The Occupational Safety and Health Administration (OSHA) has issued an Advance Notice of Proposed  Rulemaking (ANPR) on developing a standard on combustible dust.

OSHA has identified the National Fire Protection Association (NFPA) and its standard NFPA 652 as the basis for the new OSHA standard.

An electronic comment form and instructions are available at in Docket No. OSHA-2009-0023, RIN 1218-AC41. The public commentary period closes Jan. 19, 2010.

Additional information on combustible dust explosions can be found in an OSHA Hazard Alert released in March 2008.