Published on: 2013-22874. Final rule. 2013-22874. Regulations Implementing the Byrd Amendments to the Black Lung Benefits Act: Determining Coal Miners' and Survivors' Entitlement to Benefits
Published on: 2012-7335. Notice of proposed rulemaking; request for comments. 2012-7335. Regulations Implementing the Byrd Amendments to the Black Lung Benefits Act: Determining Coal Miners' and Survivors' Entitlement to Benefits