# Federal Register
1 - 86:9576-9831 - Hazard Communication Standard; Proposed Rule - PDF
# Regulations
1 - 1910.1200(d)(2) - Hazard Communication.
# Standard Interpretations
1 - 1910.1200(d)(2) - Hazard Communication classifications
2 - 1910.1200(d)(2) - Clarification of the terms "appropriate hazard warning" and "mandatory".