Ear muffs and ear plugs are not both required if one offers protection.

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.

September 30, 1983

Danny D. Anderson, President
United Steelworkers of America
Local 3931, District 30
7001 Daisy Avenue
Louisville, Kentucky 40258

Dear Mr. Anderson:

This is in response to your letter of August 22, 1983, requesting an interpretation of a provision of the hearing conservation amendment to the occupational noise standard.

One type of muff and plug available for employee hearing protector selection.

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.

October 17, 1983

G. A. Brown
Health and Safety Representative
United Automobile Aerospace
Agricultural Implement Workers
of America (UAW)
377 South Central Avenue
Hapeville, Georgia 30354

Dear Mr. Brown:

This is in response to your letter of September 20, 1983, requesting an interpretation of a provision of the hearing conservation amendment to the occupational noise standard.