The Environmental Protection Agency’s inspector general has launched a compliance audit to determine whether the department violated federal rules for developing, deploying, and assessing artificial intelligence products.

The inquiry follows a report by the Monitor , which found the EPA was moving to deploy custom AI products without sharing the details required by law and Trump administration regulations. That included AI tools designed to speed approvals for new applications of toxic chemicals and pesticides.

The inspector general’s office revealed the existence of the probe in an online disclosure dated Oct. 19.…