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Home > Rules > Regulatory > Amendments

Amendments

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

  • Tariff amendments - filed in 2019
    • Oct 11, 2019 Tariff amendment - non-resource-specific resource adequacy import resource bid insertion clarification (ER20-94)
    • Sep 5, 2019 Tariff amendment - Order No. 831 compliance filing (ER19-2757)
    • Sep 3, 2019 Tariff amendment - energy storage and distributed energy resources phase 3 (ESDER 3) (ER19-2733)
    • Aug 30, 2019 Tariff amendment - commitment costs and default energy bid enhancements (ER19-2727)
    • Aug 23, 2019 Tariff amendment - interconnection process enhancements track 3 - network upgrade definitions (ER19-2679)
    • Jul 30, 2019 Tariff amendment - real-time market neutrality settlement (ER19-2497
    • Jul 2, 2019 Tariff amendment - local market power mitigation enhancements 2018 (ER19-2347)
    • May 22, 2019 Tariff amendment - Order No. 845 compliance - reform generator interconnection procedures & agreements (ER19-1950)
    • May 14, 2019 Tariff amendment - tariff clarifications (ER19-1837)
    • Apr 22, 2019 Tariff amendment - reliability must-run and capacity procurement mechanism enhancements (ER19-1641)
    • Apr 11, 2019 Tariff amendment - RAAIM exemption extension to planned outages (ER19-1562)
    • Apr 11, 2019 Tariff amendment - reliability demand response resource dispatch clarification (ER19-1561)
    • Apr 9, 2019 Tariff amendment - exempt certain resource adequacy resources from bid generation (ER19-1542)
    • Feb 28, 2019 Tariff amendment - interconnection process enhancements - inverter-based interconnection requirements (ER19-1153)
    • Feb 7, 2019 Tariff amendment - specify minimum requirements for interconnection requests (ER19-1013)
    • Jan 31, 2019 Tariff amendment - commitment cost enhancements phase 3 and reliability services clarifications (ER19-951)
  • Tariff amendments archive
    Tariff amendments that are archived may still have reporting requirements that are filed regularly with FERC. These filed reports will appear in the archive.
    • Tariff amendments - filed in 2018
    • Tariff amendments - filed in 2017
    • Tariff amendments - filed in 2016
    • Tariff amendments - filed in 2015
    • Tariff amendments - filed in 2014
    • Tariff amendments - filed in 2013
    • Tariff amendments - filed in 2012
    • Tariff amendments - filed in 2011
    • Tariff amendments - filed in 2010
    • Tariff amendments - filed in 2009
    • Tariff amendments - filed in 2008
    • Tariff amendments - filed in 2007
    • Tariff amendments - filed in 2006
    • Tariff amendment - Market Redesign and Technology Upgrade (MRTU) (ER06-615)
      California ISO's February 9, 2006 filing in Docket No. ER06-615-000 for the California ISO's Market Redesign and Technology Upgrade (MRTU)
    • Start-up tariff amendments

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)