https://regulations.justia.com/regulations/fedreg/agencies/department-of-labor/mine-safety-and-health-administration/2019/08/22?registers=between Thu, 23 May 2024 14:09:43 -0700 Thu, 23 May 2024 14:09:43 -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/2019/08/22?registers=between https://regulations.justia.com/regulations/fedreg/2019/08/22/2019-18097.html https://regulations.justia.com/regulations/fedreg/2019/08/22/2019-18097.html Thu, 22 Aug 2019 00:00:00 -0700 2019-18097 Notice https://www.govinfo.gov/content/pkg/FR-2019-08-22/pdf/2019-18097.pdf