https://regulations.justia.com/regulations/fedreg/agencies/mine-safety-and-health-administration/2011/08/17?registers=between Thu, 21 Nov 2024 17:20:22 -0800 Thu, 21 Nov 2024 17:20:22 -0800 Justia Regulations Tracker Copyright 2011 Justia Inc. https://regulations.justia.com/images/justiafedregulations.gif https://regulations.justia.com/regulations/fedreg/agencies/mine-safety-and-health-administration/2011/08/17?registers=between https://regulations.justia.com/regulations/fedreg/2011/08/17/2011-20978.html https://regulations.justia.com/regulations/fedreg/2011/08/17/2011-20978.html Wed, 17 Aug 2011 00:00:00 -0700 2011-20978 Notice http://www.gpo.gov/fdsys/pkg/FR-2011-08-17/pdf/2011-20978.pdf