https://regulations.justia.com/regulations/fedreg/agencies/department-of-labor/mine-safety-and-health-administration/2013/01/15?registers=between Sun, 05 May 2024 13:51:05 -0700 Sun, 05 May 2024 13:51:05 -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/2013/01/15?registers=between https://regulations.justia.com/regulations/fedreg/2013/01/15/2013-00624.html https://regulations.justia.com/regulations/fedreg/2013/01/15/2013-00624.html Tue, 15 Jan 2013 00:00:00 -0800 2013-00624 Notice http://www.gpo.gov/fdsys/pkg/FR-2013-01-15/pdf/2013-00624.pdf