Technical Interfaces

This page contains information about the current technical interfaces with IESO's market systems. These interfaces are categorized by the functions performed by the IESO and/or market participants. Choose a functional area below to view all relevant documents.

Upcoming changes to these interfaces are listed on the Pending Changes page. Procedural information for each function is included on the Rules & Manuals page.

All Documents New & Updated Documents
Security Market Participant Submissions (incl. MIM, MPI, & API) Outage Management Market Participant Requests Market Results Market Forecasts Message Exchange Transmission Rights Revenue Metering Meter Trouble Reporting and Notice of Disagreement	Commercial Reconciliation Funds Administration API and Template Documents XML and Automated Documents Software Downloads Known Issues when using MPI with Internet Explorer Supported Client Platform

Market Participant Submissions

GUIDES/MANUALS

Status	Document	Description	Last Updated	Link
Updated	Energy Market Graphical User Interface User�s Guide (IMO_GDE_0003)	This document provides user information and tutorials for the browser based Energy Market GUI (formerly MPI) subsystem which provides interactive bid and offer submission functionality for the Energy Markets.	3/13/2013	pdf

Market Participant submissions are made by participants to the IESO via either the Market Participant interface (MPI) or a customized Application Programmatic Interface (API)

Commercial Reconciliation

GUIDES/MANUALS

Status	Document	Description	Last Updated	Link
Updated	IESO Charge Types and Equations (IMP_LST_0001)	This document enumerates the various charge types and equations used in the IESO Settlements process for IESO-Administered markets which are subject to a functional deferral and those that are NOT subject to a functional deferral. See IMDC-3 regarding the "Smart Metering Charge.".	3/6/2013	pdf

Commercial Reconciliation Statements and Files are available to market participants via the Market Participant Interface (MPI).