Combustible Dust: An Explosion Hazard

The following directive outlines Federal OSHA’s enforcement program for combustible dust hazards, followed by a report on the status of the program:

Combustible Dust National Emphasis Program. OSHA Directive CPL 03-00-008, (March 11, 2008).
Status Report on Combustible Dust --- National Emphasis Program (PDF). OSHA, (October 2009), 12 pages. Twenty-five states, Puerto Rico and the Virgin Islands have OSHA-approved State Plans and have adopted their own enforcement policies. For the most part, these States adopt standards that are identical to Federal OSHA. However, some States may have different enforcement policies.
Policy Memo on Accumulation Depth for Combustible Dusts, (April 2015).