Northern Border Pipeline Company
FERC Gas Tariff
First Revised Volume No. 1

Fifth Revised Sheet No. 158
Superseding
Fourth Revised Sheet No. 158

                              RATE SCHEDULE IT-1
                     INTERRUPTIBLE TRANSPORTATION SERVICE


  3.  RATES AND PAYMENT (Continued)

       3.4   Billing and Payment

             Billing and payment under this Rate Schedule shall be in 
             accordance with Section 6 of the General Terms and 
             Conditions.

  4.  (RESERVED)

Issued by: Raymond D. Neppl, Vice President
Issued on: April 17, 2001                     Effective on: May 17, 2001