Hazard communication requirements for diatomaceous earth.

OSHA requirements are set by statute, standards and regulations. Our interpretation letters explain these requirements and how they apply to particular circumstances, but they cannot create additional employer obligations. This letter constitutes OSHA's interpretation of the requirements discussed. Note that our enforcement guidance may be affected by changes to OSHA rules. Also, from time to time we update our guidance in response to new information. To keep apprised of such developments, you can consult OSHA's website at https://www.osha.gov.

April 5, 1999

Labeling requirements for absorbent clay products in various packaging configurations

OSHA requirements are set by statute, standards and regulations. Our interpretation letters explain these requirements and how they apply to particular circumstances, but they cannot create additional employer obligations. This letter constitutes OSHA's interpretation of the requirements discussed. Note that our enforcement guidance may be affected by changes to OSHA rules. Also, from time to time we update our guidance in response to new information. To keep apprised of such developments, you can consult OSHA's website at https://www.osha.gov.

December 14, 2015

Mr. Lee Coogan
Executive Director
Sorptive Minerals Institute
1155 15th St., NW, Suite 500
Washington, DC 20005

Dear Mr. Coogan:

Requirements for maintaining Material Safety Data Sheets (MSDSs) for coal including coal dust, fly ash, and silica dust.

OSHA requirements are set by statute, standards and regulations. Our interpretation letters explain these requirements and how they apply to particular circumstances, but they cannot create additional employer obligations. This letter constitutes OSHA's interpretation of the requirements discussed. Note that our enforcement guidance may be affected by changes to OSHA rules. Also, from time to time we update our guidance in response to new information. To keep apprised of such developments, you can consult OSHA's website at https://www.osha.gov.


April 27, 2005

John J. Frye, President
Comprehensive Safety Compliance, Inc.
295 William Pitt Way
Pittsburgh, PA 15238

Dear Mr. Frye:

Manufacturer and distributor requirements for developing MSDS for hazardous products.

Archive Notice - OSHA Archive

NOTICE: This is an OSHA Archive Document, and may no longer represent OSHA Policy. It is presented here as historical content, for research and review purposes only.

OSHA requirements are set by statute, standards and regulations. Our interpretation letters explain these requirements and how they apply to particular circumstances, but they cannot create additional employer obligations. This letter constitutes OSHA's interpretation of the requirements discussed. Note that our enforcement guidance may be affected by changes to OSHA rules. Also, from time to time we update our guidance in response to new information. To keep apprised of such developments, you can consult OSHA's website at https://www.osha.gov.

May 3, 2007

Mr. Keith Klayh
President
Liquid Solutions Inc.
203-379 Lake Street
Sault Ste. Marie, Ontario, Canada
P6B 3K9

Dear Mr. Klayh:

Classification of Combustible Dusts under the Revised Hazard Communication Standard. [1910.1200; 1910.1200(d)]

OSHA requirements are set by statute, standards and regulations. Our interpretation letters explain these requirements and how they apply to particular circumstances, but they cannot create additional employer obligations. This letter constitutes OSHA's interpretation of the requirements discussed. Note that our enforcement guidance may be affected by changes to OSHA rules. Also, from time to time we update our guidance in response to new information. To keep apprised of such developments, you can consult OSHA's website at https://www.osha.gov.

December 27, 2013 MEMORANDUM TO: REGIONAL ADMINISTRATORS THROUGH: Dorothy Dougherty
Acting Deputy Assistant Secretary FROM: Thomas Galassi, Director
Directorate of Enforcement Programs SUBJECT: Classification of Combustible Dusts under the Revised Hazard Communication Standard