1. Reliable Power Reliable Markets Reliable People Rule 6.6 Recommendation Update January 29, 2009

2. 2 Review June 24, 2008 – stakeholder session to review and identify problems with the current rule – discussed possible solutions October 30, 2008 - issued recommendation paper with eight specific recommendations November 24, 2008 – stakeholder comments posted to the AESO website January 15, 2009 – AESO responses and recommendation updated posted to the AESO website

3. 3 Updated Recommendations

4. 4 New Recommendation Zero tolerance for gaming or intentional deviation and participants should ensure their generating assets are operated with regard to good electrical operating practices. –The rule will be revised to take into account generating unit capabilities adherence to dispatch levels and not to tolerance levels audits will look for dispatch deviation and pool price correlation, synchronization to the grid, purposely issuing an instruction to generate at a level different than the dispatch level or other indicators that might suggest intentional deviation.

5. 5 Steady State Compliance based on 10 minute average 0 xx:20xx:30xx:40xx:50 x x :60 Minutes of the Clock Unit output xx:10 Dispatch Level Dispatch Tolerance Level ComplianceNon- compliance Non- compliance Compliance

6. 6 Max delay increased to 10 minutes - participants submit ramp profile. 0 2.557.51012.517.52015 Compliance check Compliance check Compliance check Max Delay Time Min ramp time Max ramp time Dispatch level Dispatch tolerance level OutputOutput Minutes

7. 7 Max delay increased to 10 minutes - participants submit ramp profile. Asset_ID Ramp Rate Block NumberRamp DirectionFrom MWTo MW Ramp Rate Per Min Below Min Stable xyz1UP0501y xyz2UP501203n xyz3UP1202004.5n xyz4UP2002503n xyz1DN2501204.5n xyz2DN120503n xyz3DN5001y Ramp Rate Submission Table

8. 8 Max delay increased to 10 minutes - participants submit ramp profile. Include mill addition or other unique operating characteristic For example: 0-150MW 4MW/min 150-175MW 1MW/min 175-280MW 5MW/min

9. 9 Next Steps January 15, 2009 – publish new recommendations and response matrix Week of January 26, 2009 – stakeholder session February 6, 2009 – comments due on updated recommendations March 5,, 2009 – publish draft rule for stakeholder consultation April 3, 2009 – comments due on draft rule April 30, 2009 – submitted to the ERC for review and filing with the AUC AUC process Implementation including modification of compliance tools to fit revised Rule

10. 10 The End Discussion?