# Federal Register
1 - 1926.13 - 81:16285-16890 - Occupational Exposure to Respirable Crystalline Silica; Final Rule - PDF
# Regulations
1 - 1926.13 - Interpretation of statutory terms.
# Standard Interpretations
1 - 1926.13 - Service workers in the heating, plumbing and air-conditioning industries.
2 - 1926.13 - OSHA Regulations for single family dwelling construction.
3 - 1926.13 - Construction multi-employer worksites.