House Republicans question IRIS' role in TSCA reviews
The Environmental Protection Agency's use of the Integrated Risk Information System is a potential barrier to the timely release of risk evaluations under the Toxic Substances Control Act, wrote Republicans on the House Science, Space and Technology Committee in a Thursday letter to EPA officials. The EPA "should take steps to ensure TSCA is not duplicating flawed and lengthy IRIS processes or approaches to evaluating science," the lawmakers wrote.