Williston Basin Interstate Pipeline Co.

Second Revised Volume No. 1

Effective Date: 11/01/2010, Docket: RP10-1227-000, Status: Effective

Fifth Revised Sheet No. 258 Fifth Revised Sheet No. 258

Superseding: Fourth Revised Sheet No. 258

GENERAL TERMS AND CONDITIONS (Continued)

17. FIRM CAPACITY RELEASE MECHANISM (Continued)

17.5.3.4 Temporary releases of firm capacity for thirty-

one (31) days or less exempt from bidding as specified in

Subsection 17.5.3.2 may not be rolled over, extended or in

any way continued to the same replacement shipper until

twenty-eight (28) days after the first release period has

ended. The twenty-eight (28) day limitation does not apply

to any re-releases to the same replacement shipper that are

posted for bidding or releases to an asset manager to

implement an AMA or to releases to a marketer participating

in a State-regulated Retail Access Program.

17.6 If a Replacement Shipper lacks sufficient storage and/or the

necessary alternate gas supplies to comply with the terms of service

applicable to Rate Schedule FTN-1, the Shipper with a Service Agreement

under Rate Schedule FTN-1 who desires to release all or a portion of its

no-notice firm transportation service under one of the options listed in

Subsection 17.5 must also release portions of its associated firm

storage capabilities under Rate Schedule FS-1 and alternate supplies, if

any, as described in Section 2.3.1.1 of Rate Schedule FTN-1 in the same

respective proportions as such Releasing Shipper has designated firm

storage capabilities and alternate supplies to meet its no-notice

service.

17.6.1 Shipper(s) desiring to acquire all or a portion of any

released no-notice firm transportation service must have, or be

able to acquire, the necessary firm transportation capacity along

the requisite contract path and the necessary firm storage

capabilities and/or alternate gas supplies.

17.6.2 Shipper(s) acquiring capacity released under Rate

Schedule FTN-1 shall not be allowed to designate replacement

and/or alternate delivery points as provided in Subsection 12.5 of

these General Terms and Conditions and such no-notice service will

be provided only to the delivery points currently designated by

the Releasing Shipper.