OASIS - Transmission Customers and External Transactions Requirements
All transmission customers in New England must register in order to access the Open Access Same-Time Information System (OASIS)-an electronic posting system that allows transmission customers to view transmission access data simultaneously.

Date Document Title Document Type  
Nov 19, 2012
Form for registration and submittal direct to OATI for OASIS access
DOCX (126k)
Apr 17, 2009 DOC (37.5k)
Jul 27, 2006
Companies wishing to transact business on the ties shall submit contact information to the ISO using the External Transmission Customer Contact Form.
DOC (40.5k)
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