OATT- Schedule 9 RNS

What is OATT Schedule 9 RNS?

A transmission service offered under Schedule 9 of the Open Access Transmission Tariff (OATT). Regional Network Service (Schedule 9) is the service over the Pool Transmission Facilities (PTF) which is provided by the ISO to transmission customers to serve their loads.

In what document(s) do I find details about OATT Schedule 9 RNS?

Primary provisions for the settlement of the OATT Schedule 9 RNS are located in Schedule 9 of the ISO New England Open Access Transmission Tariff (OATT). Other sections of the OATT and other documents, including, but not limited to, Section II.B of the OATT (Regional Network Service), are also applicable.

Who can expect to incur an OATT Schedule 9 RNS Credit or Charge?


Transmission Owners (TOs)

OATT Schedule 9 RNS payments are allocated pro-rata to the TOs based on their share of the Participating Transmission Owners Administrative Committee (PTO-AC) approved Revenue Requirement.


Monthly Regional Network Load

OATT Schedule 9 RNS charges are calculated based on Monthly Regional Network Load value for any transmission customer that is purchasing RNS Service at the PTO-AC approved rates ($/kW-month) for both Pre-97 and Post-96 Transmission Service components determined annually and effective June 1 through May 31.

Related Standard Settlements


Related Billing Adjustments


Bill Detail

The monthly bill contains a single line item netting charges and credits entitled “OATT Schedule 9 RNS”.


For settlements post 10/1/2010:
Tariff-Monthly OATT Schedule 9 Regional Network Service (RNS) Settlement

Summarized in the monthly MIS Report issued one month in arrears of the settlement obligation month.

Related Calculation Summary

OATT Schedule 9 RNS Calculation Summary

For settlements prior to 10/1/2010:
See Reports section of OATT-Regional Network Service

Daily Financial Position Report

Daily financial position including all market service settlements and miscellaneous billing adjustments generated on a daily basis; and, issued to all active customers registered as a Participant or Non-Participant.



Additional Related Materials

ISO News Issue 191 - ISO New England to Release New Daily Financial Position Report

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