Commonwealth Edison Co. v. Pollution Control Board

On April 13, 1972, under its docket No. R 71-23, the Illinois Pollution Control Board (hereafter the Board) filed an opinion and order adopting chapter 2 of its rules and regulations. Chapter 2 was divided into eight parts and contained both new rules and previously adopted rules which had been renumbered and reclassified. Commonwealth Edison Company (hereafter Edison) was a party to the hearings held prior to adoption of the rules classified under parts I, II and III of chapter 2 (I — General Provisions; II — Emission Standards and Limitations for Stationary Sources; III — Air Quality…