Kansas Pipeline Company

Original Volume No. 1

Effective Date: 03/01/2000, Docket: RP99-485-000, Status: Suspended

Fourth Revised Sheet No. 21 Fourth Revised Sheet No. 21 : Suspended

Superseding: Substitute 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 $5.5664 $0.0163 $0.0163 $0.1993 2.2674% 2.0929%

Zone 2 $7.0289 $0.0089 $0.0089 $0.2400 0.0000% 0.0000%

Zone 3 $8.7300 $0.0093 $0.0093 $0.2963 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

$0.1830 $0.2311 $0.2870

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.