Illinois Administrative Code
Title 83 - PUBLIC UTILITIES
Part 285 - STANDARD INFORMATION REQUIREMENTS FOR PUBLIC UTILITIES AND TELECOMMUNICATIONS CARRIERS IN FILING FOR AN INCREASE IN RATES
Subpart J - FUTURE TEST YEAR REQUIREMENTS
Section 285.7005 - Schedule G-1: Comparison of Prior Forecasts to Actual Data - Prior Three Years

Current through Register Vol. 48, No. 38, September 20, 2024

a) Schedule G-1 shall compare forecast period data to actual data to demonstrate the reliability and accuracy of the utility's forecast for each of the three most recent consecutive years preceding the test year for which actual data exist. The prior years' forecast data are to represent the original approved budget for the period.

b) Work papers supporting Schedule G-1 shall include:

1) The original, and all amendments, of operating and capital budgets or forecasts for each of the three consecutive years preceding the test year for which actual data exist and those in support of the test year; and

2) A budget manual or formalized budget guidelines and procedures used to develop the utility's most recent budget.

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