Boiler Maximum Achievable Control Technology (MACT), 40 CFR Part 63, Subpart DDDDD (5D): Questions and Answers - Revised January 14, 2016

This is a January 2016 document with questions and answers about the Major Sources Boiler Rule, including topics on applicability, compliance testing, and implementation.

Learn more about the Major Sources Boiler Rule.

• Boiler Maximum Achievable Control Technology (MACT), 40 CFR Part 63, Subpart DDDDD (5D): Questions and Answers (pdf) (109.03 KB, January 14, 2016)