| 1997 |
December:
Illinois Electric Service Customer Choice and Rate Relief Law signed by Governor |
| 1998 |
August:
15% rate decrease for residential customers
|
| 1999 |
October:
First phase of Choice for business customers over four megawatts and one third
other businesses randomly selected by lottery |
| 2000 |
December:
Last phase of Choice for remainder of business customers |
| 2001 |
January:
Business customers eligible to select metering supplier
October:
5% reduction in residential customer rates (from 1995 rates) |
| 2002 |
May:
Residential choice allows all residential customers to choose their electric supplier |