https://regulations.justia.com/regulations/fedreg/agencies/department-of-labor/mine-safety-and-health-administration/2018/09/25?registers=between Sat, 04 May 2024 00:19:41 -0700 Sat, 04 May 2024 00:19:41 -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/2018/09/25?registers=between https://regulations.justia.com/regulations/fedreg/2018/09/25/2018-20756.html https://regulations.justia.com/regulations/fedreg/2018/09/25/2018-20756.html Tue, 25 Sep 2018 00:00:00 -0700 2018-20756 Notice https://www.gpo.gov/fdsys/pkg/FR-2018-09-25/pdf/2018-20756.pdf