Mine Agency Tweaks Diesel-Soot Limits Underground
Published Date: 6/25/2026
Rule
Summary
This rule helps protect miners by improving and removing some rules about diesel smoke underground in coal mines. It affects mine operators who will see clearer, updated limits on diesel pollution to keep air cleaner and safer. Changes roll out soon and aim to save money by cutting unnecessary rules while keeping miners healthy.
Analyzed Economic Effects
2 provisions identified: 2 benefits, 0 costs, 0 mixed.
Cleaner Diesel Limits to Protect Miners
If you work in an underground coal mine, this rule updates limits on diesel smoke to keep the air cleaner and protect miners' health. The rule improves and removes some existing rules about diesel particulate matter underground to clarify and strengthen protections.
Reduced Regulatory Burden for Mine Operators
If you operate an underground coal mine, this rule removes some unnecessary diesel rules and updates emission limits so requirements are clearer. The agency says the changes aim to save money by cutting unnecessary rules while keeping miners healthy.
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Key Dates
Department and Agencies
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