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Amendments

All publicly available California ISO-authored tariff amendment filings are posted here in reverse chronological order. 

  • Apr 18, 2017 Tariff amendment - generator interconnection driven network upgrade cost recovery (GIDNUCR) (ER17-1432)
  • Mar 29, 2017 Tariff amendment - extension of participating intermittent resource program protective measures (ER17-1337)
  • Mar 27, 2017 Tariff amendment - Appendix P - to reflect DMM Oversight Committee (ER17-1312)
  • Mar 9, 2017 Tariff amendment - tariff clarifications (ER17-1132)
  • Feb 8, 2017 Tariff amendment - metering rules enhancements (ER17-949)
  • Jan 25, 2017 Tariff amendment - congestion revenue rights clawback rule modification (ER17-853)
  • Dec 5, 2016 Tariff amendment - reactive power requirements - automatic voltage regulator (ER17-490)
  • Nov 23, 2016 Tariff amendment - administrative pricing enhancements (ER17-415)
  • Oct 14, 2016 Tariff amendment - Aliso Canyon gas-electric coordination phase 2 (ER17-110)
  • Aug 19, 2016 Tariff amendment - bidding rules and commitment costs enhancements (ER16-2445)
  • Jun 21, 2016 Tariff amendment - local market power mitigation (ER16-1983)
  • May 9, 2016 Tariff amendment - enhance gas-electric coordination - address limited operability - Aliso Canyon (ER16-1649)
  • Apr 28, 2016 Tariff amendment - Energy Imbalance Market enhancements - phase 2 (ER16-1518)
  • Apr 21, 2016 Tariff amendment - revise frequency response requirements - phase 1 (ER16-1483)
  • Mar 4, 2016 Tariff amendment - distributed energy resource provider (ER16-1085)
  • Aug 28, 2015 Tariff amendment - implement transition period pricing - Energy Imbalance Market (ER15-2565)
  • Jun 15, 2015 Tariff amendment - Energy Imbalance Market enhancements - phase 1 (ER15-1919)
  • Jun 5, 2015 Tariff amendment - phase 2 of commitment cost enhancements (ER15-1875)
  • May 29, 2015 Tariff amendment - phase 1A of reliability services initiative (ER15-1825)
  • Jan 15, 2015 Tariff amendment - EIM transition period prices (ER15-861)
  • Dec 2, 2014 Tariff amendment - pay for performance year one changes (ER15-554)
  • Nov 13, 2014 Waiver request - Energy Imbalance Market (ER15-402)
  • Aug 1, 2014 Tariff amendment - flexible resource adequacy criteria and must-offer obligations - FRACMOO Phase 1 (ER14-2574)
  • Jul 23, 2014 Tariff amendment - Energy Imbalance Market enhancements (ER14-2484-000)
  • Feb 28, 2014 Tariff amendment - Energy Imbalance Market (ER14-1386-000)
  • May 10, 2013 Tariff amendment - order 1000 phase 2 interregional - docket no ER13-1470-000
  • Jun 27, 2008 Tariff amendment - revise exceptional dispatch provisions (ER08-1178-000)
  • Amendment 60 docket no. ER04-835-000 (commission-imposed must-offer obligation)

California ISO's Electric Tariff Filing to Reflect Market Redesign and Technology Upgrade (MRTU)

California ISO's February 9, 2006 filing in Docket No. ER06-615-000 for the California ISO's Market Redesign and Technology Upgrade (MRTU)

FERC amendments archive