The OSHA Occupational Noise Exposure Standard, 1910.95

Occupational Injury and Illness Recording and Reporting Requirements (final rule for recording hearing loss)
Federal Register (July 1, 2002)

Discussing Implementation of the July 1, 2002 Rule on Recording Hearing Loss see the section entitled "Other Hearing Loss Issues" approximately 3/4 of the way through the document for an important discussion on how OSHA interprets the new Rule
Federal Register (December 17, 2002)

Separate Baselines for Each Ear
OSHA Interpretation Letter (May 8, 2003)

Retesting Requirements if employee's annual audiogram shows a Standard Threshold Shift (STS)
OSHA Interpretation Letter (August 14, 2003)

Recording Criteria for Recordkeeping Cases involving occupational hearing loss
OSHA Interpretation Letter (March 4, 2004)

Retention of Exposure and Audiometric Testing Records by successor employers
OSHA Interpretation Letter (April 27, 2004)