Wisconsin's air quality rules get a paperwork update

The US environmental regulators approved Wisconsin's request to update its air quality rules. This means the state's official plan now matches its current laws and statutes.

This document is a housekeeping item. It cleans up old rule numbers and removes outdated provisions from Wisconsin's air quality plan. It does not change how the state enforces air quality, or what companies must do. It just makes sure the paperwork is in order.