IESO DEFINITIONS 1

ALLOCATED QUANTITY OF ENERGY INJECTED

ALLOCATED QUANTITY OF ENERGY WITHDRAWN ALLOCATED QUANTITY OF OPERATING RESERVE

ENERGY OFFERS

HOUR AHEAD DISPATCHABLE LOAD OFFER CURVE

ENERGY BIDS

OPERATING RESERVE OFFERS

PHYSICAL BILATERAL CONTRACT QUANTITY OF ENERGY BOUGHT

PHYSICAL BILATERAL CONTRACT QUANTITY OF ENERGY SOLD

COMBINED GUARANTEED COSTS

DAY AHEAD COMBINED GUARANTEED COSTS

DISPATCH QUANTITY OF ENERGY SCHEDULED FOR INJECTION

DISPATCH QUANTITY SCHEDULE OF OPERATING RESERVE

DISPATCH QUANTITY OF ENERGY SCHEDULED FOR WITHDRAWAL

EXCLUDED ENERGY QUANTITY

EMBEDDED GENERATOR ENERGY INJECTION

OPERATING PROFIT FUNCTION FOR THE IMPORT OF ENERGY UNDER THE INTERTIE OFFER/BID GUARANTEE SETTLEMENT CREDIT

5 MINUTE ENERGY MARKET PRICE AT THE INTERTIES

5 MINUTE ENERGY MARKET PRICE WITHIN ONTARIO

5 MINUTE ENERGY MARKET REFERENCE PRICE

EXPORT TRANSMISSION SERVICE TARRIFF RATE

FIXED ENERGY RATE

GENERATOR REGULATED PRICE

HOUR AHEAD DISPATCHABLE LOAD REDUCTION

HOURLY ONTARIO ENERGY PRICE

LINE CONNECTION DEMAND

ORDERED MATRIX

MARKET QUANTITY SCHEDULED FOR INJECTION

ADJUSTED MARKET QUANTITY SCHEDULED FOR INJECTION

MARKET QUANTITY SCHEDULED FOR WITHDRAWAL

NETWORK SERVICE DEMAND

OPG NON PRESCRIBED ASSETS OPERATING PROFIT FUNCTION

ADJUSTED CMSC COMPONENT

OPG REVENUE LIMIT

PILOT AUCTION AMOUNT

PILOT AUCTION OPG REVENUE LIMIT

PILOT AUCTION PRICE

PRICE BIAS IMPORT

PRIVE BIAS EXPORT

PRE DISPATCH QUANTITY FOR INJECTION

PRE DISPATCH QUANTITY FOR WITHDRAWAL

PRE DISPATCH ENERGY MARKET PRICE FOR ONTARIO

ENERGY OFFER SUBMITTED INTO PRE DISPATCH OF RECORD

PRE DISPATCH OF RECORD

5 MINUTE OPERATING RESERVE PRICE

PROVINCIAL TRANSMISSION SERVICE NETOWRK SERVICE RATE

PROVINCIAL TRANSMISSION SERVICE LINE CONNECTION SERVICE RATE

PROVINCIAL TRANSMISSION SERVICE TRANSFORMATION CONNECTION SERVICE RATE

QUANTITY OF TRANSMISSION RIGHTS OWNED

REGULATED PRICE PLAN

REALLOCATE QUANTITY

SCHEDULED QUANTITY OF ENERGY INECTED

SCHEDULED QUANTITY OF ENERGY WITHDRAWN

SCHEDULED QUANTITY OF CLASS R OPERATING RESERVE

TRANSFORMATION CONNECTION DEMAND

TOTAL MARKET SETTLEMENT AMOUNT

THRESHOLD GENERATION QUANTITY

THRESHOLD LOAD QUANTITY

TARIFF PRICE

TR MARKET CLEARING PRICE

TR CLEARING ACCOUNT DISBURSEMENT