(INDIANAPOLIS) - Governor Mike Braun has signed Senate Enrolled Act 277 into law, finalizing a sweeping rewrite of Indiana's environmental code that supporters say will cut outdated paperwork and speed permitting, while critics warn the changes could weaken oversight and pollution response.
The new law, which takes effect July 1, removes obsolete references in state law, changes or eliminates dozens of reporting requirements and restructures parts of the Indiana Department of Environmental Management's authority. Supporters, including IDEM leadership, say the overhaul is meant to modernize decades-old statutes and reduce regulatory delays for businesses and local operators.
But environmental groups and some lawmakers argued throughout the legislative debate that the measure goes far beyond housekeeping. Critics said the bill changes several IDEM duties from mandatory to optional, limits the agency's ability to rely on certain federal scientific risk values and could narrow how the state addresses PFAS and other contamination issues.
Opponents also raised concerns that language barring Indiana rules from being more "burdensome" than federal standards remains too vague, creating uncertainty about how aggressively the state can act when federal regulations lag behind emerging environmental threats.
Business and manufacturing groups backed the bill during the session, saying the rewrite brings more predictability to permitting and reduces what they called unnecessary compliance burdens.
The debate over whether the law is true modernization or a meaningful rollback of IDEM's enforcement tools is expected to continue as agencies begin implementing the changes this summer.