Illinois General Assembly

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TITLE 14: COMMERCE
SUBTITLE C: ECONOMIC DEVELOPMENT
CHAPTER I: DEPARTMENT OF COMMERCE AND ECONOMIC OPPORTUNITY
PART 549 ILLINOIS DIG ONCE ACT
AUTHORITY: Implementing and authorized by the Illinois Dig Once Act [605 ILCS 145].
SOURCE: Adopted at 50 Ill. Reg. 9194, effective June 23, 2026.