The NAESB’s EIR is the central repository for information required to support commercial, scheduling, and transmission management operations in North America. The EIR is provided by the OATI webRegistry system. It replaced NERC’s TSIN registry in 2012.
Access websites and documents related to Open Access Same Time Information System (OASIS) requirements and registration.
Access OASIS registration information. OASIS participation is required by all transmission and external-transaction customers in New England.
The North American Energy Standards Board (NAESB) serves as an industry forum for the development and promotion of standards for a seamless wholesale and retail natural gas and electricity marketplace.