OSHA 29 CFR 1910 Subpart O (1910.211-1910.219) — complete machine
guarding requirements. US federal law, public domain.
International norms mapping table: China GB/T, Korea KS, India BIS
equivalents to ISO/EN standards. Unfortunately all countries protect
ISO copyright even for identical national adoptions (IDT).
Only OSHA provides truly free machinery safety content.
EU Excel harmonised standards list included for reference.
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>