Tariff Rate Schedule Effective January 1, 2006

SaskPower OATT Rate Card
1. Firm Transmission Service Rates
Service Duration	Rates in Canadian Dollars
Long-term	$ 2,211	per MW per month
Monthly Service	$ 2,211	per MW per month
Weekly Service	$ 510	per MW per week
Daily Service	$ 102	per MW per day
Discounts	None
2. Non-Firm Transmission Service Rates
Service Duration	Rates in Canadian Dollars
Monthly Service	$ 2,211	per MW per month
Weekly Service	$ 510	per MW per week
Daily Service	$ 102	per MW per day
Hourly Service	$ 6.38	per MWh
Discounts	See Tariff Discount Offer
3. Ancillary Service Rates
Service Duration	Rates in Canadian Dollars
Scheduling, System Control & Dispatch Service
Monthly Service	$ 200	per MW per month
Weekly Service	$ 46	per MW per week
Daily Service	$ 9	per MW per day
Hourly Service	$ 0.58	per MWh
Reactive Supply & Voltage Control From Generation Services
Monthly Service	$ 148	per MW per month
Weekly Service	$ 34	per MW per week
Daily Service	$ 7	per MW per day
Hourly Service	$ 0.43	per MWh
Regulation & Frequency Response Service
Monthly Service	$ 128	per MW per month
Weekly Service	$ 30	per MW per week
Daily Service	$ 6	per MW per day
Hourly Service	$ 0.37	per MWh
Energy Imbalance Service
	less than +/- 1.5% - no charge
	greater than +/- 1.5% - 110% of
	incremental cost at time of occurrence
	or 90% of decremental cost.
Spinning Reserve Service
Monthly Service	$ 298	per MW per month
Weekly Service	$ 69	per MW per week
Daily Service	$ 14	per MW per day
Hourly Service	$ 0.86	per MWh
Supplemental Reserve Service
Monthly Service	$ 409	per MW per month
Weekly Service	$ 94	per MW per week
Daily Service	$ 19	per MW per day
Hourly Service	$ 1.18	per MWh