https://regulations.justia.com/regulations/fedreg/agencies/department-of-labor/mine-safety-and-health-administration/2012/01/06?registers=between Sat, 04 May 2024 01:08:21 -0700 Sat, 04 May 2024 01:08:21 -0700 Justia Regulations Tracker Copyright 2011 Justia Inc. https://regulations.justia.com/images/justiafedregulations.gif https://regulations.justia.com/regulations/fedreg/agencies/department-of-labor/mine-safety-and-health-administration/2012/01/06?registers=between https://regulations.justia.com/regulations/fedreg/2012/01/06/2011-33861.html https://regulations.justia.com/regulations/fedreg/2012/01/06/2011-33861.html Fri, 06 Jan 2012 00:00:00 -0800 2011-33861 Notice http://www.gpo.gov/fdsys/pkg/FR-2012-01-06/pdf/2011-33861.pdf https://regulations.justia.com/regulations/fedreg/2012/01/06/2011-33860.html https://regulations.justia.com/regulations/fedreg/2012/01/06/2011-33860.html Fri, 06 Jan 2012 00:00:00 -0800 2011-33860 Notice http://www.gpo.gov/fdsys/pkg/FR-2012-01-06/pdf/2011-33860.pdf