Markets & Operations


OASISThe Open Access Same-Time Information System (OASIS) provides information by electronic means about available transmission capability for point-to-point service and a process for requesting transmission service on a non-discriminatory basis. OASIS enables transmission providers and transmission customers to communicate requests and responses to buy and sell available transmission capacity offered under the PJM Open Access Transmission Tariff.

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NAESB Home Page
Standards of Conduct
Performance Metrics

Business Practices, Waivers, and Exemptions
Regional Practices (DOC) (PDF) (Clean version)
Regional Practices (DOC) (PDF) (Redline version)
Regional Practices and Merchant Business Practices Amendment Process (DOC) (PDF)
OASIS Timing Requirements (PDF)
ATC Information

First Time Users  
OASIS User Guide
PJM Tools Hardware and Software Requirements (DOC)
Purchasing OASIS During DST (PDF)
Template Information for S&CP 

Annulment Requests  
To request an annulment, submit your request with a detailed explanation via email to Oasis Administrators or contact the OASIS help desk at (610) 666-8972.