Kansas Pipeline Company

Original Volume No. 1

Effective Date: 03/27/2000, Docket: RP00-429-002, Status: Effective

Sub Fifth Revised Sheet No. 21 Sub Fifth Revised Sheet No. 21 : Effective

Superseding: 2nd Sub Third Revised Sheet No. 21

CURRENTLY EFFECTIVE RATES

RATE SCHEDULE FT-NN

NO NOTICE FIRM TRANSPORTATION SERVICE

Each rate set forth on this tariff sheet is the currently

effective rate pertaining to the particular rate schedule to

which it is referenced, but each such rate is separate and

independent and the change in any such rate shall not thereby

effect a change in any other rate schedule.

Fuel

Reservat. Commodity Minimum Auth. Reimbursement*

Charge Charge Rate Overrun Nov-Mar Apr-Oct

Zone 1 $4.6785 $0.0547 $0.0547 $0.2086 1.5751% 1.2500%

Zone 2 $6.7776 $0.0041 $0.0041 $0.2270 0.0000% 0.0000%

Zone 3 $8.5088 $0.0037 $0.0037 $0.2836 0.0000% 0.0000%

*Compressor fuel, lost and unaccounted for gas.

Rates are additive. A Shipper transporting gas through more

than one Zone shall pay the applicable rates for each Zone.

Volumetric firm capacity release maximum rate per dth stated at

100% load factor (exclusive of any surcharges):

Zone 1 Zone 2 Zone 3

$0.1538 $0.2228 $0.2797

Rates applicable for released capacity with a term of less than

one year may exceed the posted maximum tariff rate for a period

of time, to expire at 9:00 Central Clock Time on September 30, 2002

or such later date as the Commission may order.

The rates for Zone 1, as shown herein, include the Transok Lease costs

authorized by the Commission in KansOk Docket No. PR94-3-000. Shipper

shall pay Kansas Pipeline the actual transportation costs incurred

by Kansas Pipeline under the terms of the Transok Lease to deliver

gas from specific Receipt Point(s) nominated by such Shipper on

Transok's system. See Section 15.1 of the General Terms and Conditions

for an explanation and example of how the Transok Lease annual minimum

cost is calculated. Actual costs are calculated on a per dekatherm

basis pursuant to rates set forth in the Lease by specific receipt

point. Shipper shall reimburse Kansas Pipeline for actual costs

incurred by the pipeline in excess of the costs reflected

in the Zone 1 rate.