| Interpretations |
1910.119 - Highly Hazardous Chemicals, types of hardware that see contact with explosives.
| 05/25/1994 | National |
| Interpretations |
Applicability of PSM standard to explosive and pyrotechnic manufacturing.
| 02/04/1998 | National |
| Interpretations |
Applicability of PSM standard to on-site use of methane as fuel.[1910.119(a)(1); 1910.119(h)(3); 1926.64(a)(1); 1926.64(h)(3)]
| 09/21/2000 | National |
| Interpretations |
Applicability of the Process Safety Management manufacturing processes involving workplace explosives. [1910.109]
| 12/30/1993 | National |
| Interpretations |
Applicability of the PSM standard to a flammable liquid manufacturing process.
| 07/09/1999 | National |
| Interpretations |
Application of Process Safety Management of Highly Hazardous Chemicals to the manufacture of explosives and pyrotechnics.[1910.119(a); 1975.1]
| 06/15/1992 | National |
| Interpretations |
Black liquor recovery boilers, associated oil (or gas) auxiliary fuel burner systems and PSM. [1910.119]
| 06/09/1993 | National |
| Interpretations |
Carburization process and the applicability of Process Safety Management for Highly Hazardous Chemicals.[1910.119]
| 11/28/1995 | National |
| Interpretations |
Cellulose nitrate and the PSM Standard. [1910.119]
| 07/20/1992 | National |
| Interpretations |
Ceramic firing utilizing propane in amounts exceeding 10,000 pounds not subject to process safety management standard. [1910.119]
| 08/28/1992 | National |
| Interpretations |
Chlorine storage facility plan and the applicability of the Process Safety Management (PSM) of Highly Hazardous Chemicals Standard.
| 08/15/1995 | National |
| Interpretations |
Clarification of laboratory and process relative to process safety management standard. [1910.119]
| 06/24/1992 | National |
| Interpretations |
Clarification of PSM applicability to processes that are based partly or solely on quantities in connected atmospheric storage tanks.[1910.119; 1910.119(a)(1)(ii)(B); 1910.1450]
| 02/11/2003 | National |
| Interpretations |
Clarification of the Process Safety Management standard with regard to material and energy balances. [1910.119]
| 09/25/1995 | National |
| Interpretations |
Clarification on the documentation of inspections and tests required under the mechanical integrity provisions.[1910; 1910.119]
| 09/16/1996 | National |
| Interpretations |
Clarification on the time allowed for completion of the initial process hazard analysis (PHA) as it may apply to a hypothetical case involving four different work sites of an employer. [1910.119]
| 06/01/1995 | National |
| Interpretations |
Clarification on whether flammable liquids used to mix (1) inks used in printing on aluminum foil and paper and (2) paint used in coating aluminum sheets are covered by the PSM standard. [1910.119]
| 09/27/1994 | National |
| Interpretations |
Coating processes covered by the PSM standard. [1910.119]
| 09/20/1993 | National |
| Interpretations |
Compliance Audits of the Process Safety Management of Highly Hazardous Chemicals Standard.[1910.119]
| 03/21/1995 | National |
| Interpretations |
Confirmation that mixing of liquefied butane, transferred by a CTMV, with gasoline stored in atmospheric tanks at terminals is not covered by the PSM Standard. [1910.119]
| 05/17/1995 | National |
| Interpretations |
Coverage of stored flammables under the process safety management standard.
| 05/12/1997 | National |
| Interpretations |
Deadlines for completion of process hazard analysis. [1910.119]
| 06/03/1993 | National |
| Interpretations |
Delivery of hydrogen peroxide, 52% by weight or greater
| 09/08/1993 | National |
| Interpretations |
Dimethylamine and Anhydrous Dimethlamine and the PSM standard. [1910.119]
| 07/09/1993 | National |
| Interpretations |
Documentation methods used to comply with the qualitative evaluation of a range of possible safety/health effects of "failure of controls" requirement of the PSM standard.
| 02/01/2005 | National |
| Interpretations |
Employee participation requirements of the Process safety management standard. [1910.119]
| 01/08/1993 | National |
| Interpretations |
Evaluation of scenarios regarding PSM requirements related to normally unoccupied remote facilities and natural gas processing plants (gas plant).[1910.119; 1910.119(b)]
| 02/16/2005 | National |
| Interpretations |
Extent of OSHA's jurisdiction over worksites involving geological and underground storage facilities for gas and hazardous liquids.
| 10/07/2008 | National |
| Interpretations |
Final rule on process safety management of highly hazardous chemicals, formaldehyde. [1910.119]
| 07/28/1992 | National |
| Interpretations |
Formaldehyde (37% by weight or greater) in the Process Safety Management Standard. [1910.119]
| 06/28/1992 | National |
| Interpretations |
Fumigants used to control insects in food plants. [1910.119]
| 05/03/1993 | National |
| Interpretations |
Gasoline used as a fuel to test run inboard and outboard engines does not fall under PSM. [1910.119]
| 09/16/1992 | National |
| Interpretations |
Heat-treating process (using methanol) and the applicability of the Process Safety Management of Highly Hazardous Chemicals Standard.
| 07/28/1995 | National |
| Interpretations |
HHC's as it applies to employer obligation to obtain and evaluate information regarding the contract employer's safety performance and programs. [1910.119]
| 06/29/1994 | National |
| Interpretations |
HHC's as it applies to exterior, interior tanks. [1910.119]
| 06/03/1994 | National |
| Interpretations |
HHC's as it applies to flammable liquid stored at a worksite. [1910.119]
| 04/28/1993 | National |
| Interpretations |
HHC's as it applies to hydrochloric acid, hydrofluoric acid, hydrogen sulfide, hydrogen cyanide. [1910.119]
| 06/09/1994 | National |
| Interpretations |
HHC's as it applies to pulp and paper industry processes that contain chlorine dioxide. [1910.119]
| 06/22/1994 | National |
| Interpretations |
HHCs as it applies to end use applications of acrolein. [1910.119]
| 12/10/1993 | National |
| Interpretations |
HHCs as it applies to ethylene oxide (ETO). [1910.119]
| 12/30/1993 | National |