the extent provided in this Rate Schedule or in Section 17 (Operational Flow
Orders) of the General Terms and Conditions.
(c) Subject to the limitations and requirements set forth in this Rate Schedule and in Shipper's
ISS Service Agreement, Shipper shall be permitted to request Transporter to inject, on an interruptible basis,
quantities received by Transporter from or on behalf of Shipper and designated for delivery to "ISS Storage".
All such nominations of injection quantities and all resulting actual injections under this Rate Schedule
shall be completed within the first Month of Shipper's ISS Service Agreement governing those quantities (the
Injection Month).
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