#	Letters of Interpretation
1	11/03/2023 - 1910.1020(d)(1)(ii) - Retention of atmospheric monitoring records for a permit-required confined space
2	05/26/2006 - 1910.1020(d)(1)(ii) - Requirements for maintenance of employee exposure records and alternative methods for long-term retention.
3	08/01/2002 - 1910.1020(d)(1)(ii) - Record retention requirements for indoor air quality documents and reports
4	04/01/1999 - 1910.1020(d)(1)(ii) - Maintenance and preservation of employee exposure records

#	Federal Register
1	01/09/2017 - 1910.1020(d)(1)(ii) - 82:2470-2757 - Occupational Exposure to Beryllium - PDF
2	09/12/2013 - 1910.1020(d)(1)(ii) - 78:56273-56504 - Occupational Exposure to Respirable Crystalline Silica; Proposed Rule - PDF

#	Regulations
1	04/28/2006 - - Access to employee exposure and medical records.