# Directives
1 - National - CPL 02-02-022 [CPL 2-2.22] - 29 CFR 1910.1018 Inspection and Compliance Procedures for the Permanent Occupation Exposure Standard for Inorganic Arsenic Compounds.
# Federal Register
1 - 81:68504-68685 - Standards Improvement Project-Phase IV; Proposed Rule - PDF
# Regulations
1 - 1926.1118 - Inorganic arsenic.
# Standard Interpretations
1 - 1926.1118 - Exclusion of arsenic-treated wood from OSHA's Inorganic Arsenic standard