Planning Documents & Resources

This section represents the NYISO Planning Library - giving you access to all the planning documents you need to perform day to day business objectives. To view documents select from the folder structure on the left. If you are looking for planning resources we have also placed them in this section for your use.

The following tariff attachments may be referenced regarding Planning and can be viewed by accessing the NYISO Tariff Page

  • OATT 22 Attachment P – Transmission Interconnection Procedures
  • OATT 25 Attachment S – Rules to Allocate Responsibility for the Cost of New Interconnection.
  • OATT 30 Attachment X – Standard Large Facilities Interconnection Procedure
  • OATT 32 Attachment Z – Small Generator Interconnection Procedures



Planning Resources & Links