#	Letters of Interpretation
1	07/30/2018 - 1926.1153(h)(2)(iv) - Who can perform a pulmonary function test (PFT) in compliance with the Respirable Crystalline Silica Standards?
2	02/02/2018 - 1926.1153(h)(2) - Medical surveillance requirements in OSHA’s respirable crystalline silica standard for construction

#	Federal Register
1	07/26/2016 - 1926.1153(h)(2) - 81:48708-48710 - Occupational Exposure to Respirable Crystalline Silica; Approval of Collections of Information
2	07/26/2016 - 1926.1153(h)(2), 1926.1153(h)(2)(i) - 81:48708-48710 - Occupational Exposure to Respirable Crystalline Silica; Approval of Collections of Information - PDF

#	Regulations
1	06/23/2016 - - Respirable crystalline silica.